| 1 | /////////////////////////////////////////////////////////////////////////////// |
| 2 | // Copyright (c) 2000-2015 Ericsson Telecom AB |
| 3 | // All rights reserved. This program and the accompanying materials |
| 4 | // are made available under the terms of the Eclipse Public License v1.0 |
| 5 | // which accompanies this distribution, and is available at |
| 6 | // http://www.eclipse.org/legal/epl-v10.html |
| 7 | /////////////////////////////////////////////////////////////////////////////// |
| 8 | #include "TtcnTemplate.hh" |
| 9 | #include "../Identifier.hh" |
| 10 | #include "Templatestuff.hh" |
| 11 | #include "../Type.hh" |
| 12 | #include "../TypeCompat.hh" |
| 13 | #include "../SigParam.hh" |
| 14 | #include "../CompField.hh" |
| 15 | #include "../Valuestuff.hh" |
| 16 | #include "ArrayDimensions.hh" |
| 17 | #include "PatternString.hh" |
| 18 | #include "../main.hh" |
| 19 | #include "../../common/dbgnew.hh" |
| 20 | #include "Attributes.hh" |
| 21 | |
| 22 | namespace Ttcn { |
| 23 | |
| 24 | // ================================= |
| 25 | // ===== Template |
| 26 | // ================================= |
| 27 | |
| 28 | Template::Template(const Template& p) : GovernedSimple(p), |
| 29 | templatetype(p.templatetype), my_governor(p.my_governor), |
| 30 | is_ifpresent(p.is_ifpresent), specific_value_checked(false), |
| 31 | has_permutation(p.has_permutation), base_template(p.base_template) |
| 32 | { |
| 33 | switch (templatetype) { |
| 34 | case TEMPLATE_ERROR: |
| 35 | case TEMPLATE_NOTUSED: |
| 36 | case OMIT_VALUE: |
| 37 | case ANY_VALUE: |
| 38 | case ANY_OR_OMIT: |
| 39 | break; |
| 40 | case SPECIFIC_VALUE: |
| 41 | u.specific_value = p.u.specific_value->clone(); |
| 42 | break; |
| 43 | case TEMPLATE_REFD: |
| 44 | u.ref.ref = p.u.ref.ref->clone(); |
| 45 | u.ref.refd = 0; |
| 46 | u.ref.refd_last = 0; |
| 47 | break; |
| 48 | case TEMPLATE_INVOKE: |
| 49 | u.invoke.v = p.u.invoke.v->clone(); |
| 50 | u.invoke.t_list = p.u.invoke.t_list ? p.u.invoke.t_list->clone() : 0; |
| 51 | u.invoke.ap_list = p.u.invoke.ap_list ? p.u.invoke.ap_list->clone() : 0; |
| 52 | break; |
| 53 | case ALL_FROM: |
| 54 | case VALUE_LIST_ALL_FROM: |
| 55 | u.all_from = p.u.all_from->clone(); |
| 56 | break; |
| 57 | case TEMPLATE_LIST: |
| 58 | case VALUE_LIST: |
| 59 | case COMPLEMENTED_LIST: |
| 60 | case SUPERSET_MATCH: |
| 61 | case SUBSET_MATCH: |
| 62 | case PERMUTATION_MATCH: |
| 63 | u.templates = p.u.templates->clone(); // FATAL_ERROR |
| 64 | break; |
| 65 | case NAMED_TEMPLATE_LIST: |
| 66 | u.named_templates = p.u.named_templates->clone(); |
| 67 | break; |
| 68 | case INDEXED_TEMPLATE_LIST: |
| 69 | u.indexed_templates = p.u.indexed_templates->clone(); |
| 70 | break; |
| 71 | case VALUE_RANGE: |
| 72 | u.value_range = p.u.value_range->clone(); |
| 73 | break; |
| 74 | case BSTR_PATTERN: |
| 75 | case HSTR_PATTERN: |
| 76 | case OSTR_PATTERN: |
| 77 | u.pattern = new string(*p.u.pattern); |
| 78 | break; |
| 79 | case CSTR_PATTERN: |
| 80 | case USTR_PATTERN: |
| 81 | u.pstring = p.u.pstring->clone(); |
| 82 | break; |
| 83 | // default: |
| 84 | // FATAL_ERROR("Template::Template()"); |
| 85 | } |
| 86 | length_restriction = |
| 87 | p.length_restriction ? p.length_restriction->clone() : 0; // FATAL_ERR |
| 88 | } |
| 89 | |
| 90 | void Template::clean_up() |
| 91 | { |
| 92 | switch(templatetype) { |
| 93 | case TEMPLATE_ERROR: |
| 94 | case TEMPLATE_NOTUSED: |
| 95 | case OMIT_VALUE: |
| 96 | case ANY_VALUE: |
| 97 | case ANY_OR_OMIT: |
| 98 | break; |
| 99 | case SPECIFIC_VALUE: |
| 100 | delete u.specific_value; |
| 101 | break; |
| 102 | case TEMPLATE_REFD: |
| 103 | delete u.ref.ref; |
| 104 | break; |
| 105 | case TEMPLATE_INVOKE: |
| 106 | delete u.invoke.v; |
| 107 | delete u.invoke.t_list; |
| 108 | delete u.invoke.ap_list; |
| 109 | break; |
| 110 | case TEMPLATE_LIST: |
| 111 | case VALUE_LIST: |
| 112 | case COMPLEMENTED_LIST: |
| 113 | case SUPERSET_MATCH: |
| 114 | case SUBSET_MATCH: |
| 115 | case PERMUTATION_MATCH: |
| 116 | delete u.templates; |
| 117 | break; |
| 118 | case ALL_FROM: |
| 119 | case VALUE_LIST_ALL_FROM: |
| 120 | delete u.all_from; |
| 121 | break; |
| 122 | case NAMED_TEMPLATE_LIST: |
| 123 | delete u.named_templates; |
| 124 | break; |
| 125 | case INDEXED_TEMPLATE_LIST: |
| 126 | delete u.indexed_templates; |
| 127 | break; |
| 128 | case VALUE_RANGE: |
| 129 | delete u.value_range; |
| 130 | break; |
| 131 | case BSTR_PATTERN: |
| 132 | case HSTR_PATTERN: |
| 133 | case OSTR_PATTERN: |
| 134 | delete u.pattern; |
| 135 | break; |
| 136 | case CSTR_PATTERN: |
| 137 | case USTR_PATTERN: |
| 138 | delete u.pstring; |
| 139 | break; |
| 140 | // default: |
| 141 | // FATAL_ERROR("Template::clean_up()"); |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | string Template::create_stringRepr() |
| 146 | { |
| 147 | string ret_val; |
| 148 | switch (templatetype) { |
| 149 | case TEMPLATE_ERROR: |
| 150 | ret_val += "<erroneous template>"; |
| 151 | break; |
| 152 | case TEMPLATE_NOTUSED: |
| 153 | ret_val += "-"; |
| 154 | break; |
| 155 | case OMIT_VALUE: |
| 156 | ret_val += "omit"; |
| 157 | break; |
| 158 | case ANY_VALUE: |
| 159 | ret_val += "?"; |
| 160 | break; |
| 161 | case ANY_OR_OMIT: |
| 162 | ret_val += "*"; |
| 163 | break; |
| 164 | case SPECIFIC_VALUE: |
| 165 | ret_val += u.specific_value->get_stringRepr(); |
| 166 | break; |
| 167 | case TEMPLATE_REFD: { |
| 168 | Template *t_last = get_template_refd_last(); |
| 169 | if (t_last->templatetype == TEMPLATE_REFD) |
| 170 | ret_val += u.ref.ref->get_dispname(); |
| 171 | else ret_val += t_last->get_stringRepr(); |
| 172 | break; } |
| 173 | case TEMPLATE_INVOKE: { |
| 174 | ret_val += u.invoke.v->get_stringRepr(); |
| 175 | ret_val += ".invoke("; |
| 176 | if(u.invoke.ap_list) |
| 177 | for(size_t i = 0; i < u.invoke.ap_list->get_nof_pars(); i++) { |
| 178 | if(i>0) ret_val += ", "; |
| 179 | ret_val += u.invoke.ap_list->get_par(i)->get_fullname(); |
| 180 | } |
| 181 | ret_val += ")"; |
| 182 | break; } |
| 183 | case TEMPLATE_LIST: |
| 184 | if (u.templates->get_nof_ts() > 0) { |
| 185 | ret_val += "{ "; |
| 186 | u.templates->append_stringRepr(ret_val); |
| 187 | ret_val += " }"; |
| 188 | } else ret_val += "{ }"; |
| 189 | break; |
| 190 | case NAMED_TEMPLATE_LIST: |
| 191 | ret_val += "{"; |
| 192 | for (size_t i = 0; i < u.named_templates->get_nof_nts(); i++) { |
| 193 | if (i > 0) ret_val += ", "; |
| 194 | else ret_val += " "; |
| 195 | NamedTemplate *nt = u.named_templates->get_nt_byIndex(i); |
| 196 | ret_val += nt->get_name().get_dispname(); |
| 197 | ret_val += " := "; |
| 198 | ret_val += nt->get_template()->get_stringRepr(); |
| 199 | } |
| 200 | ret_val += " }"; |
| 201 | break; |
| 202 | case INDEXED_TEMPLATE_LIST: |
| 203 | ret_val += "{"; |
| 204 | for (size_t i = 0; i < u.indexed_templates->get_nof_its(); i++) { |
| 205 | if (i > 0) ret_val += ", "; |
| 206 | else ret_val += " ["; |
| 207 | IndexedTemplate *it = u.indexed_templates->get_it_byIndex(i); |
| 208 | (it->get_index()).append_stringRepr(ret_val); |
| 209 | ret_val += "] := "; |
| 210 | ret_val += it->get_template()->get_stringRepr(); |
| 211 | } |
| 212 | ret_val += "}"; |
| 213 | break; |
| 214 | case VALUE_LIST: |
| 215 | ret_val += "("; |
| 216 | u.templates->append_stringRepr(ret_val); |
| 217 | ret_val += ")"; |
| 218 | break; |
| 219 | case COMPLEMENTED_LIST: |
| 220 | ret_val += "complement("; |
| 221 | u.templates->append_stringRepr(ret_val); |
| 222 | ret_val += ")"; |
| 223 | break; |
| 224 | case VALUE_RANGE: |
| 225 | u.value_range->append_stringRepr(ret_val); |
| 226 | break; |
| 227 | case SUPERSET_MATCH: |
| 228 | ret_val += "superset("; |
| 229 | u.templates->append_stringRepr(ret_val); |
| 230 | ret_val += ")"; |
| 231 | break; |
| 232 | case SUBSET_MATCH: |
| 233 | ret_val += "subset("; |
| 234 | u.templates->append_stringRepr(ret_val); |
| 235 | ret_val += ")"; |
| 236 | break; |
| 237 | case PERMUTATION_MATCH: |
| 238 | ret_val += "permutation("; |
| 239 | u.templates->append_stringRepr(ret_val); |
| 240 | ret_val += ")"; |
| 241 | break; |
| 242 | case BSTR_PATTERN: |
| 243 | ret_val += "'"; |
| 244 | ret_val += *u.pattern; |
| 245 | ret_val += "'B"; |
| 246 | break; |
| 247 | case HSTR_PATTERN: |
| 248 | ret_val += "'"; |
| 249 | ret_val += *u.pattern; |
| 250 | ret_val += "'H"; |
| 251 | break; |
| 252 | case OSTR_PATTERN: |
| 253 | ret_val += "'"; |
| 254 | ret_val += *u.pattern; |
| 255 | ret_val += "'O"; |
| 256 | break; |
| 257 | case CSTR_PATTERN: |
| 258 | case USTR_PATTERN: |
| 259 | ret_val += "pattern \""; |
| 260 | ret_val += u.pstring->get_full_str(); |
| 261 | ret_val += "\""; |
| 262 | break; |
| 263 | default: |
| 264 | ret_val += "<unknown template>"; |
| 265 | break; |
| 266 | } |
| 267 | if (length_restriction) length_restriction->append_stringRepr(ret_val); |
| 268 | if (is_ifpresent) ret_val += " ifpresent"; |
| 269 | return ret_val; |
| 270 | } |
| 271 | |
| 272 | Template::Template(templatetype_t tt) |
| 273 | : GovernedSimple(S_TEMPLATE), |
| 274 | templatetype(tt), my_governor(0), length_restriction(0), |
| 275 | is_ifpresent(false), specific_value_checked(false), |
| 276 | has_permutation(false), flattened(true), base_template(0) |
| 277 | { |
| 278 | switch (tt) { |
| 279 | case TEMPLATE_ERROR: |
| 280 | case TEMPLATE_NOTUSED: |
| 281 | case OMIT_VALUE: |
| 282 | case ANY_VALUE: |
| 283 | case ANY_OR_OMIT: |
| 284 | break; |
| 285 | default: |
| 286 | FATAL_ERROR("Template::Template()"); |
| 287 | } |
| 288 | } |
| 289 | |
| 290 | Template::Template(Value *v) |
| 291 | : GovernedSimple(S_TEMPLATE), |
| 292 | templatetype(SPECIFIC_VALUE), my_governor(0), length_restriction(0), |
| 293 | is_ifpresent(false), specific_value_checked(false), |
| 294 | has_permutation(false), flattened(true), base_template(0) |
| 295 | { |
| 296 | if (!v) FATAL_ERROR("Template::Template()"); |
| 297 | u.specific_value = v; |
| 298 | } |
| 299 | |
| 300 | Template::Template(Ref_base *p_ref) |
| 301 | : GovernedSimple(S_TEMPLATE), |
| 302 | templatetype(TEMPLATE_REFD), my_governor(0), length_restriction(0), |
| 303 | is_ifpresent(false), specific_value_checked(false), |
| 304 | has_permutation(false), base_template(0) |
| 305 | { |
| 306 | if(!p_ref) FATAL_ERROR("Template::Template()"); |
| 307 | u.ref.ref=p_ref; |
| 308 | u.ref.refd=0; |
| 309 | u.ref.refd_last=0; |
| 310 | } |
| 311 | |
| 312 | Template::Template(templatetype_t tt, Templates *ts) |
| 313 | : GovernedSimple(S_TEMPLATE), |
| 314 | templatetype(tt), my_governor(0), length_restriction(0), |
| 315 | is_ifpresent(false), specific_value_checked(false), |
| 316 | has_permutation(false), flattened(true), base_template(0) |
| 317 | { |
| 318 | switch (tt) { |
| 319 | case TEMPLATE_LIST: |
| 320 | case VALUE_LIST: |
| 321 | case COMPLEMENTED_LIST: |
| 322 | case SUPERSET_MATCH: |
| 323 | case SUBSET_MATCH: |
| 324 | case PERMUTATION_MATCH: |
| 325 | break; |
| 326 | default: |
| 327 | FATAL_ERROR("Template::Template()"); |
| 328 | } |
| 329 | if (!ts) FATAL_ERROR("Template::Template()"); |
| 330 | u.templates = ts; |
| 331 | if (tt == TEMPLATE_LIST) { |
| 332 | size_t nof_ts = ts->get_nof_ts(); |
| 333 | for (size_t i = 0; i < nof_ts; i++) { |
| 334 | if (ts->get_t_byIndex(i)->templatetype == PERMUTATION_MATCH) { |
| 335 | has_permutation = true; |
| 336 | break; |
| 337 | } |
| 338 | } |
| 339 | } |
| 340 | } |
| 341 | |
| 342 | Template::Template(Template *t) |
| 343 | : GovernedSimple(S_TEMPLATE) |
| 344 | , templatetype(ALL_FROM), my_governor(0), length_restriction(0) |
| 345 | , is_ifpresent(false), specific_value_checked(false) |
| 346 | , has_permutation(false), flattened(true), base_template(0) |
| 347 | { |
| 348 | u.all_from = t; |
| 349 | // t is usually a SPECIFIC_VALUE |
| 350 | // t->u.specific_value is a V_UNDEF_LOWERID |
| 351 | // calling set_lowerid_to_ref is too soon (my_scope is not set yet) |
| 352 | } |
| 353 | |
| 354 | Template::Template(templatetype_t tt, Template *t) |
| 355 | : GovernedSimple(S_TEMPLATE) |
| 356 | , templatetype(VALUE_LIST_ALL_FROM), my_governor(0), length_restriction(0) |
| 357 | , is_ifpresent(false), specific_value_checked(false) |
| 358 | , has_permutation(false), flattened(true), base_template(0) |
| 359 | { |
| 360 | if (tt != VALUE_LIST_ALL_FROM) FATAL_ERROR("Template::Template()"); |
| 361 | u.all_from = t->u.all_from; // take it over |
| 362 | t->u.all_from = NULL; |
| 363 | delete t; |
| 364 | } |
| 365 | |
| 366 | Template::Template(NamedTemplates *nts) |
| 367 | : GovernedSimple(S_TEMPLATE), |
| 368 | templatetype(NAMED_TEMPLATE_LIST), my_governor(0), length_restriction(0), |
| 369 | is_ifpresent(false), specific_value_checked(false), |
| 370 | has_permutation(false), flattened(true), base_template(0) |
| 371 | { |
| 372 | if (!nts) FATAL_ERROR("Template::Template()"); |
| 373 | u.named_templates = nts; |
| 374 | } |
| 375 | |
| 376 | Template::Template(IndexedTemplates *its) |
| 377 | : GovernedSimple(S_TEMPLATE), |
| 378 | templatetype(INDEXED_TEMPLATE_LIST), my_governor(0), |
| 379 | length_restriction(0), is_ifpresent(false), |
| 380 | specific_value_checked(false), has_permutation(false), flattened(true), |
| 381 | base_template(0) |
| 382 | { |
| 383 | if (!its) FATAL_ERROR("Template::Template()"); |
| 384 | u.indexed_templates = its; |
| 385 | size_t nof_its = its->get_nof_its(); |
| 386 | for (size_t i = 0; i < nof_its; i++) { |
| 387 | if (its->get_it_byIndex(i)->get_template()->templatetype == |
| 388 | PERMUTATION_MATCH) { |
| 389 | has_permutation = true; |
| 390 | break; |
| 391 | } |
| 392 | } |
| 393 | } |
| 394 | |
| 395 | Template::Template(ValueRange *vr) |
| 396 | : GovernedSimple(S_TEMPLATE), |
| 397 | templatetype(VALUE_RANGE), my_governor(0), length_restriction(0), |
| 398 | is_ifpresent(false), specific_value_checked(false), |
| 399 | has_permutation(false), flattened(true), base_template(0) |
| 400 | { |
| 401 | if (!vr) FATAL_ERROR("Template::Template()"); |
| 402 | u.value_range = vr; |
| 403 | } |
| 404 | |
| 405 | Template::Template(templatetype_t tt, string *p_patt) |
| 406 | : GovernedSimple(S_TEMPLATE), |
| 407 | templatetype(tt), my_governor(0), length_restriction(0), |
| 408 | is_ifpresent(false), specific_value_checked(false), |
| 409 | has_permutation(false), flattened(true), base_template(0) |
| 410 | { |
| 411 | switch (tt) { |
| 412 | case BSTR_PATTERN: |
| 413 | case HSTR_PATTERN: |
| 414 | case OSTR_PATTERN: |
| 415 | break; |
| 416 | default: |
| 417 | FATAL_ERROR("Template::Template()"); |
| 418 | } |
| 419 | if (!p_patt) FATAL_ERROR("Template::Template()"); |
| 420 | u.pattern = p_patt; |
| 421 | } |
| 422 | |
| 423 | Template::Template(PatternString *p_ps) |
| 424 | : GovernedSimple(S_TEMPLATE), |
| 425 | templatetype(CSTR_PATTERN), my_governor(0), length_restriction(0), |
| 426 | is_ifpresent(false), specific_value_checked(false), |
| 427 | has_permutation(false), flattened(true), base_template(0) |
| 428 | { |
| 429 | if (!p_ps) FATAL_ERROR("Template::Template()"); |
| 430 | u.pstring = p_ps; |
| 431 | } |
| 432 | |
| 433 | Template::~Template() |
| 434 | { |
| 435 | clean_up(); |
| 436 | delete length_restriction; |
| 437 | } |
| 438 | |
| 439 | Template *Template::clone() const |
| 440 | { |
| 441 | return new Template(*this); |
| 442 | } |
| 443 | |
| 444 | void Template::set_fullname(const string& p_fullname) |
| 445 | { |
| 446 | GovernedSimple::set_fullname(p_fullname); |
| 447 | switch (templatetype) { |
| 448 | case TEMPLATE_ERROR: |
| 449 | case TEMPLATE_NOTUSED: |
| 450 | case OMIT_VALUE: |
| 451 | case ANY_VALUE: |
| 452 | case ANY_OR_OMIT: |
| 453 | case BSTR_PATTERN: |
| 454 | case HSTR_PATTERN: |
| 455 | case OSTR_PATTERN: |
| 456 | break; |
| 457 | case SPECIFIC_VALUE: |
| 458 | u.specific_value->set_fullname(p_fullname); |
| 459 | break; |
| 460 | case TEMPLATE_REFD: |
| 461 | u.ref.ref->set_fullname(p_fullname); |
| 462 | break; |
| 463 | case TEMPLATE_INVOKE: |
| 464 | u.invoke.v->set_fullname(p_fullname); |
| 465 | if(u.invoke.t_list) u.invoke.t_list->set_fullname(p_fullname); |
| 466 | if(u.invoke.ap_list) u.invoke.ap_list->set_fullname(p_fullname); |
| 467 | break; |
| 468 | case TEMPLATE_LIST: |
| 469 | u.templates->set_fullname(p_fullname); |
| 470 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) |
| 471 | u.templates->get_t_byIndex(i)->set_fullname( |
| 472 | p_fullname + "[" + Int2string(i) + "]"); |
| 473 | break; |
| 474 | case INDEXED_TEMPLATE_LIST: |
| 475 | u.indexed_templates->set_fullname(p_fullname); |
| 476 | for (size_t i = 0; i < u.indexed_templates->get_nof_its(); i++) |
| 477 | u.indexed_templates->get_it_byIndex(i)->set_fullname( |
| 478 | p_fullname + "[" + Int2string(i) + "]"); |
| 479 | break; |
| 480 | case NAMED_TEMPLATE_LIST: |
| 481 | u.named_templates->set_fullname(p_fullname); |
| 482 | break; |
| 483 | case ALL_FROM: |
| 484 | case VALUE_LIST_ALL_FROM: |
| 485 | u.all_from->set_fullname(p_fullname); |
| 486 | break; |
| 487 | case VALUE_LIST: |
| 488 | case COMPLEMENTED_LIST: |
| 489 | case SUPERSET_MATCH: |
| 490 | case SUBSET_MATCH: |
| 491 | case PERMUTATION_MATCH: |
| 492 | u.templates->set_fullname(p_fullname); |
| 493 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) |
| 494 | u.templates->get_t_byIndex(i)->set_fullname( |
| 495 | p_fullname + ".list_item(" + Int2string(i) + ")"); |
| 496 | break; |
| 497 | case VALUE_RANGE: |
| 498 | u.value_range->set_fullname(p_fullname); |
| 499 | break; |
| 500 | case CSTR_PATTERN: |
| 501 | case USTR_PATTERN: |
| 502 | u.pstring->set_fullname(p_fullname); |
| 503 | break; |
| 504 | // default: |
| 505 | // FATAL_ERROR("Template::set_fullname()"); |
| 506 | } |
| 507 | if (length_restriction) |
| 508 | length_restriction->set_fullname(p_fullname + ".<length_restriction>"); |
| 509 | } |
| 510 | |
| 511 | void Template::set_my_scope(Scope *p_scope) |
| 512 | { |
| 513 | GovernedSimple::set_my_scope(p_scope); |
| 514 | switch (templatetype) { |
| 515 | case TEMPLATE_ERROR: |
| 516 | case TEMPLATE_NOTUSED: |
| 517 | case OMIT_VALUE: |
| 518 | case ANY_VALUE: |
| 519 | case ANY_OR_OMIT: |
| 520 | case BSTR_PATTERN: |
| 521 | case HSTR_PATTERN: |
| 522 | case OSTR_PATTERN: |
| 523 | break; |
| 524 | case SPECIFIC_VALUE: |
| 525 | u.specific_value->set_my_scope(p_scope); |
| 526 | break; |
| 527 | case TEMPLATE_REFD: |
| 528 | u.ref.ref->set_my_scope(p_scope); |
| 529 | break; |
| 530 | case TEMPLATE_INVOKE: |
| 531 | u.invoke.v->set_my_scope(p_scope); |
| 532 | if(u.invoke.t_list) u.invoke.t_list->set_my_scope(p_scope); |
| 533 | if(u.invoke.ap_list) u.invoke.ap_list->set_my_scope(p_scope); |
| 534 | break; |
| 535 | case ALL_FROM: |
| 536 | case VALUE_LIST_ALL_FROM: |
| 537 | u.all_from->set_my_scope(p_scope); |
| 538 | break; |
| 539 | case TEMPLATE_LIST: |
| 540 | case VALUE_LIST: |
| 541 | case COMPLEMENTED_LIST: |
| 542 | case SUPERSET_MATCH: |
| 543 | case SUBSET_MATCH: |
| 544 | case PERMUTATION_MATCH: |
| 545 | u.templates->set_my_scope(p_scope); |
| 546 | break; |
| 547 | case NAMED_TEMPLATE_LIST: |
| 548 | u.named_templates->set_my_scope(p_scope); |
| 549 | break; |
| 550 | case INDEXED_TEMPLATE_LIST: |
| 551 | u.indexed_templates->set_my_scope(p_scope); |
| 552 | break; |
| 553 | case VALUE_RANGE: |
| 554 | u.value_range->set_my_scope(p_scope); |
| 555 | break; |
| 556 | case CSTR_PATTERN: |
| 557 | case USTR_PATTERN: |
| 558 | u.pstring->set_my_scope(p_scope); |
| 559 | break; |
| 560 | // default: |
| 561 | // FATAL_ERROR("Template::set_my_scope()"); |
| 562 | } |
| 563 | if (length_restriction) length_restriction->set_my_scope(p_scope); |
| 564 | } |
| 565 | |
| 566 | void Template::set_genname_recursive(const string& p_genname) |
| 567 | { |
| 568 | set_genname(p_genname); |
| 569 | switch (templatetype) { |
| 570 | case TEMPLATE_LIST: { |
| 571 | if (!my_governor) return; // error recovery |
| 572 | Type *type = my_governor->get_type_refd_last(); |
| 573 | Int offset; |
| 574 | if (type->get_typetype() == Type::T_ARRAY) |
| 575 | offset = type->get_dimension()->get_offset(); |
| 576 | else offset = 0; |
| 577 | size_t nof_ts = u.templates->get_nof_ts(); |
| 578 | for (size_t i = 0; i < nof_ts; i++) { |
| 579 | string embedded_genname(p_genname); |
| 580 | embedded_genname += '['; |
| 581 | embedded_genname += Int2string(offset + i); |
| 582 | embedded_genname += ']'; |
| 583 | u.templates->get_t_byIndex(i)->set_genname_recursive(embedded_genname); |
| 584 | } |
| 585 | break; } |
| 586 | case NAMED_TEMPLATE_LIST: { |
| 587 | if (!my_governor) return; // error recovery |
| 588 | Type *type = my_governor->get_type_refd_last(); |
| 589 | size_t nof_nts = u.named_templates->get_nof_nts(); |
| 590 | for (size_t i = 0; i < nof_nts; i++) { |
| 591 | NamedTemplate *nt = u.named_templates->get_nt_byIndex(i); |
| 592 | string embedded_genname(p_genname); |
| 593 | embedded_genname += '.'; |
| 594 | if (type->get_typetype() == Type::T_ANYTYPE) |
| 595 | embedded_genname += "AT_"; |
| 596 | embedded_genname += nt->get_name().get_name(); |
| 597 | embedded_genname += "()"; |
| 598 | nt->get_template()->set_genname_recursive(embedded_genname); |
| 599 | } |
| 600 | break; } |
| 601 | default: |
| 602 | break; |
| 603 | } |
| 604 | } |
| 605 | |
| 606 | void Template::set_genname_prefix(const char *p_genname_prefix) |
| 607 | { |
| 608 | GovernedSimple::set_genname_prefix(p_genname_prefix); |
| 609 | switch (templatetype) { |
| 610 | case TEMPLATE_LIST: |
| 611 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) |
| 612 | u.templates->get_t_byIndex(i)->set_genname_prefix(p_genname_prefix); |
| 613 | break; |
| 614 | case NAMED_TEMPLATE_LIST: |
| 615 | for (size_t i = 0; i < u.named_templates->get_nof_nts(); i++) |
| 616 | u.named_templates->get_nt_byIndex(i)->get_template() |
| 617 | ->set_genname_prefix(p_genname_prefix); |
| 618 | break; |
| 619 | case INDEXED_TEMPLATE_LIST: |
| 620 | for (size_t i = 0; i < u.indexed_templates->get_nof_its(); i++) |
| 621 | u.indexed_templates->get_it_byIndex(i)->get_template() |
| 622 | ->set_genname_prefix(p_genname_prefix); |
| 623 | break; |
| 624 | default: |
| 625 | break; |
| 626 | } |
| 627 | } |
| 628 | |
| 629 | void Template::set_code_section(code_section_t p_code_section) |
| 630 | { |
| 631 | GovernedSimple::set_code_section(p_code_section); |
| 632 | switch (templatetype) { |
| 633 | case SPECIFIC_VALUE: |
| 634 | u.specific_value->set_code_section(p_code_section); |
| 635 | break; |
| 636 | case TEMPLATE_REFD: |
| 637 | u.ref.ref->set_code_section(p_code_section); |
| 638 | break; |
| 639 | case TEMPLATE_INVOKE: |
| 640 | u.invoke.v->set_code_section(p_code_section); |
| 641 | if(u.invoke.t_list) u.invoke.t_list->set_code_section(p_code_section); |
| 642 | if(u.invoke.ap_list) |
| 643 | for(size_t i = 0; i < u.invoke.ap_list->get_nof_pars(); i++) |
| 644 | u.invoke.ap_list->get_par(i)->set_code_section(p_code_section); |
| 645 | break; |
| 646 | case TEMPLATE_LIST: |
| 647 | case VALUE_LIST: |
| 648 | case COMPLEMENTED_LIST: |
| 649 | case SUPERSET_MATCH: |
| 650 | case SUBSET_MATCH: |
| 651 | case PERMUTATION_MATCH: |
| 652 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) |
| 653 | u.templates->get_t_byIndex(i)->set_code_section(p_code_section); |
| 654 | break; |
| 655 | case NAMED_TEMPLATE_LIST: |
| 656 | for (size_t i = 0; i < u.named_templates->get_nof_nts(); i++) |
| 657 | u.named_templates->get_nt_byIndex(i)->get_template() |
| 658 | ->set_code_section(p_code_section); |
| 659 | break; |
| 660 | case INDEXED_TEMPLATE_LIST: |
| 661 | for (size_t i = 0; i <u.indexed_templates->get_nof_its(); i++) |
| 662 | u.indexed_templates->get_it_byIndex(i) |
| 663 | ->set_code_section(p_code_section); |
| 664 | break; |
| 665 | case VALUE_RANGE: |
| 666 | u.value_range->set_code_section(p_code_section); |
| 667 | break; |
| 668 | case CSTR_PATTERN: |
| 669 | case USTR_PATTERN: |
| 670 | u.pstring->set_code_section(p_code_section); |
| 671 | break; |
| 672 | default: |
| 673 | break; |
| 674 | } |
| 675 | if (length_restriction) |
| 676 | length_restriction->set_code_section(p_code_section); |
| 677 | } |
| 678 | |
| 679 | void Template::set_templatetype(templatetype_t p_templatetype) |
| 680 | { |
| 681 | if (p_templatetype == templatetype) return; |
| 682 | if (p_templatetype == TEMPLATE_ERROR) { |
| 683 | clean_up(); |
| 684 | templatetype = TEMPLATE_ERROR; |
| 685 | return; |
| 686 | } |
| 687 | switch (templatetype) { |
| 688 | case SPECIFIC_VALUE: // current type |
| 689 | switch(p_templatetype) { |
| 690 | case TEMPLATE_REFD: { |
| 691 | Value *v = u.specific_value; |
| 692 | u.ref.ref = v->steal_ttcn_ref_base(); |
| 693 | u.ref.refd = 0; |
| 694 | u.ref.refd_last = 0; |
| 695 | delete v; |
| 696 | break; } |
| 697 | case TEMPLATE_INVOKE: { |
| 698 | Value *v = u.specific_value; |
| 699 | v->steal_invoke_data(u.invoke.v, u.invoke.t_list, u.invoke.ap_list); |
| 700 | delete v; |
| 701 | break; } |
| 702 | default: |
| 703 | FATAL_ERROR("Template::set_templatetype()"); |
| 704 | } |
| 705 | break; |
| 706 | case TEMPLATE_LIST: // current type |
| 707 | if (p_templatetype == NAMED_TEMPLATE_LIST) { |
| 708 | // TEMPLATE_LIST -> NAMED_TEMPLATE_LIST: |
| 709 | // value list -> assignment notation |
| 710 | // applicable to record types, signatures and empty set types |
| 711 | if (!my_governor) FATAL_ERROR("Template::set_templatetype()"); |
| 712 | Type *t = my_governor->get_type_refd_last(); |
| 713 | size_t nof_comps = t->get_nof_comps(); // "expected" nr of components |
| 714 | Templates *sts = u.templates; |
| 715 | size_t nof_temps = sts->get_nof_ts(); // "actual" nr in the list |
| 716 | Type::typetype_t tt = t->get_typetype(); |
| 717 | switch (tt) { |
| 718 | case Type::T_SEQ_T: |
| 719 | case Type::T_SEQ_A: |
| 720 | case Type::T_SIGNATURE: |
| 721 | break; |
| 722 | case Type::T_SET_A: |
| 723 | case Type::T_SET_T: |
| 724 | if (nof_temps == 0 && nof_comps == 0) break; |
| 725 | default: |
| 726 | FATAL_ERROR("Template::set_templatetype()"); |
| 727 | } |
| 728 | // If it's a record or set template, allow fewer elements than |
| 729 | // what is required, because implicit omit may take care of it. |
| 730 | // If it's a signature template, be precise. |
| 731 | bool allow_fewer = false; |
| 732 | switch (my_governor->get_typetype()) { |
| 733 | case Type::T_SEQ_T: case Type::T_SET_T: |
| 734 | allow_fewer = true; |
| 735 | break; |
| 736 | case Type::T_SIGNATURE: // be precise |
| 737 | break; |
| 738 | default: // not possible, fatal error ? |
| 739 | break; |
| 740 | } |
| 741 | if ( nof_temps > nof_comps |
| 742 | || (!allow_fewer && (nof_temps < nof_comps))) { |
| 743 | error("Too %s elements in value list notation for type `%s': " |
| 744 | "%lu was expected instead of %lu", |
| 745 | nof_temps > nof_comps ? "many" : "few", |
| 746 | t->get_typename().c_str(), |
| 747 | (unsigned long) nof_comps, (unsigned long) nof_temps); |
| 748 | } |
| 749 | size_t upper_limit; // min(nof_temps, nof_comps) |
| 750 | bool all_notused; |
| 751 | if (nof_temps <= nof_comps) { |
| 752 | upper_limit = nof_temps; |
| 753 | all_notused = true; |
| 754 | } else { |
| 755 | upper_limit = nof_comps; |
| 756 | all_notused = false; |
| 757 | } |
| 758 | u.named_templates = new NamedTemplates; |
| 759 | for (size_t i = 0; i < upper_limit; i++) { |
| 760 | Template*& temp = sts->get_t_byIndex(i); |
| 761 | if (temp->templatetype == TEMPLATE_NOTUSED) continue; |
| 762 | all_notused = false; |
| 763 | NamedTemplate *nt = new |
| 764 | NamedTemplate(t->get_comp_id_byIndex(i).clone(), temp); |
| 765 | nt->set_location(*temp); |
| 766 | u.named_templates->add_nt(nt); |
| 767 | temp = 0; |
| 768 | } |
| 769 | u.named_templates->set_my_scope(get_my_scope()); |
| 770 | u.named_templates->set_fullname(get_fullname()); |
| 771 | delete sts; |
| 772 | if (all_notused && nof_temps > 0 && tt != Type::T_SIGNATURE) |
| 773 | warning("All elements of value list notation for type `%s' are " |
| 774 | "not used symbols (`-')", t->get_typename().c_str()); |
| 775 | } else FATAL_ERROR("Template::set_templatetype()"); |
| 776 | break; |
| 777 | case CSTR_PATTERN: // current type |
| 778 | if (p_templatetype == USTR_PATTERN) |
| 779 | templatetype = USTR_PATTERN; |
| 780 | else |
| 781 | FATAL_ERROR("Template::set_templatetype()"); |
| 782 | break; |
| 783 | default: |
| 784 | FATAL_ERROR("Template::set_templatetype()"); |
| 785 | } |
| 786 | templatetype = p_templatetype; |
| 787 | } |
| 788 | |
| 789 | const char *Template::get_templatetype_str() const |
| 790 | { |
| 791 | switch(templatetype) { |
| 792 | case TEMPLATE_ERROR: |
| 793 | return "erroneous template"; |
| 794 | case TEMPLATE_NOTUSED: |
| 795 | return "not used symbol"; |
| 796 | case OMIT_VALUE: |
| 797 | return "omit value"; |
| 798 | case ANY_VALUE: |
| 799 | return "any value"; |
| 800 | case ANY_OR_OMIT: |
| 801 | return "any or omit"; |
| 802 | case SPECIFIC_VALUE: |
| 803 | return "specific value"; |
| 804 | case TEMPLATE_REFD: |
| 805 | return "referenced template"; |
| 806 | case TEMPLATE_INVOKE: |
| 807 | return "template returning invoke"; |
| 808 | case ALL_FROM: |
| 809 | case VALUE_LIST_ALL_FROM: |
| 810 | return "template with 'all from'"; |
| 811 | case TEMPLATE_LIST: |
| 812 | return "value list notation"; |
| 813 | case NAMED_TEMPLATE_LIST: |
| 814 | return "assignment notation"; |
| 815 | case INDEXED_TEMPLATE_LIST: |
| 816 | return "assignment notation with array indices"; |
| 817 | case VALUE_RANGE: |
| 818 | return "value range match"; |
| 819 | case VALUE_LIST: |
| 820 | return "value list match"; |
| 821 | case COMPLEMENTED_LIST: |
| 822 | return "complemented list match"; |
| 823 | case SUPERSET_MATCH: |
| 824 | return "superset match"; |
| 825 | case SUBSET_MATCH: |
| 826 | return "subset match"; |
| 827 | case PERMUTATION_MATCH: |
| 828 | return "permutation match"; |
| 829 | case BSTR_PATTERN: |
| 830 | return "bitstring pattern"; |
| 831 | case HSTR_PATTERN: |
| 832 | return "hexstring pattern"; |
| 833 | case OSTR_PATTERN: |
| 834 | return "octetstring pattern"; |
| 835 | case CSTR_PATTERN: |
| 836 | return "character string pattern"; |
| 837 | case USTR_PATTERN: |
| 838 | return "universal string pattern"; |
| 839 | default: |
| 840 | return "unknown template"; |
| 841 | } |
| 842 | } |
| 843 | |
| 844 | bool Template::is_undef_lowerid() |
| 845 | { |
| 846 | return templatetype == SPECIFIC_VALUE && |
| 847 | u.specific_value->is_undef_lowerid(); |
| 848 | } |
| 849 | |
| 850 | void Template::set_lowerid_to_ref() |
| 851 | { |
| 852 | switch (templatetype) { |
| 853 | case SPECIFIC_VALUE: |
| 854 | u.specific_value->set_lowerid_to_ref(); |
| 855 | if (u.specific_value->get_valuetype() == Value::V_REFD) { |
| 856 | Common::Assignment *t_ass = |
| 857 | u.specific_value->get_reference()->get_refd_assignment(false); |
| 858 | if (t_ass) { |
| 859 | switch (t_ass->get_asstype()) { |
| 860 | case Common::Assignment::A_MODULEPAR_TEMP: |
| 861 | case Common::Assignment::A_TEMPLATE: |
| 862 | case Common::Assignment::A_VAR_TEMPLATE: |
| 863 | case Common::Assignment::A_PAR_TEMPL_IN: |
| 864 | case Common::Assignment::A_PAR_TEMPL_OUT: |
| 865 | case Common::Assignment::A_PAR_TEMPL_INOUT: |
| 866 | case Common::Assignment::A_FUNCTION_RTEMP: |
| 867 | case Common::Assignment::A_EXT_FUNCTION_RTEMP: |
| 868 | set_templatetype(TEMPLATE_REFD); |
| 869 | default: |
| 870 | break; |
| 871 | } |
| 872 | } else set_templatetype(TEMPLATE_ERROR); |
| 873 | } |
| 874 | break; |
| 875 | case VALUE_LIST: |
| 876 | case COMPLEMENTED_LIST: |
| 877 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) |
| 878 | u.templates->get_t_byIndex(i)->set_lowerid_to_ref(); |
| 879 | break; |
| 880 | case VALUE_RANGE: |
| 881 | u.value_range->set_lowerid_to_ref(); |
| 882 | break; |
| 883 | default: |
| 884 | break; |
| 885 | } |
| 886 | } |
| 887 | |
| 888 | Type::typetype_t Template::get_expr_returntype(Type::expected_value_t exp_val) |
| 889 | { |
| 890 | switch (templatetype) { |
| 891 | case TEMPLATE_ERROR: |
| 892 | return Type::T_ERROR; |
| 893 | case SPECIFIC_VALUE: |
| 894 | return u.specific_value->get_expr_returntype(exp_val); |
| 895 | case TEMPLATE_REFD: { |
| 896 | Type *t = get_expr_governor(exp_val); |
| 897 | if (t) return t->get_type_refd_last()->get_typetype_ttcn3(); |
| 898 | else return Type::T_ERROR; } |
| 899 | case TEMPLATE_INVOKE: { |
| 900 | Type *t = get_expr_governor(exp_val); |
| 901 | if(t) return t->get_type_refd_last()->get_typetype_ttcn3(); |
| 902 | else return Type::T_ERROR; } |
| 903 | case VALUE_LIST: |
| 904 | case COMPLEMENTED_LIST: |
| 905 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) { |
| 906 | Type::typetype_t tt = u.templates->get_t_byIndex(i) |
| 907 | ->get_expr_returntype(exp_val); |
| 908 | if (tt != Type::T_UNDEF) return tt; |
| 909 | } |
| 910 | return Type::T_UNDEF; |
| 911 | case VALUE_RANGE: |
| 912 | return u.value_range->get_expr_returntype(exp_val); |
| 913 | case SUPERSET_MATCH: |
| 914 | case SUBSET_MATCH: |
| 915 | return Type::T_SETOF; |
| 916 | case BSTR_PATTERN: |
| 917 | return Type::T_BSTR; |
| 918 | case HSTR_PATTERN: |
| 919 | return Type::T_HSTR; |
| 920 | case OSTR_PATTERN: |
| 921 | return Type::T_OSTR; |
| 922 | case CSTR_PATTERN: |
| 923 | return Type::T_CSTR; |
| 924 | case USTR_PATTERN: |
| 925 | return Type::T_USTR; |
| 926 | default: |
| 927 | return Type::T_UNDEF; |
| 928 | } |
| 929 | } |
| 930 | |
| 931 | Type *Template::get_expr_governor(Type::expected_value_t exp_val) |
| 932 | { |
| 933 | if (my_governor) return my_governor; |
| 934 | switch (templatetype) { |
| 935 | case SPECIFIC_VALUE: |
| 936 | return u.specific_value->get_expr_governor(exp_val); |
| 937 | case VALUE_LIST: |
| 938 | case COMPLEMENTED_LIST: |
| 939 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) { |
| 940 | Type *t = u.templates->get_t_byIndex(i)->get_expr_governor(exp_val); |
| 941 | if (t) return t; |
| 942 | } |
| 943 | return 0; |
| 944 | case VALUE_RANGE: |
| 945 | return u.value_range->get_expr_governor(exp_val); |
| 946 | case TEMPLATE_REFD: { |
| 947 | Type *t = u.ref.ref->get_refd_assignment()->get_Type() |
| 948 | ->get_field_type(u.ref.ref->get_subrefs(), exp_val); |
| 949 | if (!t) set_templatetype(TEMPLATE_ERROR); |
| 950 | return t; |
| 951 | } |
| 952 | case TEMPLATE_INVOKE: { |
| 953 | Type *t = u.invoke.v->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE); |
| 954 | if(!t) { |
| 955 | if(u.invoke.v->get_valuetype() != Value::V_ERROR) |
| 956 | u.invoke.v->error("A value of type function expected"); |
| 957 | goto error; |
| 958 | } |
| 959 | t = t->get_type_refd_last(); |
| 960 | switch(t->get_typetype()) { |
| 961 | case Type::T_FUNCTION: |
| 962 | if(exp_val==Type::EXPECTED_DYNAMIC_VALUE && t->get_returns_template()){ |
| 963 | error("Reference to a value was expected instead of a " |
| 964 | "template of type `%s'" |
| 965 | , t->get_function_return_type()->get_typename().c_str()); |
| 966 | goto error; |
| 967 | } |
| 968 | return t->get_function_return_type(); |
| 969 | case Type::T_ALTSTEP: |
| 970 | goto error; |
| 971 | default: |
| 972 | u.invoke.v->error("A value of type function expected instead of `%s'", |
| 973 | t->get_typename().c_str()); |
| 974 | goto error; |
| 975 | } |
| 976 | break; } |
| 977 | default: |
| 978 | return Type::get_pooltype(get_expr_returntype(exp_val)); |
| 979 | } |
| 980 | error: |
| 981 | set_templatetype(TEMPLATE_ERROR); |
| 982 | return 0; |
| 983 | } |
| 984 | |
| 985 | void Template::set_my_governor(Type *p_gov) |
| 986 | { |
| 987 | if (!p_gov) |
| 988 | FATAL_ERROR("Template::set_my_governor(): NULL parameter"); |
| 989 | my_governor=p_gov; |
| 990 | } |
| 991 | |
| 992 | Type *Template::get_my_governor() const |
| 993 | { |
| 994 | return my_governor; |
| 995 | } |
| 996 | |
| 997 | void Template::set_length_restriction(LengthRestriction *p_lr) |
| 998 | { |
| 999 | if (length_restriction) FATAL_ERROR("Template::set_length_restriction()"); |
| 1000 | length_restriction = p_lr; |
| 1001 | } |
| 1002 | |
| 1003 | Template::completeness_t |
| 1004 | Template::get_completeness_condition_seof(bool incomplete_allowed) |
| 1005 | { |
| 1006 | if (!incomplete_allowed) return C_MUST_COMPLETE; |
| 1007 | else if (!base_template) return C_MAY_INCOMPLETE; |
| 1008 | else { |
| 1009 | Template *t = base_template->get_template_refd_last(); |
| 1010 | switch (t->templatetype) { |
| 1011 | // partial overwriting is allowed |
| 1012 | case TEMPLATE_ERROR: // to suppress more errors |
| 1013 | case TEMPLATE_NOTUSED: // modifying a modified template |
| 1014 | case ANY_VALUE: // in case of ? |
| 1015 | case ANY_OR_OMIT: // in case of * |
| 1016 | case TEMPLATE_REFD: // e.g. the actual value of a formal parameter |
| 1017 | case TEMPLATE_INVOKE: |
| 1018 | case NAMED_TEMPLATE_LIST: // t is erroneous |
| 1019 | case INDEXED_TEMPLATE_LIST: |
| 1020 | return C_MAY_INCOMPLETE; |
| 1021 | case TEMPLATE_LIST: |
| 1022 | switch (my_governor->get_type_refd_last()->get_typetype()) { |
| 1023 | case Type::T_SEQOF: |
| 1024 | case Type::T_SETOF: |
| 1025 | // only the first elements can be incomplete |
| 1026 | return C_PARTIAL; |
| 1027 | default: |
| 1028 | // we are in error recovery |
| 1029 | return C_MAY_INCOMPLETE; |
| 1030 | } |
| 1031 | break; // should not get here |
| 1032 | default: |
| 1033 | // partial overwriting is not allowed for literal specific values, |
| 1034 | // matching ranges/lists/sets and patterns |
| 1035 | return C_MUST_COMPLETE; |
| 1036 | } |
| 1037 | } |
| 1038 | } |
| 1039 | |
| 1040 | Template::completeness_t Template::get_completeness_condition_choice |
| 1041 | (bool incomplete_allowed, const Identifier& p_fieldname) |
| 1042 | { |
| 1043 | if (!incomplete_allowed) return C_MUST_COMPLETE; |
| 1044 | else if (!base_template) return C_MAY_INCOMPLETE; |
| 1045 | else { |
| 1046 | Template *t = base_template->get_template_refd_last(); |
| 1047 | switch (t->templatetype) { |
| 1048 | // partial overwriting is allowed |
| 1049 | case TEMPLATE_ERROR: // to suppress more errors |
| 1050 | case TEMPLATE_NOTUSED: // t is erroneous |
| 1051 | case ANY_VALUE: // in case of ? |
| 1052 | case ANY_OR_OMIT: // in case of * |
| 1053 | case TEMPLATE_REFD: // e.g. the actual value of a formal parameter |
| 1054 | case TEMPLATE_INVOKE: |
| 1055 | case TEMPLATE_LIST: // t is erroneous |
| 1056 | return C_MAY_INCOMPLETE; |
| 1057 | case NAMED_TEMPLATE_LIST: // some fields may be missing |
| 1058 | if (t->u.named_templates->has_nt_withName(p_fieldname)) |
| 1059 | return C_MAY_INCOMPLETE; |
| 1060 | else return C_MUST_COMPLETE; |
| 1061 | default: |
| 1062 | // partial overwriting is not allowed for literal specific values, |
| 1063 | // matching ranges/lists/sets and patterns |
| 1064 | return C_MUST_COMPLETE; |
| 1065 | } |
| 1066 | } |
| 1067 | } |
| 1068 | |
| 1069 | void Template::add_named_temp(NamedTemplate* nt) { |
| 1070 | if (templatetype != NAMED_TEMPLATE_LIST) |
| 1071 | FATAL_ERROR("Template::add_named_temp()"); |
| 1072 | u.named_templates->add_nt(nt); |
| 1073 | } |
| 1074 | |
| 1075 | Value *Template::get_specific_value() const |
| 1076 | { |
| 1077 | if (templatetype != SPECIFIC_VALUE) |
| 1078 | FATAL_ERROR("Template::get_specific_value()"); |
| 1079 | return u.specific_value; |
| 1080 | } |
| 1081 | |
| 1082 | Ref_base *Template::get_reference() const |
| 1083 | { |
| 1084 | if (templatetype != TEMPLATE_REFD) |
| 1085 | FATAL_ERROR("Template::get_reference()"); |
| 1086 | return u.ref.ref; |
| 1087 | } |
| 1088 | |
| 1089 | ValueRange *Template::get_value_range() const |
| 1090 | { |
| 1091 | if (templatetype != VALUE_RANGE) |
| 1092 | FATAL_ERROR("Template::get_value_range()"); |
| 1093 | return u.value_range; |
| 1094 | } |
| 1095 | |
| 1096 | PatternString* Template::get_cstr_pattern() const |
| 1097 | { |
| 1098 | if (templatetype != CSTR_PATTERN) |
| 1099 | FATAL_ERROR("Template::get_cstr_pattern()"); |
| 1100 | return u.pstring; |
| 1101 | } |
| 1102 | |
| 1103 | PatternString* Template::get_ustr_pattern() const |
| 1104 | { |
| 1105 | if (templatetype != USTR_PATTERN) |
| 1106 | FATAL_ERROR("Template::get_ustr_pattern()"); |
| 1107 | return u.pstring; |
| 1108 | } |
| 1109 | |
| 1110 | size_t Template::get_nof_comps() const |
| 1111 | { |
| 1112 | switch (templatetype) { |
| 1113 | case TEMPLATE_LIST: |
| 1114 | case VALUE_LIST: |
| 1115 | case COMPLEMENTED_LIST: |
| 1116 | case SUPERSET_MATCH: |
| 1117 | case SUBSET_MATCH: |
| 1118 | case PERMUTATION_MATCH: |
| 1119 | return u.templates->get_nof_ts(); |
| 1120 | case NAMED_TEMPLATE_LIST: |
| 1121 | return u.named_templates->get_nof_nts(); |
| 1122 | case INDEXED_TEMPLATE_LIST: |
| 1123 | return u.indexed_templates->get_nof_its(); |
| 1124 | default: |
| 1125 | FATAL_ERROR("Template::get_of_comps()"); |
| 1126 | return 0; |
| 1127 | } |
| 1128 | } |
| 1129 | |
| 1130 | Template *Template::get_temp_byIndex(size_t n) const |
| 1131 | { |
| 1132 | switch (templatetype) { |
| 1133 | case TEMPLATE_LIST: |
| 1134 | case VALUE_LIST: |
| 1135 | case COMPLEMENTED_LIST: |
| 1136 | case SUPERSET_MATCH: |
| 1137 | case SUBSET_MATCH: |
| 1138 | case PERMUTATION_MATCH: |
| 1139 | return u.templates->get_t_byIndex(n); |
| 1140 | default: |
| 1141 | FATAL_ERROR("Template::get_temp_byIndex()"); |
| 1142 | return 0; |
| 1143 | } |
| 1144 | } |
| 1145 | |
| 1146 | IndexedTemplate *Template::get_indexedtemp_byIndex(size_t n) const |
| 1147 | { |
| 1148 | if (templatetype != INDEXED_TEMPLATE_LIST) |
| 1149 | FATAL_ERROR("Template::get_indexedtemp_byIndex()"); |
| 1150 | return u.indexed_templates->get_it_byIndex(n); |
| 1151 | } |
| 1152 | |
| 1153 | NamedTemplate *Template::get_namedtemp_byIndex(size_t n) const |
| 1154 | { |
| 1155 | if (templatetype != NAMED_TEMPLATE_LIST) |
| 1156 | FATAL_ERROR("Template::get_namedtemp_byIndex()"); |
| 1157 | return u.named_templates->get_nt_byIndex(n); |
| 1158 | } |
| 1159 | |
| 1160 | Template *Template::get_all_from() const |
| 1161 | { |
| 1162 | if (templatetype != ALL_FROM |
| 1163 | &&templatetype != VALUE_LIST_ALL_FROM) |
| 1164 | FATAL_ERROR("Template::get_all_from()"); |
| 1165 | return u.all_from; |
| 1166 | } |
| 1167 | |
| 1168 | // Not applicable to INDEXED_TEMPLATE_LIST nodes. The actual number of |
| 1169 | // elements is not known. |
| 1170 | size_t Template::get_nof_listitems() const |
| 1171 | { |
| 1172 | if (templatetype != TEMPLATE_LIST) |
| 1173 | FATAL_ERROR("Template::get_nof_listitems()"); |
| 1174 | if (has_permutation) { |
| 1175 | size_t nof_ts = u.templates->get_nof_ts(), ret_val = 0; |
| 1176 | for (size_t i = 0; i < nof_ts; i++) { |
| 1177 | Template *t = u.templates->get_t_byIndex(i); |
| 1178 | if (t->templatetype == PERMUTATION_MATCH) |
| 1179 | ret_val += t->u.templates->get_nof_ts(); |
| 1180 | else ret_val++; |
| 1181 | } |
| 1182 | return ret_val; |
| 1183 | } else return u.templates->get_nof_ts(); |
| 1184 | } |
| 1185 | |
| 1186 | Template *Template::get_listitem_byIndex(size_t n) const |
| 1187 | { |
| 1188 | if (templatetype != TEMPLATE_LIST) |
| 1189 | FATAL_ERROR("Template::get_listitam_byIndex()"); |
| 1190 | if (has_permutation) { |
| 1191 | size_t nof_ts = u.templates->get_nof_ts(), index = 0; |
| 1192 | for (size_t i = 0; i < nof_ts; i++) { |
| 1193 | Template *t = u.templates->get_t_byIndex(i); |
| 1194 | if (t->templatetype == PERMUTATION_MATCH) { |
| 1195 | size_t nof_perm_ts = t->u.templates->get_nof_ts(); |
| 1196 | if (n < index + nof_perm_ts) |
| 1197 | return t->u.templates->get_t_byIndex(n - index); |
| 1198 | else index += nof_perm_ts; |
| 1199 | } else { |
| 1200 | if (n == index) return t; |
| 1201 | else index++; |
| 1202 | } |
| 1203 | } |
| 1204 | FATAL_ERROR("Template::get_listitem_byIndex(): index overflow"); |
| 1205 | return 0; |
| 1206 | } else return u.templates->get_t_byIndex(n); |
| 1207 | } |
| 1208 | |
| 1209 | /** \todo revise and merge with get_template_refd() */ |
| 1210 | Template* Template::get_template_refd_last(ReferenceChain *refch) |
| 1211 | { |
| 1212 | // return this for non-referenced templates |
| 1213 | if (templatetype != TEMPLATE_REFD) return this; |
| 1214 | // use the cached template if present |
| 1215 | else if (u.ref.refd_last) return u.ref.refd_last; |
| 1216 | else { |
| 1217 | Common::Assignment *t_ass = u.ref.ref->get_refd_assignment(); |
| 1218 | // escape from invalid recursion loops |
| 1219 | if (templatetype != TEMPLATE_REFD) return this; |
| 1220 | if (!t_ass) FATAL_ERROR("Template::get_template_refd_last()"); |
| 1221 | if (t_ass->get_asstype() != Common::Assignment::A_TEMPLATE) { |
| 1222 | // return this if the reference does not point to a template |
| 1223 | u.ref.refd_last = this; |
| 1224 | return u.ref.refd_last; |
| 1225 | } |
| 1226 | } |
| 1227 | // otherwise evaluate the reference |
| 1228 | bool destroy_refch; |
| 1229 | if (refch) { |
| 1230 | refch->mark_state(); |
| 1231 | destroy_refch = false; |
| 1232 | } else { |
| 1233 | refch = new ReferenceChain(this, "While searching referenced template"); |
| 1234 | destroy_refch = true; |
| 1235 | } |
| 1236 | Template *ret_val; |
| 1237 | if (refch->add(get_fullname())) { |
| 1238 | Template *t_refd = get_template_refd(refch); |
| 1239 | // get_template_refd() may set u.ref.refd_last if there are unfoldable |
| 1240 | // sub-references in u.ref.ref |
| 1241 | if (!u.ref.refd_last) { |
| 1242 | u.ref.refd_last = t_refd->get_template_refd_last(refch); |
| 1243 | } |
| 1244 | ret_val = u.ref.refd_last; |
| 1245 | } else { |
| 1246 | // a circular reference was found |
| 1247 | set_templatetype(TEMPLATE_ERROR); |
| 1248 | ret_val = this; |
| 1249 | } |
| 1250 | if (destroy_refch) delete refch; |
| 1251 | else refch->prev_state(); |
| 1252 | return ret_val; |
| 1253 | } |
| 1254 | |
| 1255 | Template* Template::get_refd_sub_template(Ttcn::FieldOrArrayRefs *subrefs, |
| 1256 | bool usedInIsbound, |
| 1257 | ReferenceChain *refch) |
| 1258 | { |
| 1259 | if (!subrefs) return this; |
| 1260 | Template *t=this; |
| 1261 | for (size_t i=0; i<subrefs->get_nof_refs(); i++) { |
| 1262 | if(!t) break; |
| 1263 | t=t->get_template_refd_last(refch); |
| 1264 | t->set_lowerid_to_ref(); |
| 1265 | switch(t->templatetype) { |
| 1266 | case TEMPLATE_ERROR: |
| 1267 | return t; |
| 1268 | case TEMPLATE_REFD: |
| 1269 | case INDEXED_TEMPLATE_LIST: |
| 1270 | // unfoldable stuff |
| 1271 | return this; |
| 1272 | case SPECIFIC_VALUE: |
| 1273 | (void)t->u.specific_value->get_refd_sub_value( |
| 1274 | subrefs, i, usedInIsbound, refch); // only to report errors |
| 1275 | break; |
| 1276 | default: |
| 1277 | break; |
| 1278 | } // switch |
| 1279 | Ttcn::FieldOrArrayRef *ref=subrefs->get_ref(i); |
| 1280 | if(ref->get_type() == Ttcn::FieldOrArrayRef::FIELD_REF) |
| 1281 | t=t->get_refd_field_template(*ref->get_id(), *ref, usedInIsbound, |
| 1282 | refch); |
| 1283 | else t=t->get_refd_array_template(ref->get_val(), usedInIsbound, refch); |
| 1284 | } |
| 1285 | return t; |
| 1286 | } |
| 1287 | |
| 1288 | Template* Template::get_template_refd(ReferenceChain *refch) |
| 1289 | { |
| 1290 | unsigned int const prev_err_count = get_error_count(); |
| 1291 | if (templatetype != TEMPLATE_REFD) |
| 1292 | FATAL_ERROR("Template::get_template_refd()"); |
| 1293 | // use the cached pointer if it is already set |
| 1294 | if (u.ref.refd) return u.ref.refd; |
| 1295 | Common::Assignment *ass = u.ref.ref->get_refd_assignment(); |
| 1296 | if (!ass) FATAL_ERROR("Template::get_template_refd()"); |
| 1297 | if(ass->get_asstype() == Common::Assignment::A_TEMPLATE) { |
| 1298 | FieldOrArrayRefs *subrefs = u.ref.ref->get_subrefs(); |
| 1299 | Template *asst = ass->get_Template(); |
| 1300 | Template *t = asst->get_refd_sub_template( |
| 1301 | subrefs, u.ref.ref->getUsedInIsbound(), refch); |
| 1302 | if (t) { |
| 1303 | u.ref.refd = t; |
| 1304 | // Why do we not set u.ref.refd_last ? |
| 1305 | } |
| 1306 | else if (subrefs && subrefs->has_unfoldable_index()) { |
| 1307 | // some array indices could not be evaluated |
| 1308 | u.ref.refd = this; |
| 1309 | u.ref.refd_last = this; |
| 1310 | } else if (u.ref.ref->getUsedInIsbound()) { |
| 1311 | u.ref.refd = this; |
| 1312 | u.ref.refd_last = this; |
| 1313 | } else { |
| 1314 | // an error was found while resolving sub-references |
| 1315 | if (get_error_count() == prev_err_count) { |
| 1316 | // it was not reported, report it now |
| 1317 | error("Using a template which refers to a non-template is not supported"); |
| 1318 | asst->note("Workaround: change the right hand side refer to a template"); |
| 1319 | if (ass->is_local()) { |
| 1320 | ass->note("Workaround: change the template definition " |
| 1321 | "to a var template"); |
| 1322 | } |
| 1323 | } |
| 1324 | set_templatetype(TEMPLATE_ERROR); |
| 1325 | return this; |
| 1326 | } |
| 1327 | } else { |
| 1328 | // the reference is unfoldable |
| 1329 | u.ref.refd = this; |
| 1330 | } |
| 1331 | return u.ref.refd; |
| 1332 | } |
| 1333 | |
| 1334 | Template* Template::get_refd_field_template(const Identifier& field_id, |
| 1335 | const Location& loc, bool usedInIsbound, ReferenceChain *refch) |
| 1336 | { |
| 1337 | switch (templatetype) { |
| 1338 | case OMIT_VALUE: |
| 1339 | case ANY_VALUE: |
| 1340 | case ANY_OR_OMIT: |
| 1341 | case VALUE_LIST: |
| 1342 | case COMPLEMENTED_LIST: |
| 1343 | // the above template types are valid matching mechanisms, |
| 1344 | // but they cannot be sub-referenced |
| 1345 | loc.error("Reference to field `%s' of %s `%s'", |
| 1346 | field_id.get_dispname().c_str(), get_templatetype_str(), |
| 1347 | get_fullname().c_str()); |
| 1348 | break; |
| 1349 | default: |
| 1350 | break; |
| 1351 | } |
| 1352 | if(!my_governor) FATAL_ERROR("Template::get_refd_field_template()"); |
| 1353 | Type *t = my_governor->get_type_refd_last(); |
| 1354 | const char *typetype_str="set"; |
| 1355 | switch(t->get_typetype()) { |
| 1356 | case Type::T_ERROR: |
| 1357 | // remain silent |
| 1358 | return 0; |
| 1359 | case Type::T_CHOICE_A: |
| 1360 | case Type::T_CHOICE_T: |
| 1361 | case Type::T_OPENTYPE: |
| 1362 | case Type::T_ANYTYPE: |
| 1363 | if (!t->has_comp_withName(field_id)) { |
| 1364 | loc.error("Reference to non-existent union field `%s' in type `%s'", |
| 1365 | field_id.get_dispname().c_str(), t->get_typename().c_str()); |
| 1366 | return 0; |
| 1367 | } else if (templatetype != NAMED_TEMPLATE_LIST) { |
| 1368 | // this is an invalid matching mechanism, the error is already reported |
| 1369 | //error("invalid matching mechanism (not template list) but %d", templatetype); |
| 1370 | return 0; |
| 1371 | } else if (u.named_templates->get_nof_nts() != 1) { |
| 1372 | // this is an invalid union template (more than one active field) |
| 1373 | // the error is already reported |
| 1374 | //error("invalid union template "); |
| 1375 | return 0; |
| 1376 | } else { |
| 1377 | NamedTemplate *nt = u.named_templates->get_nt_byIndex(0); |
| 1378 | if (nt->get_name() != field_id) { |
| 1379 | if (!usedInIsbound) { |
| 1380 | loc.error("Reference to inactive field `%s' in a template of" |
| 1381 | " union type `%s'. The active field is `%s'.", |
| 1382 | field_id.get_dispname().c_str(), |
| 1383 | t->get_typename().c_str(), |
| 1384 | nt->get_name().get_dispname().c_str()); |
| 1385 | } |
| 1386 | return 0; |
| 1387 | } else { |
| 1388 | // everything is OK |
| 1389 | return nt->get_template(); |
| 1390 | } |
| 1391 | } |
| 1392 | case Type::T_SEQ_A: |
| 1393 | case Type::T_SEQ_T: |
| 1394 | typetype_str="record"; |
| 1395 | // no break |
| 1396 | case Type::T_SET_A: |
| 1397 | case Type::T_SET_T: |
| 1398 | if (!t->has_comp_withName(field_id)) { |
| 1399 | loc.error("Reference to non-existent %s field `%s' in type `%s'", |
| 1400 | typetype_str, field_id.get_dispname().c_str(), |
| 1401 | t->get_typename().c_str()); |
| 1402 | return 0; |
| 1403 | } else if (templatetype != NAMED_TEMPLATE_LIST) { |
| 1404 | // this is an invalid matching mechanism |
| 1405 | // the error should be already reported |
| 1406 | return 0; |
| 1407 | } else if (u.named_templates->has_nt_withName(field_id)) { |
| 1408 | // the field is found, everything is OK |
| 1409 | return u.named_templates->get_nt_byName(field_id)->get_template(); |
| 1410 | } else if (base_template) { |
| 1411 | // take the field from the base template (recursively) |
| 1412 | return base_template->get_template_refd_last(refch) |
| 1413 | ->get_refd_field_template(field_id, loc, usedInIsbound, refch); |
| 1414 | } else { |
| 1415 | if (!usedInIsbound) { |
| 1416 | // this should not happen unless there is an error |
| 1417 | // (e.g. missing field) |
| 1418 | loc.error("Reference to an unbound field `%s'", |
| 1419 | field_id.get_dispname().c_str()); |
| 1420 | } |
| 1421 | return 0; |
| 1422 | } |
| 1423 | default: |
| 1424 | loc.error("Invalid field reference `%s': type `%s' " |
| 1425 | "does not have fields", field_id.get_dispname().c_str(), |
| 1426 | t->get_typename().c_str()); |
| 1427 | return 0; |
| 1428 | } |
| 1429 | } |
| 1430 | |
| 1431 | Template* Template::get_refd_array_template(Value *array_index, |
| 1432 | bool usedInIsbound, |
| 1433 | ReferenceChain *refch) |
| 1434 | { |
| 1435 | switch (templatetype) { |
| 1436 | case OMIT_VALUE: |
| 1437 | case ANY_VALUE: |
| 1438 | case ANY_OR_OMIT: |
| 1439 | case VALUE_LIST: |
| 1440 | case COMPLEMENTED_LIST: |
| 1441 | case SUPERSET_MATCH: |
| 1442 | case SUBSET_MATCH: |
| 1443 | // the above template types are valid matching mechanisms, |
| 1444 | // but they cannot be sub-referenced |
| 1445 | array_index->error("Reference with index to an element of %s `%s'", |
| 1446 | get_templatetype_str(), get_fullname().c_str()); |
| 1447 | break; |
| 1448 | default: |
| 1449 | break; |
| 1450 | } |
| 1451 | Value *v_index = array_index->get_value_refd_last(refch); |
| 1452 | Int index = 0; |
| 1453 | bool index_available = false; |
| 1454 | if (!v_index->is_unfoldable()) { |
| 1455 | if (v_index->get_valuetype() == Value::V_INT) { |
| 1456 | index = v_index->get_val_Int()->get_val(); |
| 1457 | index_available = true; |
| 1458 | } else { |
| 1459 | array_index->error("An integer value was expected as index"); |
| 1460 | } |
| 1461 | } |
| 1462 | if (!my_governor) FATAL_ERROR("Template::get_refd_array_template()"); |
| 1463 | Type *t = my_governor->get_type_refd_last(); |
| 1464 | const char *typetype_str="set"; |
| 1465 | switch(t->get_typetype()) { |
| 1466 | case Type::T_ERROR: |
| 1467 | // remain silent |
| 1468 | return 0; |
| 1469 | case Type::T_SEQOF: |
| 1470 | typetype_str="record"; |
| 1471 | // no break |
| 1472 | case Type::T_SETOF: |
| 1473 | if (index_available) { |
| 1474 | if(index < 0) { |
| 1475 | array_index->error("A non-negative integer value was expected " |
| 1476 | "instead of %s for indexing a template of `%s of' type `%s'", |
| 1477 | Int2string(index).c_str(), typetype_str, |
| 1478 | t->get_typename().c_str()); |
| 1479 | return 0; |
| 1480 | } else if (templatetype != TEMPLATE_LIST) { |
| 1481 | // remain silent the error has been already reported |
| 1482 | return 0; |
| 1483 | } else { |
| 1484 | size_t nof_elements = get_nof_listitems(); |
| 1485 | if (index >= static_cast<Int>(nof_elements)) { |
| 1486 | array_index->error("Index overflow in a template of `%s of' type " |
| 1487 | "`%s': the index is %s, but the template has only %lu elements", |
| 1488 | typetype_str, t->get_typename().c_str(), |
| 1489 | Int2string(index).c_str(), (unsigned long) nof_elements); |
| 1490 | return 0; |
| 1491 | } |
| 1492 | } |
| 1493 | } else { |
| 1494 | // the index is not available or the error has been reported above |
| 1495 | return 0; |
| 1496 | } |
| 1497 | break; |
| 1498 | case Type::T_ARRAY: |
| 1499 | if (index_available) { |
| 1500 | ArrayDimension *dim = t->get_dimension(); |
| 1501 | dim->chk_index(v_index, Type::EXPECTED_DYNAMIC_VALUE); |
| 1502 | if (templatetype == TEMPLATE_LIST && !dim->get_has_error()) { |
| 1503 | // perform the index transformation |
| 1504 | index -= dim->get_offset(); |
| 1505 | // check for index underflow/overflow or too few elements in template |
| 1506 | if (index < 0 || index >= static_cast<Int>(get_nof_listitems())) |
| 1507 | return 0; |
| 1508 | } else { |
| 1509 | // remain silent, the error has been already reported |
| 1510 | return 0; |
| 1511 | } |
| 1512 | } else { |
| 1513 | // the index is not available or the error has been reported above |
| 1514 | return 0; |
| 1515 | } |
| 1516 | break; |
| 1517 | default: |
| 1518 | array_index->error("Invalid array element reference: type `%s' cannot " |
| 1519 | "be indexed", t->get_typename().c_str()); |
| 1520 | return 0; |
| 1521 | } |
| 1522 | Template *ret_val = get_listitem_byIndex(index); |
| 1523 | if (ret_val->templatetype == TEMPLATE_NOTUSED) { |
| 1524 | if (base_template) { |
| 1525 | // take the referred element from the base template |
| 1526 | return base_template->get_template_refd_last(refch) |
| 1527 | ->get_refd_array_template(v_index, usedInIsbound, refch); |
| 1528 | } else { |
| 1529 | if(ret_val->get_templatetype() == TEMPLATE_NOTUSED) |
| 1530 | error("Not used symbol is not allowed in this context"); |
| 1531 | return 0; |
| 1532 | } |
| 1533 | } else return ret_val; |
| 1534 | } |
| 1535 | |
| 1536 | bool Template::temps_contains_anyornone_symbol() const |
| 1537 | { |
| 1538 | switch (templatetype) { |
| 1539 | case TEMPLATE_LIST: |
| 1540 | case SUPERSET_MATCH: |
| 1541 | case SUBSET_MATCH: |
| 1542 | case PERMUTATION_MATCH: |
| 1543 | break; |
| 1544 | default: |
| 1545 | FATAL_ERROR("Template::temps_contains_anyornone_symbol()"); |
| 1546 | } |
| 1547 | size_t nof_comps = u.templates->get_nof_ts(); |
| 1548 | for (size_t i = 0; i < nof_comps; i++) { |
| 1549 | Template *t = u.templates->get_t_byIndex(i); |
| 1550 | switch (t->templatetype) { |
| 1551 | case ANY_OR_OMIT: |
| 1552 | case ALL_FROM: |
| 1553 | // 'all from' clauses not known at compile time are also considered |
| 1554 | // as 'AnyOrNone' |
| 1555 | return true; |
| 1556 | case PERMUTATION_MATCH: |
| 1557 | // walk recursively |
| 1558 | if (t->temps_contains_anyornone_symbol()) return true; |
| 1559 | break; |
| 1560 | default: |
| 1561 | break; |
| 1562 | } |
| 1563 | } |
| 1564 | return false; |
| 1565 | } |
| 1566 | |
| 1567 | size_t Template::get_nof_comps_not_anyornone() const |
| 1568 | { |
| 1569 | switch (templatetype) { |
| 1570 | case TEMPLATE_LIST: |
| 1571 | case SUPERSET_MATCH: |
| 1572 | case SUBSET_MATCH: |
| 1573 | case PERMUTATION_MATCH: |
| 1574 | break; |
| 1575 | default: |
| 1576 | FATAL_ERROR("Template::get_nof_comps_not_anyornone()"); |
| 1577 | } |
| 1578 | size_t ret_val = 0; |
| 1579 | size_t nof_comps = u.templates->get_nof_ts(); |
| 1580 | for (size_t i = 0; i < nof_comps; i++) { |
| 1581 | Template *t = u.templates->get_t_byIndex(i); |
| 1582 | switch (t->templatetype) { |
| 1583 | case ANY_OR_OMIT: |
| 1584 | case ALL_FROM: |
| 1585 | // do not count it |
| 1586 | break; |
| 1587 | case PERMUTATION_MATCH: |
| 1588 | // walk recursively |
| 1589 | ret_val += t->get_nof_comps_not_anyornone(); |
| 1590 | break; |
| 1591 | default: |
| 1592 | // other types are counted as 1 |
| 1593 | ret_val++; |
| 1594 | break; |
| 1595 | } |
| 1596 | } |
| 1597 | return ret_val; |
| 1598 | } |
| 1599 | |
| 1600 | bool Template::pattern_contains_anyornone_symbol() const |
| 1601 | { |
| 1602 | switch (templatetype) { |
| 1603 | case BSTR_PATTERN: |
| 1604 | case HSTR_PATTERN: |
| 1605 | case OSTR_PATTERN: |
| 1606 | return u.pattern->find('*') < u.pattern->size(); |
| 1607 | case CSTR_PATTERN: |
| 1608 | case USTR_PATTERN: |
| 1609 | return true; |
| 1610 | default: |
| 1611 | FATAL_ERROR("Template::pattern_contains_anyornone_symbol()"); |
| 1612 | return false; |
| 1613 | } |
| 1614 | } |
| 1615 | |
| 1616 | size_t Template::get_min_length_of_pattern() const |
| 1617 | { |
| 1618 | size_t ret_val = 0; |
| 1619 | switch (templatetype) { |
| 1620 | case BSTR_PATTERN: |
| 1621 | case HSTR_PATTERN: { |
| 1622 | size_t pattern_len = u.pattern->size(); |
| 1623 | const char *pattern_ptr = u.pattern->c_str(); |
| 1624 | for (size_t i = 0; i < pattern_len; i++) |
| 1625 | if (pattern_ptr[i] != '*') ret_val++; |
| 1626 | break; } |
| 1627 | case OSTR_PATTERN: { |
| 1628 | size_t pattern_len = u.pattern->size(); |
| 1629 | const char *pattern_ptr = u.pattern->c_str(); |
| 1630 | for (size_t i = 0; i < pattern_len; i++) { |
| 1631 | switch (pattern_ptr[i]) { |
| 1632 | case '*': |
| 1633 | // do not count |
| 1634 | break; |
| 1635 | case '?': |
| 1636 | // count as 1 |
| 1637 | ret_val++; |
| 1638 | break; |
| 1639 | default: |
| 1640 | // count as 1 and skip over the next hex digit |
| 1641 | ret_val++; |
| 1642 | i++; |
| 1643 | } |
| 1644 | } |
| 1645 | break; } |
| 1646 | case CSTR_PATTERN: |
| 1647 | case USTR_PATTERN: |
| 1648 | break; |
| 1649 | default: |
| 1650 | FATAL_ERROR("Template::get_min_length_of_pattern()"); |
| 1651 | } |
| 1652 | return ret_val; |
| 1653 | } |
| 1654 | |
| 1655 | bool Template::is_Value() const |
| 1656 | { |
| 1657 | if (length_restriction || is_ifpresent) return false; |
| 1658 | switch (templatetype) { |
| 1659 | case TEMPLATE_ERROR: |
| 1660 | case TEMPLATE_NOTUSED: |
| 1661 | case OMIT_VALUE: |
| 1662 | return true; |
| 1663 | case SPECIFIC_VALUE: |
| 1664 | if(u.specific_value->get_valuetype() == Value::V_INVOKE) { |
| 1665 | Type *t = u.specific_value |
| 1666 | ->get_invoked_type(Type::EXPECTED_DYNAMIC_VALUE); |
| 1667 | if(t && t->get_type_refd_last()->get_typetype() == Type::T_FUNCTION && |
| 1668 | t->get_type_refd_last()->get_returns_template()) return false; |
| 1669 | } |
| 1670 | return true; |
| 1671 | case TEMPLATE_LIST: { |
| 1672 | Templates *ts = u.templates; |
| 1673 | for (size_t i = 0; i < ts->get_nof_ts(); i++) |
| 1674 | if (!ts->get_t_byIndex(i)->is_Value()) return false; |
| 1675 | return true; |
| 1676 | } |
| 1677 | case NAMED_TEMPLATE_LIST: { |
| 1678 | NamedTemplates *ts = u.named_templates; |
| 1679 | for (size_t i = 0;i < ts->get_nof_nts(); i++) |
| 1680 | if (!ts->get_nt_byIndex(i)->get_template()->is_Value()) return false; |
| 1681 | return true; |
| 1682 | } |
| 1683 | case INDEXED_TEMPLATE_LIST: { |
| 1684 | IndexedTemplates *ts = u.indexed_templates; |
| 1685 | for (size_t i = 0; i < ts->get_nof_its(); i++) |
| 1686 | if (!ts->get_it_byIndex(i)->get_template()->is_Value()) return false; |
| 1687 | return true; |
| 1688 | } |
| 1689 | case TEMPLATE_REFD: { |
| 1690 | Common::Assignment *ass = u.ref.ref->get_refd_assignment(); |
| 1691 | switch (ass->get_asstype()) { |
| 1692 | case Common::Assignment::A_EXT_CONST: |
| 1693 | case Common::Assignment::A_PAR_VAL: |
| 1694 | case Common::Assignment::A_PAR_VAL_IN: |
| 1695 | case Common::Assignment::A_PAR_VAL_OUT: |
| 1696 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 1697 | case Common::Assignment::A_VAR: |
| 1698 | return true; |
| 1699 | default: |
| 1700 | return false; |
| 1701 | } |
| 1702 | } |
| 1703 | default: |
| 1704 | return false; |
| 1705 | } |
| 1706 | } |
| 1707 | |
| 1708 | Value *Template::get_Value() |
| 1709 | { |
| 1710 | Value *ret_val; |
| 1711 | switch(templatetype) { |
| 1712 | case TEMPLATE_ERROR: |
| 1713 | ret_val = new Value(Value::V_ERROR); |
| 1714 | break; |
| 1715 | case TEMPLATE_NOTUSED: |
| 1716 | ret_val = new Value(Value::V_NOTUSED); |
| 1717 | break; |
| 1718 | case OMIT_VALUE: |
| 1719 | ret_val = new Value(Value::V_OMIT); |
| 1720 | break; |
| 1721 | case SPECIFIC_VALUE: |
| 1722 | ret_val = u.specific_value; |
| 1723 | u.specific_value = 0; |
| 1724 | set_templatetype(TEMPLATE_ERROR); |
| 1725 | return ret_val; |
| 1726 | case TEMPLATE_LIST: { |
| 1727 | Values *vs = new Values; |
| 1728 | size_t nof_ts = u.templates->get_nof_ts(); |
| 1729 | Type* gov = 0; |
| 1730 | for (size_t i = 0; i < nof_ts; i++) { |
| 1731 | Value* v = u.templates->get_t_byIndex(i)->get_Value(); |
| 1732 | if (!gov) gov = v->get_my_governor(); |
| 1733 | vs->add_v(v); |
| 1734 | } |
| 1735 | ret_val = new Value(Value::V_SEQOF, vs); |
| 1736 | if (gov) gov = gov->get_parent_type(); |
| 1737 | if (gov) ret_val->set_my_governor(gov); |
| 1738 | break; } |
| 1739 | case NAMED_TEMPLATE_LIST: { |
| 1740 | NamedValues *nvs = new NamedValues; |
| 1741 | size_t nof_nts = u.named_templates->get_nof_nts(); |
| 1742 | Type* gov = 0; |
| 1743 | for (size_t i = 0; i < nof_nts; i++) { |
| 1744 | NamedTemplate *nt = u.named_templates->get_nt_byIndex(i); |
| 1745 | Value* v = nt->get_template()->get_Value(); |
| 1746 | if (!gov) gov = v->get_my_governor(); |
| 1747 | NamedValue *nv = new NamedValue(nt->get_name().clone(), v); |
| 1748 | nv->set_location(*nt); |
| 1749 | nvs->add_nv(nv); |
| 1750 | } |
| 1751 | ret_val = new Value(Value::V_SEQ, nvs); |
| 1752 | if (gov) gov = gov->get_parent_type(); |
| 1753 | if (gov) ret_val->set_my_governor(gov); |
| 1754 | break; } |
| 1755 | case INDEXED_TEMPLATE_LIST: { |
| 1756 | Values *ivs = new Values(true); |
| 1757 | size_t nof_its = u.indexed_templates->get_nof_its(); |
| 1758 | Type* gov = 0; |
| 1759 | for (size_t i = 0; i < nof_its; i++) { |
| 1760 | IndexedTemplate *it = u.indexed_templates->get_it_byIndex(i); |
| 1761 | Value* v = it->get_template()->get_Value(); |
| 1762 | if (!gov) gov = v->get_my_governor(); |
| 1763 | IndexedValue *iv = new IndexedValue(it->get_index().clone(), v); |
| 1764 | iv->set_location(*it); |
| 1765 | ivs->add_iv(iv); |
| 1766 | } |
| 1767 | ret_val = new Value(Value::V_SEQOF, ivs); |
| 1768 | if (gov) gov = gov->get_parent_type(); |
| 1769 | if (gov) ret_val->set_my_governor(gov); |
| 1770 | break; } |
| 1771 | default: |
| 1772 | FATAL_ERROR("Template::get_Value()"); |
| 1773 | ret_val = 0; |
| 1774 | break; |
| 1775 | } |
| 1776 | ret_val->set_location(*this); |
| 1777 | ret_val->set_my_scope(get_my_scope()); |
| 1778 | ret_val->set_fullname(get_fullname()); |
| 1779 | return ret_val; |
| 1780 | } |
| 1781 | |
| 1782 | bool Template::is_Ref() const |
| 1783 | { |
| 1784 | if (length_restriction || is_ifpresent || templatetype != SPECIFIC_VALUE) |
| 1785 | return false; |
| 1786 | Value *v = u.specific_value; |
| 1787 | switch (v->get_valuetype()) { |
| 1788 | case Value::V_UNDEF_LOWERID: |
| 1789 | return true; |
| 1790 | case Value::V_REFD: |
| 1791 | if (dynamic_cast<Ref_base*>(v->get_reference())) return true; |
| 1792 | else return false; |
| 1793 | default: |
| 1794 | return false; |
| 1795 | } |
| 1796 | } |
| 1797 | |
| 1798 | Ref_base *Template::get_Ref() |
| 1799 | { |
| 1800 | if (templatetype != SPECIFIC_VALUE) |
| 1801 | FATAL_ERROR("Template::get_Ref()"); |
| 1802 | return u.specific_value->steal_ttcn_ref_base(); |
| 1803 | } |
| 1804 | |
| 1805 | void Template::chk_recursions(ReferenceChain& refch) |
| 1806 | { |
| 1807 | if (recurs_checked) return; |
| 1808 | Template *t = this; |
| 1809 | for ( ; ; ) { |
| 1810 | if (t->templatetype == SPECIFIC_VALUE) break; |
| 1811 | else if (!refch.add(t->get_fullname())) goto end; |
| 1812 | else if (t->templatetype != TEMPLATE_REFD) break; |
| 1813 | ActualParList *parlist = t->u.ref.ref->get_parlist(); |
| 1814 | if (parlist) parlist->chk_recursions(refch); |
| 1815 | Template *t_refd = t->get_template_refd(&refch); |
| 1816 | if (t_refd == t) break; |
| 1817 | else t = t_refd; |
| 1818 | } |
| 1819 | t->set_lowerid_to_ref(); |
| 1820 | switch (t->templatetype) { |
| 1821 | case SPECIFIC_VALUE: |
| 1822 | t->u.specific_value->chk_recursions(refch); |
| 1823 | break; |
| 1824 | case TEMPLATE_LIST: |
| 1825 | case VALUE_LIST: |
| 1826 | case COMPLEMENTED_LIST: |
| 1827 | case SUPERSET_MATCH: |
| 1828 | case SUBSET_MATCH: |
| 1829 | case PERMUTATION_MATCH: |
| 1830 | for (size_t i = 0; i < t->u.templates->get_nof_ts(); i++) { |
| 1831 | refch.mark_state(); |
| 1832 | t->u.templates->get_t_byIndex(i)->chk_recursions(refch); |
| 1833 | refch.prev_state(); |
| 1834 | } |
| 1835 | break; |
| 1836 | case NAMED_TEMPLATE_LIST: |
| 1837 | for (size_t i = 0; i < t->u.named_templates->get_nof_nts(); i++) { |
| 1838 | refch.mark_state(); |
| 1839 | t->u.named_templates->get_nt_byIndex(i) |
| 1840 | ->get_template()->chk_recursions(refch); |
| 1841 | refch.prev_state(); |
| 1842 | } |
| 1843 | break; |
| 1844 | case INDEXED_TEMPLATE_LIST: |
| 1845 | for (size_t i = 0; i < t->u.indexed_templates->get_nof_its(); i++) { |
| 1846 | refch.mark_state(); |
| 1847 | t->u.indexed_templates->get_it_byIndex(i) |
| 1848 | ->get_template()->chk_recursions(refch); |
| 1849 | refch.prev_state(); |
| 1850 | } |
| 1851 | break; |
| 1852 | case CSTR_PATTERN: |
| 1853 | case USTR_PATTERN: |
| 1854 | t->u.pstring->chk_recursions(refch); |
| 1855 | break; |
| 1856 | default: |
| 1857 | break; |
| 1858 | } |
| 1859 | end: |
| 1860 | recurs_checked = true; |
| 1861 | } |
| 1862 | |
| 1863 | void Template::chk_specific_value(bool allow_omit) |
| 1864 | { |
| 1865 | Template *t = get_template_refd_last(); |
| 1866 | if (!allow_omit && t->templatetype==OMIT_VALUE) { |
| 1867 | t->error("A specific value was expected instead of omit"); |
| 1868 | } |
| 1869 | chk_specific_value_generic(); |
| 1870 | } |
| 1871 | |
| 1872 | void Template::chk_specific_value_generic() |
| 1873 | { |
| 1874 | if (specific_value_checked) return; |
| 1875 | Template *t = get_template_refd_last(); |
| 1876 | if (t->specific_value_checked) return; |
| 1877 | switch (t->templatetype) { |
| 1878 | case TEMPLATE_ERROR: |
| 1879 | case TEMPLATE_NOTUSED: |
| 1880 | case TEMPLATE_REFD: // unfoldable reference |
| 1881 | break; |
| 1882 | case SPECIFIC_VALUE: |
| 1883 | if(u.specific_value->get_valuetype() == Value::V_INVOKE) { |
| 1884 | Type *t_type = u.specific_value |
| 1885 | ->get_invoked_type(Type::EXPECTED_DYNAMIC_VALUE); |
| 1886 | if(t_type && t_type->get_type_refd_last()->get_returns_template()) { |
| 1887 | set_templatetype(TEMPLATE_INVOKE); |
| 1888 | chk_invoke(); |
| 1889 | } |
| 1890 | } |
| 1891 | break; |
| 1892 | case TEMPLATE_INVOKE: |
| 1893 | chk_invoke(); |
| 1894 | break; |
| 1895 | case TEMPLATE_LIST: |
| 1896 | for (size_t i = 0; i < t->u.templates->get_nof_ts(); i++) |
| 1897 | t->u.templates->get_t_byIndex(i)->chk_specific_value_generic(); |
| 1898 | break; |
| 1899 | case NAMED_TEMPLATE_LIST: |
| 1900 | for (size_t i = 0; i < t->u.named_templates->get_nof_nts(); i++) |
| 1901 | t->u.named_templates->get_nt_byIndex(i) |
| 1902 | ->get_template()->chk_specific_value_generic(); |
| 1903 | break; |
| 1904 | case INDEXED_TEMPLATE_LIST: |
| 1905 | for (size_t i = 0; i < t->u.indexed_templates->get_nof_its(); i++) |
| 1906 | t->u.indexed_templates->get_it_byIndex(i) |
| 1907 | ->get_template()->chk_specific_value_generic(); |
| 1908 | break; |
| 1909 | case OMIT_VALUE: |
| 1910 | break; |
| 1911 | default: |
| 1912 | t->error("A specific value was expected instead of %s", |
| 1913 | t->get_templatetype_str()); |
| 1914 | break; |
| 1915 | } |
| 1916 | t->specific_value_checked = true; |
| 1917 | specific_value_checked = true; |
| 1918 | } |
| 1919 | |
| 1920 | void Template::chk_invoke() |
| 1921 | { |
| 1922 | if(templatetype != TEMPLATE_INVOKE) FATAL_ERROR("Template::chk_invoke()"); |
| 1923 | if(!u.invoke.t_list) return; //already checked |
| 1924 | Error_Context cntxt(this, "In `apply()' operation"); |
| 1925 | Type *t = u.invoke.v->get_expr_governor_last(); |
| 1926 | if (t) { |
| 1927 | if (t->get_typetype() != Type::T_FUNCTION) { |
| 1928 | u.invoke.v->error("A value of type function was expected in the " |
| 1929 | "argument instead of `%s'", t->get_typename().c_str()); |
| 1930 | set_templatetype(TEMPLATE_ERROR); |
| 1931 | return; |
| 1932 | } |
| 1933 | } else { |
| 1934 | if (u.invoke.v->get_valuetype() != Value::V_ERROR) |
| 1935 | u.invoke.v->error("A value of type function was expected in the " |
| 1936 | "argument"); |
| 1937 | set_templatetype(TEMPLATE_ERROR); |
| 1938 | return; |
| 1939 | } |
| 1940 | my_scope->chk_runs_on_clause(t, *this, "call"); |
| 1941 | Ttcn::FormalParList *fp_list = t->get_fat_parameters(); |
| 1942 | Ttcn::ActualParList *parlist = new Ttcn::ActualParList; |
| 1943 | bool is_erroneous = fp_list->fold_named_and_chk(u.invoke.t_list,parlist); |
| 1944 | delete u.invoke.t_list; |
| 1945 | u.invoke.t_list = 0; |
| 1946 | if(is_erroneous) { |
| 1947 | delete parlist; |
| 1948 | u.invoke.ap_list = 0; |
| 1949 | } else { |
| 1950 | parlist->set_fullname(get_fullname()); |
| 1951 | parlist->set_my_scope(get_my_scope()); |
| 1952 | u.invoke.ap_list = parlist; |
| 1953 | } |
| 1954 | } |
| 1955 | |
| 1956 | Templates *Template::harbinger(Template *t, bool from_permutation, bool killer) |
| 1957 | { |
| 1958 | Templates *new_templates = new Templates; |
| 1959 | switch (t->u.all_from->templatetype) { |
| 1960 | case SPECIFIC_VALUE: { |
| 1961 | Value *innerv = t->u.all_from->get_specific_value(); |
| 1962 | //if (v->get_valuetype() == Value::V_UNDEF_LOWERID) |
| 1963 | innerv->set_lowerid_to_ref(); |
| 1964 | // should be a ref now |
| 1965 | bool can_flatten = true; |
| 1966 | Common::Reference *ref = innerv->get_reference(); |
| 1967 | if (dynamic_cast<Ttcn::Ref_pard*>(ref)) { |
| 1968 | // Cannot flatten at compile time if the template has parameters. |
| 1969 | can_flatten = false; |
| 1970 | } |
| 1971 | |
| 1972 | // check for subreferences in the 'all from' target |
| 1973 | FieldOrArrayRefs* subrefs = ref->get_subrefs(); |
| 1974 | if (NULL != subrefs) { |
| 1975 | for (size_t i = 0; i < subrefs->get_nof_refs(); ++i) { |
| 1976 | FieldOrArrayRef* subref = subrefs->get_ref(i); |
| 1977 | if (FieldOrArrayRef::ARRAY_REF == subref->get_type()) { |
| 1978 | // set any array indexes from undefined lowerID to reference |
| 1979 | subref->get_val()->set_lowerid_to_ref(); |
| 1980 | } |
| 1981 | } |
| 1982 | } |
| 1983 | |
| 1984 | Common::Assignment *ass = ref->get_refd_assignment(); |
| 1985 | if (ass == NULL) { // perhaps erroneous |
| 1986 | break; |
| 1987 | } |
| 1988 | |
| 1989 | Common::Assignment::asstype_t asst = ass->get_asstype(); |
| 1990 | switch (asst) { |
| 1991 | case Common::Assignment::A_TEMPLATE: { |
| 1992 | Template *tpl = ass->get_Template(); |
| 1993 | // tpl is the template whose name appears after the "all from" |
| 1994 | Common::Type *type = ass->get_Type()->get_type_refd_last(); |
| 1995 | if (NULL != subrefs) { |
| 1996 | // walk through the subreferences to determine the type and value of the 'all from' target |
| 1997 | // Note: the templates referenced by the array indexes and field names |
| 1998 | // have not been checked yet |
| 1999 | for (size_t i = 0; i < subrefs->get_nof_refs(); ++i) { |
| 2000 | FieldOrArrayRef* subref = subrefs->get_ref(i); |
| 2001 | if (FieldOrArrayRef::ARRAY_REF == subref->get_type()) { |
| 2002 | // check if the type can be indexed |
| 2003 | Common::Type::typetype_t tt = type->get_typetype(); |
| 2004 | if (Common::Type::T_SEQOF != tt && Common::Type::T_SETOF != tt && |
| 2005 | Common::Type::T_ARRAY != tt) { |
| 2006 | subref->error("Cannot apply an array index to type '%s'", |
| 2007 | type->get_typename().c_str()); |
| 2008 | i = subrefs->get_nof_refs(); // quit from the cycle, too |
| 2009 | tpl = NULL; |
| 2010 | break; |
| 2011 | } |
| 2012 | if (can_flatten && !subref->get_val()->is_unfoldable()) { |
| 2013 | switch(tpl->get_templatetype()) { |
| 2014 | case TEMPLATE_LIST: |
| 2015 | case VALUE_LIST: { |
| 2016 | Int index = subref->get_val()->get_val_Int()->get_val(); |
| 2017 | // check for index overflow |
| 2018 | if (index >= static_cast<Int>(tpl->get_nof_comps())) { |
| 2019 | subref->error("Index overflow in a template %s type `%s':" |
| 2020 | " the index is %s, but the template has only %lu elements", |
| 2021 | Common::Type::T_ARRAY == tt ? "array of" : |
| 2022 | (Common::Type::T_SEQOF == tt ? "of 'record of'" : "of 'set of'"), |
| 2023 | type->get_typename().c_str(), Int2string(index).c_str(), |
| 2024 | (unsigned long)tpl->get_nof_comps()); |
| 2025 | i = subrefs->get_nof_refs(); // quit from the cycle, too |
| 2026 | tpl = NULL; |
| 2027 | break; |
| 2028 | } |
| 2029 | tpl = tpl->get_temp_byIndex(index); |
| 2030 | // check if the element is initialized |
| 2031 | if (TEMPLATE_NOTUSED == tpl->get_templatetype()) { |
| 2032 | subref->error("An uninitialized list element can not be used as target of 'all from'"); |
| 2033 | i = subrefs->get_nof_refs(); // quit from the cycle, too |
| 2034 | tpl = NULL; |
| 2035 | break; |
| 2036 | } |
| 2037 | break; } |
| 2038 | case INDEXED_TEMPLATE_LIST: |
| 2039 | can_flatten = false; // currently not supported |
| 2040 | break; |
| 2041 | default: |
| 2042 | subref->error("Expected a specific value of type '%s' instead of %s", |
| 2043 | type->get_typename().c_str(), tpl->get_templatetype_str()); |
| 2044 | i = subrefs->get_nof_refs(); // quit from the cycle, too |
| 2045 | tpl = NULL; |
| 2046 | break; |
| 2047 | } |
| 2048 | } |
| 2049 | else { |
| 2050 | // one of the array indexes is a reference => cannot flatten |
| 2051 | can_flatten = false; |
| 2052 | } |
| 2053 | type = type->get_ofType()->get_type_refd_last(); |
| 2054 | } |
| 2055 | else { // FIELD_REF |
| 2056 | // check if the type can have fields |
| 2057 | Common::Type::typetype_t tt = type->get_typetype(); |
| 2058 | if (Common::Type::T_SEQ_T != tt && Common::Type::T_SEQ_A != tt && |
| 2059 | Common::Type::T_SET_T != tt && Common::Type::T_SET_A != tt && |
| 2060 | Common::Type::T_CHOICE_T != tt && Common::Type::T_CHOICE_A != tt) { |
| 2061 | subref->error("Cannot apply a field name to type '%s'", |
| 2062 | type->get_typename().c_str()); |
| 2063 | tpl = NULL; |
| 2064 | break; |
| 2065 | } |
| 2066 | // check if the field name is valid |
| 2067 | if (!type->has_comp_withName(*subref->get_id())) { |
| 2068 | subref->error("Type '%s' does not have a field with name '%s'", |
| 2069 | type->get_typename().c_str(), subref->get_id()->get_dispname().c_str()); |
| 2070 | tpl = NULL; |
| 2071 | break; |
| 2072 | } |
| 2073 | if (can_flatten) { |
| 2074 | switch(tpl->get_templatetype()) { |
| 2075 | case NAMED_TEMPLATE_LIST: { |
| 2076 | // check if there is any data in the template for this field |
| 2077 | // (no data means it's uninitialized) |
| 2078 | if (!tpl->u.named_templates->has_nt_withName(*subref->get_id())) { |
| 2079 | subref->error("An uninitialized field can not be used as target of 'all from'"); |
| 2080 | i = subrefs->get_nof_refs(); // quit from the cycle, too |
| 2081 | tpl = NULL; |
| 2082 | break; |
| 2083 | } |
| 2084 | tpl = tpl->u.named_templates->get_nt_byName(*subref->get_id())->get_template(); |
| 2085 | // check if the field is initialized and present (not omitted) |
| 2086 | if (OMIT_VALUE == tpl->get_templatetype() || TEMPLATE_NOTUSED == tpl->get_templatetype()) { |
| 2087 | subref->error("An %s field can not be used as target of 'all from'", |
| 2088 | OMIT_VALUE == tpl->get_templatetype() ? "omitted" : "uninitialized"); |
| 2089 | i = subrefs->get_nof_refs(); // quit from the cycle, too |
| 2090 | tpl = NULL; |
| 2091 | break; |
| 2092 | } |
| 2093 | break; } |
| 2094 | default: |
| 2095 | subref->error("Expected a specific value of type '%s' instead of %s", |
| 2096 | type->get_typename().c_str(), tpl->get_templatetype_str()); |
| 2097 | i = subrefs->get_nof_refs(); // quit from the cycle, too |
| 2098 | tpl = NULL; |
| 2099 | break; |
| 2100 | } |
| 2101 | } |
| 2102 | type = type->get_comp_byName(*subref->get_id())->get_type()->get_type_refd_last(); |
| 2103 | } |
| 2104 | } |
| 2105 | } |
| 2106 | if (NULL != tpl) { // tpl is set to null if an error occurs |
| 2107 | if (can_flatten) { |
| 2108 | Template::templatetype_t tpltt = tpl->get_templatetype(); |
| 2109 | switch (tpltt) { |
| 2110 | case INDEXED_TEMPLATE_LIST: // currently not supported |
| 2111 | case TEMPLATE_REFD: { |
| 2112 | delete new_templates; |
| 2113 | new_templates = 0; |
| 2114 | killer = false; |
| 2115 | break; } |
| 2116 | |
| 2117 | case TEMPLATE_LIST: |
| 2118 | // ALL_FROM ? |
| 2119 | case VALUE_LIST: { |
| 2120 | size_t nvl = tpl->get_nof_comps(); |
| 2121 | for (size_t ti = 0; ti < nvl; ++ti) { |
| 2122 | Template *orig = tpl->get_temp_byIndex(ti); |
| 2123 | switch (orig->templatetype) { |
| 2124 | case SPECIFIC_VALUE: { |
| 2125 | Value *val = orig->get_specific_value(); |
| 2126 | if (val->get_valuetype() == Value::V_REFD) { |
| 2127 | if (dynamic_cast<Ttcn::Ref_pard*>(val->get_reference())) { |
| 2128 | // Cannot flatten at compile time if one of the values or templates has parameters. |
| 2129 | can_flatten = false; |
| 2130 | } |
| 2131 | } |
| 2132 | break; } |
| 2133 | case ANY_OR_OMIT: |
| 2134 | if (from_permutation) { |
| 2135 | break; // AnyElementOrNone allowed in "all from" now |
| 2136 | } |
| 2137 | // no break |
| 2138 | case PERMUTATION_MATCH: |
| 2139 | t->error("'all from' can not refer to permutation or AnyElementsOrNone"); |
| 2140 | t->set_templatetype(TEMPLATE_ERROR); |
| 2141 | default: |
| 2142 | break; |
| 2143 | } |
| 2144 | } |
| 2145 | if (can_flatten) { |
| 2146 | for (size_t ti = 0; ti < nvl; ++ti) { |
| 2147 | Template *orig = tpl->get_temp_byIndex(ti); |
| 2148 | Template *copy = orig->clone(); |
| 2149 | copy->set_my_scope(orig->get_my_scope()); |
| 2150 | new_templates->add_t(copy); |
| 2151 | } |
| 2152 | } |
| 2153 | else { |
| 2154 | // Cannot flatten at compile time |
| 2155 | delete new_templates; |
| 2156 | new_templates = 0; |
| 2157 | killer = false; |
| 2158 | } |
| 2159 | break; } |
| 2160 | |
| 2161 | case NAMED_TEMPLATE_LIST: { |
| 2162 | size_t nvl = tpl->get_nof_comps(); |
| 2163 | for (size_t ti = 0; ti < nvl; ++ti) { |
| 2164 | NamedTemplate *orig = tpl->get_namedtemp_byIndex(ti); |
| 2165 | switch (orig->get_template()->get_templatetype()) { |
| 2166 | case ANY_OR_OMIT: |
| 2167 | break; |
| 2168 | case PERMUTATION_MATCH: |
| 2169 | t->error("'all from' can not refer to permutation or AnyElementsOrNone"); |
| 2170 | t->set_templatetype(TEMPLATE_ERROR); |
| 2171 | default: |
| 2172 | break; |
| 2173 | } |
| 2174 | } |
| 2175 | delete new_templates; |
| 2176 | new_templates = 0; |
| 2177 | killer = false; |
| 2178 | break; } |
| 2179 | |
| 2180 | case ANY_VALUE: |
| 2181 | case ANY_OR_OMIT: |
| 2182 | tpl->error("Matching mechanism can not be used as target of 'all from'"); |
| 2183 | break; |
| 2184 | default: |
| 2185 | tpl->error("A template of type '%s' can not be used as target of 'all from'", |
| 2186 | type->get_typename().c_str()); |
| 2187 | break; |
| 2188 | } |
| 2189 | } |
| 2190 | else { // cannot flatten |
| 2191 | switch (type->get_typetype()) { |
| 2192 | case Common::Type::T_SEQOF: case Common::Type::T_SETOF: |
| 2193 | case Common::Type::T_ARRAY: |
| 2194 | delete new_templates; |
| 2195 | new_templates = 0; |
| 2196 | killer = false; |
| 2197 | break; |
| 2198 | default: |
| 2199 | type->error("A template of type `%s' can not be used as target of 'all from'", |
| 2200 | type->get_typename().c_str()); |
| 2201 | break; |
| 2202 | } // switch(typetype) |
| 2203 | } |
| 2204 | } |
| 2205 | |
| 2206 | if (killer) delete t; |
| 2207 | break; } |
| 2208 | |
| 2209 | |
| 2210 | case Common::Assignment::A_CONST: { // all from a constant definition |
| 2211 | Common::Value *val = ass->get_Value(); |
| 2212 | Common::Type *type = ass->get_Type()->get_type_refd_last(); |
| 2213 | if (NULL != subrefs) { |
| 2214 | // walk through the subreferences to determine the type and value of the 'all from' target |
| 2215 | for (size_t i = 0; i < subrefs->get_nof_refs(); ++i) { |
| 2216 | FieldOrArrayRef* subref = subrefs->get_ref(i); |
| 2217 | if (FieldOrArrayRef::ARRAY_REF == subref->get_type()) { |
| 2218 | // check if the type can be indexed |
| 2219 | Common::Type::typetype_t tt = type->get_typetype(); |
| 2220 | if (Common::Type::T_SEQOF != tt && Common::Type::T_SETOF != tt && |
| 2221 | Common::Type::T_ARRAY != tt) { |
| 2222 | subref->error("Cannot apply an array index to type '%s'", |
| 2223 | type->get_typename().c_str()); |
| 2224 | val = NULL; |
| 2225 | break; |
| 2226 | } |
| 2227 | if (can_flatten && !subref->get_val()->is_unfoldable()) { |
| 2228 | Int index = subref->get_val()->get_val_Int()->get_val(); |
| 2229 | // check for index overflow |
| 2230 | if (index >= static_cast<Int>(val->get_nof_comps())) { |
| 2231 | subref->error("Index overflow in a value %s type `%s':" |
| 2232 | " the index is %s, but the template has only %lu elements", |
| 2233 | Common::Type::T_ARRAY == tt ? "array of" : |
| 2234 | (Common::Type::T_SEQOF == tt ? "of 'record of'" : "of 'set of'"), |
| 2235 | type->get_typename().c_str(), Int2string(index).c_str(), |
| 2236 | (unsigned long)val->get_nof_comps()); |
| 2237 | val = NULL; |
| 2238 | break; |
| 2239 | } |
| 2240 | val = val->get_comp_byIndex(index); |
| 2241 | // check if the element is initialized |
| 2242 | if (Common::Value::V_NOTUSED == val->get_valuetype()) { |
| 2243 | subref->error("An unbound list element can not be used as target of 'all from'"); |
| 2244 | val = NULL; |
| 2245 | break; |
| 2246 | } |
| 2247 | } |
| 2248 | else { |
| 2249 | // one of the array indexes is a reference => cannot flatten |
| 2250 | can_flatten = false; |
| 2251 | } |
| 2252 | type = type->get_ofType()->get_type_refd_last(); |
| 2253 | } |
| 2254 | else { // FIELD_REF |
| 2255 | // check if the type can have fields |
| 2256 | Common::Type::typetype_t tt = type->get_typetype(); |
| 2257 | if (Common::Type::T_SEQ_T != tt && Common::Type::T_SEQ_A != tt && |
| 2258 | Common::Type::T_SET_T != tt && Common::Type::T_SET_A != tt && |
| 2259 | Common::Type::T_CHOICE_T != tt && Common::Type::T_CHOICE_A != tt) { |
| 2260 | subref->error("Cannot apply a field name to type '%s'", |
| 2261 | type->get_typename().c_str()); |
| 2262 | val = NULL; |
| 2263 | break; |
| 2264 | } |
| 2265 | // check if the field name is valid |
| 2266 | if (!type->has_comp_withName(*subref->get_id())) { |
| 2267 | subref->error("Type '%s' does not have a field with name '%s'", |
| 2268 | type->get_typename().c_str(), subref->get_id()->get_dispname().c_str()); |
| 2269 | val = NULL; |
| 2270 | break; |
| 2271 | } |
| 2272 | type = type->get_comp_byName(*subref->get_id())->get_type()->get_type_refd_last(); |
| 2273 | if (can_flatten) { |
| 2274 | // check if the value has any data for this field (no data = unbound) |
| 2275 | if (!val->has_comp_withName(*subref->get_id())) { |
| 2276 | subref->error("An unbound field can not be used as target of 'all from'"); |
| 2277 | val = NULL; |
| 2278 | break; |
| 2279 | } |
| 2280 | val = val->get_comp_value_byName(*subref->get_id()); |
| 2281 | // check if the field is bound and present (not omitted) |
| 2282 | if (Common::Value::V_OMIT == val->get_valuetype() || |
| 2283 | Common::Value::V_NOTUSED == val->get_valuetype()) { |
| 2284 | subref->error("An %s field can not be used as target of 'all from'", |
| 2285 | Common::Value::V_OMIT == val->get_valuetype() ? "omitted" : "unbound"); |
| 2286 | val = NULL; |
| 2287 | break; |
| 2288 | } |
| 2289 | } |
| 2290 | } |
| 2291 | } |
| 2292 | } |
| 2293 | if (NULL != val) { // val is set to null if an error occurs |
| 2294 | switch (type->get_typetype()) { |
| 2295 | case Common::Type::T_SEQOF: case Common::Type::T_SETOF: |
| 2296 | case Common::Type::T_ARRAY: { |
| 2297 | if (can_flatten) { |
| 2298 | const size_t ncomp = val->get_nof_comps(); |
| 2299 | for (size_t i = 0; i < ncomp; ++i) { |
| 2300 | Value *v = val->get_comp_byIndex(i); |
| 2301 | Template *newt = new Template(v->clone()); |
| 2302 | new_templates->add_t(newt); |
| 2303 | } |
| 2304 | } |
| 2305 | else { |
| 2306 | delete new_templates; |
| 2307 | new_templates = 0; |
| 2308 | killer = false; |
| 2309 | } |
| 2310 | break; } |
| 2311 | |
| 2312 | default: |
| 2313 | type->error("A constant of type `%s' can not be used as target of 'all from'", |
| 2314 | type->get_typename().c_str()); |
| 2315 | break; |
| 2316 | } // switch(typetype) |
| 2317 | } |
| 2318 | if (killer) delete t; |
| 2319 | break; } |
| 2320 | |
| 2321 | case Common::Assignment::A_MODULEPAR_TEMP: |
| 2322 | case Common::Assignment::A_VAR_TEMPLATE: |
| 2323 | case Common::Assignment::A_FUNCTION_RTEMP: |
| 2324 | case Common::Assignment::A_EXT_FUNCTION_RTEMP: |
| 2325 | case Common::Assignment::A_PAR_TEMPL_IN: |
| 2326 | case Common::Assignment::A_PAR_TEMPL_INOUT: |
| 2327 | case Common::Assignment::A_PAR_TEMPL_OUT: |
| 2328 | //TODO: flatten if the actual par is const template |
| 2329 | case Common::Assignment::A_MODULEPAR: // all from a module parameter |
| 2330 | case Common::Assignment::A_VAR: // all from a variable |
| 2331 | case Common::Assignment::A_PAR_VAL_IN: |
| 2332 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 2333 | case Common::Assignment::A_PAR_VAL_OUT: |
| 2334 | case Common::Assignment::A_FUNCTION_RVAL: |
| 2335 | case Common::Assignment::A_EXT_FUNCTION_RVAL: { |
| 2336 | Common::Type *type = ass->get_Type()->get_type_refd_last(); |
| 2337 | if (NULL != subrefs) { |
| 2338 | // walk through the subreferences to determine the type of the 'all from' target |
| 2339 | for (size_t i = 0; i < subrefs->get_nof_refs(); ++i) { |
| 2340 | FieldOrArrayRef* subref = subrefs->get_ref(i); |
| 2341 | if (FieldOrArrayRef::ARRAY_REF == subref->get_type()) { |
| 2342 | // check if the type can be indexed |
| 2343 | Common::Type::typetype_t tt = type->get_typetype(); |
| 2344 | if (Common::Type::T_SEQOF != tt && Common::Type::T_SETOF != tt && |
| 2345 | Common::Type::T_ARRAY != tt) { |
| 2346 | subref->error("Cannot apply an array index to type '%s'", |
| 2347 | type->get_typename().c_str()); |
| 2348 | type = NULL; |
| 2349 | break; |
| 2350 | } |
| 2351 | type = type->get_ofType()->get_type_refd_last(); |
| 2352 | } |
| 2353 | else { // FIELD_REF |
| 2354 | // check if the type can have fields |
| 2355 | Common::Type::typetype_t tt = type->get_typetype(); |
| 2356 | if (Common::Type::T_SEQ_T != tt && Common::Type::T_SEQ_A != tt && |
| 2357 | Common::Type::T_SET_T != tt && Common::Type::T_SET_A != tt && |
| 2358 | Common::Type::T_CHOICE_T != tt && Common::Type::T_CHOICE_A != tt) { |
| 2359 | subref->error("Cannot apply a field name to type '%s'", |
| 2360 | type->get_typename().c_str()); |
| 2361 | type = NULL; |
| 2362 | break; |
| 2363 | } |
| 2364 | // check if the field name is valid |
| 2365 | if (!type->has_comp_withName(*subref->get_id())) { |
| 2366 | subref->error("Type '%s' does not have a field with name '%s'", |
| 2367 | type->get_typename().c_str(), subref->get_id()->get_dispname().c_str()); |
| 2368 | type = NULL; |
| 2369 | break; |
| 2370 | } |
| 2371 | type = type->get_comp_byName(*subref->get_id())->get_type()->get_type_refd_last(); |
| 2372 | } |
| 2373 | } |
| 2374 | } |
| 2375 | if (NULL != type) { |
| 2376 | switch (type->get_typetype()) { |
| 2377 | case Common::Type::T_SEQOF: case Common::Type::T_SETOF: |
| 2378 | case Common::Type::T_ARRAY: |
| 2379 | delete new_templates; // cannot flatten at compile time |
| 2380 | new_templates = 0; |
| 2381 | break; |
| 2382 | default: { |
| 2383 | // not an array type => error |
| 2384 | const char* ass_name = ass->get_assname(); |
| 2385 | string descr; |
| 2386 | switch(asst) { |
| 2387 | case Common::Assignment::A_MODULEPAR_TEMP: |
| 2388 | case Common::Assignment::A_VAR_TEMPLATE: |
| 2389 | case Common::Assignment::A_MODULEPAR: |
| 2390 | case Common::Assignment::A_VAR: |
| 2391 | case Common::Assignment::A_PAR_TEMPL_IN: |
| 2392 | case Common::Assignment::A_PAR_VAL_IN: |
| 2393 | descr = "A "; |
| 2394 | descr += ass_name; |
| 2395 | break; |
| 2396 | case Common::Assignment::A_PAR_TEMPL_INOUT: |
| 2397 | case Common::Assignment::A_PAR_TEMPL_OUT: |
| 2398 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 2399 | case Common::Assignment::A_PAR_VAL_OUT: |
| 2400 | descr = "An "; |
| 2401 | descr += ass_name; |
| 2402 | break; |
| 2403 | // the assignment name string for functions is no good here |
| 2404 | case Common::Assignment::A_FUNCTION_RTEMP: |
| 2405 | descr = "A function returning a template"; |
| 2406 | break; |
| 2407 | case Common::Assignment::A_FUNCTION_RVAL: |
| 2408 | descr = "A function returning a value"; |
| 2409 | break; |
| 2410 | case Common::Assignment::A_EXT_FUNCTION_RTEMP: |
| 2411 | descr = "An external function returning a template"; |
| 2412 | break; |
| 2413 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 2414 | descr = "An external function returning a value"; |
| 2415 | break; |
| 2416 | default: |
| 2417 | break; |
| 2418 | } |
| 2419 | type->error("%s of type `%s' can not be used as target of 'all from'", |
| 2420 | descr.c_str(), type->get_typename().c_str()); |
| 2421 | break; } |
| 2422 | } |
| 2423 | } // switch(typetype) |
| 2424 | break; } |
| 2425 | |
| 2426 | default: |
| 2427 | FATAL_ERROR("harbinger asst %d", asst); |
| 2428 | break; |
| 2429 | } |
| 2430 | break; } |
| 2431 | |
| 2432 | case ALL_FROM: |
| 2433 | FATAL_ERROR("unexpected all from inside all from"); |
| 2434 | break; |
| 2435 | default: |
| 2436 | FATAL_ERROR("tt %d", t->u.all_from->templatetype); |
| 2437 | } |
| 2438 | |
| 2439 | return new_templates; |
| 2440 | } |
| 2441 | |
| 2442 | bool Template::flatten(bool from_permutation) |
| 2443 | { |
| 2444 | switch (templatetype) { |
| 2445 | case TEMPLATE_LIST: |
| 2446 | case VALUE_LIST: |
| 2447 | case COMPLEMENTED_LIST: |
| 2448 | case SUPERSET_MATCH: |
| 2449 | case SUBSET_MATCH: |
| 2450 | case PERMUTATION_MATCH: { |
| 2451 | size_t num_t = u.templates->get_nof_ts(); // one of these is the "all from" |
| 2452 | Templates *new_templates = new Templates; |
| 2453 | for (size_t i = 0; i < num_t; ++i) { |
| 2454 | Template *& t = u.templates->get_t_byIndex(i); |
| 2455 | // the element in the (,,,) |
| 2456 | switch (t->templatetype) { |
| 2457 | case VALUE_LIST_ALL_FROM: { |
| 2458 | // the all from from something like subset(1, (all from...), 99) |
| 2459 | // value list: one out of many possible values^^^^^^^^^^^^^ |
| 2460 | Location tloc(*t); // save the location info |
| 2461 | string tname(t->get_fullname()); |
| 2462 | Templates *ha = harbinger(t, from_permutation, true); |
| 2463 | if (ha) { |
| 2464 | // Don't touch t from now on, it might have been deleted! |
| 2465 | Template *qq = new Template(VALUE_LIST, ha); |
| 2466 | qq->set_location(tloc); |
| 2467 | qq->set_fullname(tname + ".all_from"); |
| 2468 | new_templates->add_t(qq); |
| 2469 | } |
| 2470 | else { |
| 2471 | new_templates->add_t(t); // transfer it unchanged |
| 2472 | flattened = false; |
| 2473 | } |
| 2474 | break; } |
| 2475 | |
| 2476 | case ALL_FROM: { // subset(1, all from ..., 99) |
| 2477 | // some number of elements--^^^^^^^^^^^^ |
| 2478 | if (t->checked) FATAL_ERROR("too late"); |
| 2479 | Templates *af = harbinger(t, from_permutation, true); |
| 2480 | if (af) { |
| 2481 | for (size_t a = 0, num = af->get_nof_ts(); a < num; ++a) { |
| 2482 | Template *& t2 = af->get_t_byIndex(a); |
| 2483 | new_templates->add_t(t2); |
| 2484 | t2 = 0; // take it away from its current owner |
| 2485 | } |
| 2486 | delete af; |
| 2487 | } |
| 2488 | else { |
| 2489 | new_templates->add_t(t); // transfer it unchanged |
| 2490 | flattened = false; |
| 2491 | } |
| 2492 | break; } // case ALL_FROM |
| 2493 | |
| 2494 | case PERMUTATION_MATCH: { |
| 2495 | // permut inside a value list: { 1, permut(), 2 } |
| 2496 | flattened &= t->flatten(true); |
| 2497 | new_templates->add_t(t); |
| 2498 | break; } |
| 2499 | case TEMPLATE_LIST: |
| 2500 | // case VALUE_LIST: |
| 2501 | // case COMPLEMENTED_LIST: |
| 2502 | // case SUPERSET_MATCH: |
| 2503 | // case SUBSET_MATCH: |
| 2504 | { |
| 2505 | flattened &=t->flatten(false); |
| 2506 | new_templates->add_t(t); |
| 2507 | break; } |
| 2508 | default: |
| 2509 | new_templates->add_t(t); |
| 2510 | } |
| 2511 | |
| 2512 | t = 0; // take it away from the original |
| 2513 | } |
| 2514 | delete u.templates; |
| 2515 | u.templates = new_templates; |
| 2516 | //printf("!!! flattened from %lu to %lu at line %d\n", |
| 2517 | // (unsigned long)num_t, (unsigned long)new_templates->get_nof_ts(), |
| 2518 | // get_first_line()); |
| 2519 | |
| 2520 | break; } |
| 2521 | |
| 2522 | case VALUE_LIST_ALL_FROM: { |
| 2523 | Templates *new_templates = harbinger(this, from_permutation, false); |
| 2524 | if (new_templates) { |
| 2525 | delete u.all_from; |
| 2526 | // now we can change the type |
| 2527 | templatetype = VALUE_LIST; |
| 2528 | u.templates = new_templates; |
| 2529 | } |
| 2530 | break; } |
| 2531 | |
| 2532 | case TEMPLATE_ERROR: case TEMPLATE_NOTUSED: |
| 2533 | case OMIT_VALUE: case ANY_VALUE: case ANY_OR_OMIT: |
| 2534 | case SPECIFIC_VALUE: |
| 2535 | case TEMPLATE_REFD: case TEMPLATE_INVOKE: |
| 2536 | case NAMED_TEMPLATE_LIST: case INDEXED_TEMPLATE_LIST: |
| 2537 | case VALUE_RANGE: |
| 2538 | case ALL_FROM: |
| 2539 | case BSTR_PATTERN: case HSTR_PATTERN: case OSTR_PATTERN: |
| 2540 | case CSTR_PATTERN: case USTR_PATTERN: |
| 2541 | break; // NOP |
| 2542 | } |
| 2543 | |
| 2544 | set_fullname(get_fullname()); // recompute fullname (esp. for components) |
| 2545 | set_my_scope(get_my_scope()); |
| 2546 | |
| 2547 | return flattened; |
| 2548 | } |
| 2549 | |
| 2550 | const char* Template::get_restriction_name(template_restriction_t tr) |
| 2551 | { |
| 2552 | switch (tr) { |
| 2553 | case TR_NONE: |
| 2554 | break; |
| 2555 | case TR_OMIT: |
| 2556 | return "omit"; |
| 2557 | case TR_VALUE: |
| 2558 | return "value"; |
| 2559 | case TR_PRESENT: |
| 2560 | return "present"; |
| 2561 | default: |
| 2562 | FATAL_ERROR("Template::get_restriction_name()"); |
| 2563 | } |
| 2564 | return ""; |
| 2565 | } |
| 2566 | |
| 2567 | template_restriction_t Template::get_sub_restriction( |
| 2568 | template_restriction_t tr, Ref_base* ref) |
| 2569 | { |
| 2570 | if (!ref) FATAL_ERROR("Template::get_sub_restriction()"); |
| 2571 | if (!ref->get_subrefs()) return tr; |
| 2572 | bool is_optional = true; // the referenced field is on an optional path |
| 2573 | Common::Assignment* ass = ref->get_refd_assignment(); |
| 2574 | if (ass) { |
| 2575 | Type* t = ass->get_Type(); |
| 2576 | if (t) { |
| 2577 | ReferenceChain refch(ref, "While checking template restriction"); |
| 2578 | t = t->get_field_type(ref->get_subrefs(), Type::EXPECTED_TEMPLATE, |
| 2579 | &refch, true); |
| 2580 | if (t) is_optional = false; |
| 2581 | } |
| 2582 | } |
| 2583 | switch (tr) { |
| 2584 | case TR_NONE: |
| 2585 | return TR_NONE; |
| 2586 | case TR_OMIT: |
| 2587 | return TR_OMIT; |
| 2588 | case TR_VALUE: |
| 2589 | return is_optional ? TR_OMIT : TR_VALUE; |
| 2590 | case TR_PRESENT: |
| 2591 | return is_optional ? TR_NONE : TR_PRESENT; |
| 2592 | default: |
| 2593 | FATAL_ERROR("Template::get_sub_restriction()"); |
| 2594 | } |
| 2595 | return tr; |
| 2596 | } |
| 2597 | |
| 2598 | bool Template::is_less_restrictive(template_restriction_t needed_tr, |
| 2599 | template_restriction_t refd_tr) |
| 2600 | { |
| 2601 | switch (needed_tr) { |
| 2602 | case TR_NONE: |
| 2603 | return false; |
| 2604 | case TR_VALUE: |
| 2605 | return refd_tr!=TR_VALUE; |
| 2606 | case TR_OMIT: |
| 2607 | return refd_tr!=TR_VALUE && refd_tr!=TR_OMIT; |
| 2608 | case TR_PRESENT: |
| 2609 | return refd_tr!=TR_VALUE && refd_tr!=TR_PRESENT; |
| 2610 | default: |
| 2611 | FATAL_ERROR("Template::is_less_restrictive()"); |
| 2612 | } |
| 2613 | return true; |
| 2614 | } |
| 2615 | |
| 2616 | char* Template::generate_restriction_check_code(char* str, const char* name, |
| 2617 | template_restriction_t tr) |
| 2618 | { |
| 2619 | const char* tr_name; |
| 2620 | switch (tr) { |
| 2621 | case TR_NONE: |
| 2622 | return str; |
| 2623 | case TR_OMIT: |
| 2624 | tr_name = "TR_OMIT"; |
| 2625 | break; |
| 2626 | case TR_VALUE: |
| 2627 | tr_name = "TR_VALUE"; |
| 2628 | break; |
| 2629 | case TR_PRESENT: |
| 2630 | tr_name = "TR_PRESENT"; |
| 2631 | break; |
| 2632 | default: |
| 2633 | FATAL_ERROR("Template::generate_restriction_check_code()"); |
| 2634 | } |
| 2635 | return mputprintf(str, "%s.check_restriction(%s%s);\n", name, tr_name, |
| 2636 | (omit_in_value_list ? ", NULL, TRUE" : "")); |
| 2637 | } |
| 2638 | |
| 2639 | // embedded templates -> check needed only for case of TR_OMIT |
| 2640 | bool Template::chk_restriction_named_list(const char* definition_name, |
| 2641 | map<string, void>& checked_map, size_t needed_checked_cnt, |
| 2642 | const Location* usage_loc) |
| 2643 | { |
| 2644 | bool needs_runtime_check = false; |
| 2645 | if (checked_map.size()>=needed_checked_cnt) return needs_runtime_check; |
| 2646 | switch (templatetype) { |
| 2647 | case NAMED_TEMPLATE_LIST: |
| 2648 | for (size_t i = 0;i < u.named_templates->get_nof_nts(); i++) { |
| 2649 | Template* tmpl = u.named_templates->get_nt_byIndex(i)->get_template(); |
| 2650 | const string& name = |
| 2651 | u.named_templates->get_nt_byIndex(i)->get_name().get_name(); |
| 2652 | if (!checked_map.has_key(name)) { |
| 2653 | bool nrc = tmpl->chk_restriction(definition_name, TR_OMIT, usage_loc); |
| 2654 | needs_runtime_check = needs_runtime_check || nrc; |
| 2655 | checked_map.add(name, 0); |
| 2656 | } |
| 2657 | } |
| 2658 | if (base_template) { |
| 2659 | bool nrc = base_template->chk_restriction_named_list(definition_name, |
| 2660 | checked_map, needed_checked_cnt, usage_loc); |
| 2661 | needs_runtime_check = needs_runtime_check || nrc; |
| 2662 | } |
| 2663 | break; |
| 2664 | case ANY_VALUE: |
| 2665 | case ANY_OR_OMIT: |
| 2666 | error("Restriction on %s does not allow usage of %s", |
| 2667 | definition_name, get_templatetype_str()); |
| 2668 | break; |
| 2669 | default: |
| 2670 | // others will be converted to specific value |
| 2671 | break; |
| 2672 | } |
| 2673 | return needs_runtime_check; |
| 2674 | } |
| 2675 | |
| 2676 | bool Template::chk_restriction_refd(const char* definition_name, |
| 2677 | template_restriction_t template_restriction, const Location* usage_loc) |
| 2678 | { |
| 2679 | bool needs_runtime_check = false; |
| 2680 | Common::Assignment* ass = u.ref.ref->get_refd_assignment(); |
| 2681 | if (!ass) FATAL_ERROR("Template::chk_restriction_refd()"); |
| 2682 | // get the restriction on the referenced template |
| 2683 | template_restriction_t refd_tr = TR_NONE; |
| 2684 | bool is_var_template = false; |
| 2685 | switch (ass->get_asstype()) { |
| 2686 | case Common::Assignment::A_TEMPLATE: { |
| 2687 | Template* t_last = get_template_refd_last(); |
| 2688 | if (t_last!=this) { |
| 2689 | bool nrc = t_last->chk_restriction(definition_name, |
| 2690 | template_restriction, usage_loc); |
| 2691 | needs_runtime_check = needs_runtime_check || nrc; |
| 2692 | } |
| 2693 | break; } |
| 2694 | case Common::Assignment::A_MODULEPAR_TEMP: |
| 2695 | is_var_template = true; |
| 2696 | refd_tr = TR_NONE; // can't place restriction on this thing |
| 2697 | break; |
| 2698 | case Common::Assignment::A_VAR_TEMPLATE: { |
| 2699 | Def_Var_Template* dvt = dynamic_cast<Def_Var_Template*>(ass); |
| 2700 | if (!dvt) FATAL_ERROR("Template::chk_restriction_refd()"); |
| 2701 | is_var_template = true; |
| 2702 | refd_tr = dvt->get_template_restriction(); |
| 2703 | break; } |
| 2704 | case Common::Assignment::A_EXT_FUNCTION_RTEMP: |
| 2705 | // we do not trust external functions because there is no generated |
| 2706 | // restriction check on their return value |
| 2707 | if (template_restriction!=TR_NONE) needs_runtime_check = true; |
| 2708 | // no break |
| 2709 | case Common::Assignment::A_FUNCTION_RTEMP: { |
| 2710 | Def_Function_Base* dfb = dynamic_cast<Def_Function_Base*>(ass); |
| 2711 | if (!dfb) FATAL_ERROR("Template::chk_restriction_refd()"); |
| 2712 | is_var_template = true; |
| 2713 | refd_tr = dfb->get_template_restriction(); |
| 2714 | break; } |
| 2715 | case Common::Assignment::A_PAR_TEMPL_IN: |
| 2716 | case Common::Assignment::A_PAR_TEMPL_OUT: |
| 2717 | case Common::Assignment::A_PAR_TEMPL_INOUT: { |
| 2718 | FormalPar* fp = dynamic_cast<FormalPar*>(ass); |
| 2719 | if (!fp) FATAL_ERROR("Template::chk_restriction_refd()"); |
| 2720 | is_var_template = true; |
| 2721 | refd_tr = fp->get_template_restriction(); |
| 2722 | break; } |
| 2723 | default: |
| 2724 | break; |
| 2725 | } |
| 2726 | if (is_var_template) { |
| 2727 | // check the restriction |
| 2728 | refd_tr = get_sub_restriction(refd_tr, u.ref.ref); |
| 2729 | // if restriction not satisfied issue warning |
| 2730 | if (is_less_restrictive(template_restriction, refd_tr)) { |
| 2731 | needs_runtime_check = true; |
| 2732 | warning("Inadequate restriction on the referenced %s `%s', this may " |
| 2733 | "cause a dynamic test case error at runtime", ass->get_assname(), |
| 2734 | u.ref.ref->get_dispname().c_str()); |
| 2735 | ass->note("Referenced %s is here", ass->get_assname()); |
| 2736 | } |
| 2737 | } |
| 2738 | return needs_runtime_check; |
| 2739 | } |
| 2740 | |
| 2741 | bool Template::chk_restriction(const char* definition_name, |
| 2742 | template_restriction_t template_restriction, |
| 2743 | const Location* usage_loc) |
| 2744 | { |
| 2745 | bool needs_runtime_check = false; |
| 2746 | bool erroneous = false; |
| 2747 | switch (template_restriction) { |
| 2748 | case TR_NONE: |
| 2749 | break; |
| 2750 | case TR_OMIT: |
| 2751 | case TR_VALUE: |
| 2752 | if (length_restriction) { |
| 2753 | usage_loc->error("Restriction on %s does not allow usage of length " |
| 2754 | "restriction", definition_name); |
| 2755 | erroneous = true; |
| 2756 | } |
| 2757 | if (is_ifpresent) { |
| 2758 | usage_loc->error("Restriction on %s does not allow usage of `ifpresent'", |
| 2759 | definition_name); |
| 2760 | erroneous = true; |
| 2761 | } |
| 2762 | switch(templatetype) { |
| 2763 | case TEMPLATE_ERROR: |
| 2764 | break; |
| 2765 | case TEMPLATE_NOTUSED: |
| 2766 | if (base_template) { |
| 2767 | bool nrc = base_template->chk_restriction(definition_name, |
| 2768 | template_restriction, usage_loc); |
| 2769 | needs_runtime_check = needs_runtime_check || nrc; |
| 2770 | } |
| 2771 | else needs_runtime_check = true; |
| 2772 | break; |
| 2773 | case SPECIFIC_VALUE: |
| 2774 | case TEMPLATE_INVOKE: |
| 2775 | break; |
| 2776 | case TEMPLATE_REFD: { |
| 2777 | bool nrc = chk_restriction_refd(definition_name, template_restriction, |
| 2778 | usage_loc); |
| 2779 | needs_runtime_check = needs_runtime_check || nrc; |
| 2780 | } break; |
| 2781 | case TEMPLATE_LIST: |
| 2782 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) { |
| 2783 | bool nrc = u.templates->get_t_byIndex(i)-> |
| 2784 | chk_restriction(definition_name, TR_OMIT, usage_loc); |
| 2785 | needs_runtime_check = needs_runtime_check || nrc; |
| 2786 | } |
| 2787 | break; |
| 2788 | case NAMED_TEMPLATE_LIST: { |
| 2789 | map<string, void> checked_map; |
| 2790 | size_t needed_checked_cnt = 0; |
| 2791 | if (base_template && my_governor) { |
| 2792 | switch (my_governor->get_typetype()) { |
| 2793 | case Type::T_SEQ_A: |
| 2794 | case Type::T_SEQ_T: |
| 2795 | case Type::T_SET_A: |
| 2796 | case Type::T_SET_T: |
| 2797 | case Type::T_SIGNATURE: |
| 2798 | needed_checked_cnt = my_governor->get_nof_comps(); |
| 2799 | break; |
| 2800 | default: |
| 2801 | break; |
| 2802 | } |
| 2803 | } |
| 2804 | for (size_t i = 0;i < u.named_templates->get_nof_nts(); i++) { |
| 2805 | bool nrc = u.named_templates->get_nt_byIndex(i)->get_template()-> |
| 2806 | chk_restriction(definition_name, TR_OMIT, usage_loc); |
| 2807 | needs_runtime_check = needs_runtime_check || nrc; |
| 2808 | if (needed_checked_cnt) |
| 2809 | checked_map.add( |
| 2810 | u.named_templates->get_nt_byIndex(i)->get_name().get_name(), 0); |
| 2811 | } |
| 2812 | if (needed_checked_cnt) { |
| 2813 | bool nrc = base_template->chk_restriction_named_list(definition_name, |
| 2814 | checked_map, needed_checked_cnt, usage_loc); |
| 2815 | needs_runtime_check = needs_runtime_check || nrc; |
| 2816 | checked_map.clear(); |
| 2817 | } |
| 2818 | } break; |
| 2819 | case INDEXED_TEMPLATE_LIST: |
| 2820 | for (size_t i = 0; i < u.indexed_templates->get_nof_its(); i++) { |
| 2821 | bool nrc = u.indexed_templates->get_it_byIndex(i)->get_template()-> |
| 2822 | chk_restriction(definition_name, TR_OMIT, usage_loc); |
| 2823 | needs_runtime_check = needs_runtime_check || nrc; |
| 2824 | } |
| 2825 | needs_runtime_check = true; // only basic check, needs runtime check |
| 2826 | break; |
| 2827 | case OMIT_VALUE: |
| 2828 | if (template_restriction==TR_OMIT) break; |
| 2829 | // Else restriction is TR_VALUE, but template type is OMIT: |
| 2830 | // fall through to error. |
| 2831 | default: |
| 2832 | usage_loc->error("Restriction on %s does not allow usage of %s", |
| 2833 | definition_name, get_templatetype_str()); |
| 2834 | erroneous = true; |
| 2835 | break; |
| 2836 | } |
| 2837 | break; |
| 2838 | case TR_PRESENT: |
| 2839 | if (is_ifpresent) { |
| 2840 | usage_loc->error("Restriction on %s does not allow usage of `ifpresent'", |
| 2841 | definition_name); |
| 2842 | erroneous = true; |
| 2843 | } |
| 2844 | switch(templatetype) { |
| 2845 | case TEMPLATE_REFD: { |
| 2846 | bool nrc = chk_restriction_refd(definition_name, template_restriction, |
| 2847 | usage_loc); |
| 2848 | needs_runtime_check = needs_runtime_check || nrc; |
| 2849 | } break; |
| 2850 | case VALUE_LIST: |
| 2851 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) { |
| 2852 | bool nrc = u.templates->get_t_byIndex(i)-> |
| 2853 | chk_restriction(definition_name, template_restriction, usage_loc); |
| 2854 | needs_runtime_check = needs_runtime_check || nrc; |
| 2855 | } |
| 2856 | break; |
| 2857 | case COMPLEMENTED_LIST: |
| 2858 | // some basic check, always needs runtime check |
| 2859 | needs_runtime_check = true; |
| 2860 | if (omit_in_value_list) { |
| 2861 | bool has_any_or_omit = false; |
| 2862 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) { |
| 2863 | templatetype_t item_templatetype = |
| 2864 | u.templates->get_t_byIndex(i)->templatetype; |
| 2865 | if (item_templatetype==OMIT_VALUE || item_templatetype==ANY_OR_OMIT) { |
| 2866 | has_any_or_omit = true; |
| 2867 | break; |
| 2868 | } |
| 2869 | } |
| 2870 | if (!has_any_or_omit) { |
| 2871 | usage_loc->error("Restriction on %s does not allow usage of %s without " |
| 2872 | "omit or AnyValueOrNone in the list", definition_name, |
| 2873 | get_templatetype_str()); |
| 2874 | erroneous = true; |
| 2875 | } |
| 2876 | } |
| 2877 | break; |
| 2878 | case OMIT_VALUE: |
| 2879 | case ANY_OR_OMIT: |
| 2880 | usage_loc->error("Restriction on %s does not allow usage of %s", |
| 2881 | definition_name, get_templatetype_str()); |
| 2882 | erroneous = true; |
| 2883 | break; |
| 2884 | default: |
| 2885 | break; // all others are ok |
| 2886 | } |
| 2887 | break; |
| 2888 | default: |
| 2889 | FATAL_ERROR("Template::chk_restriction()"); |
| 2890 | } |
| 2891 | if (erroneous && usage_loc != this) { |
| 2892 | // display the template's location, too |
| 2893 | note("Referenced template is here"); |
| 2894 | } |
| 2895 | return needs_runtime_check; |
| 2896 | } |
| 2897 | |
| 2898 | void Template::generate_code_expr(expression_struct *expr, |
| 2899 | template_restriction_t template_restriction) |
| 2900 | { |
| 2901 | // Only templates without extra matching attributes can be directly |
| 2902 | // represented in a C++ expression. |
| 2903 | if (!length_restriction && !is_ifpresent |
| 2904 | && template_restriction == TR_NONE) { |
| 2905 | // The single expression must be tried first because this rule might |
| 2906 | // cover some referenced templates. |
| 2907 | if (has_single_expr()) { |
| 2908 | expr->expr = mputstr(expr->expr, get_single_expr(true).c_str()); |
| 2909 | return; |
| 2910 | } |
| 2911 | switch (templatetype) { |
| 2912 | case SPECIFIC_VALUE: |
| 2913 | // A simple specific value: use explicit cast. |
| 2914 | expr->expr = mputprintf(expr->expr, "%s(", |
| 2915 | my_governor->get_genname_template(my_scope).c_str()); |
| 2916 | u.specific_value->generate_code_expr(expr); |
| 2917 | expr->expr = mputc(expr->expr, ')'); |
| 2918 | return; |
| 2919 | case TEMPLATE_REFD: |
| 2920 | // A simple unfoldable referenced template. |
| 2921 | if (!get_needs_conversion()) { |
| 2922 | u.ref.ref->generate_code(expr); |
| 2923 | } else { |
| 2924 | Type *my_gov = get_expr_governor(Type::EXPECTED_TEMPLATE) |
| 2925 | ->get_type_refd_last(); |
| 2926 | Type *refd_gov = u.ref.ref->get_refd_assignment()->get_Type() |
| 2927 | ->get_field_type(u.ref.ref->get_subrefs(), |
| 2928 | Type::EXPECTED_TEMPLATE)->get_type_refd_last(); |
| 2929 | if (!my_gov || !refd_gov || my_gov == refd_gov) |
| 2930 | FATAL_ERROR("Template::generate_code_expr()"); |
| 2931 | expression_struct expr_tmp; |
| 2932 | Code::init_expr(&expr_tmp); |
| 2933 | const string& tmp_id1 = get_temporary_id(); |
| 2934 | const char *tmp_id_str1 = tmp_id1.c_str(); |
| 2935 | const string& tmp_id2 = get_temporary_id(); |
| 2936 | const char *tmp_id_str2 = tmp_id2.c_str(); |
| 2937 | expr->preamble = mputprintf(expr->preamble, |
| 2938 | "%s %s;\n", refd_gov->get_genname_template(my_scope).c_str(), |
| 2939 | tmp_id_str1); |
| 2940 | expr_tmp.expr = mputprintf(expr_tmp.expr, "%s = ", tmp_id_str1); |
| 2941 | u.ref.ref->generate_code(&expr_tmp); |
| 2942 | expr->preamble = Code::merge_free_expr(expr->preamble, &expr_tmp); |
| 2943 | expr->preamble = mputprintf(expr->preamble, |
| 2944 | "%s %s;\n" |
| 2945 | "if (!%s(%s, %s)) TTCN_error(\"Values or templates of types `%s' " |
| 2946 | "and `%s' are not compatible at run-time\");\n", |
| 2947 | my_gov->get_genname_template(my_scope).c_str(), tmp_id_str2, |
| 2948 | TypeConv::get_conv_func(refd_gov, my_gov, get_my_scope() |
| 2949 | ->get_scope_mod()).c_str(), tmp_id_str2, tmp_id_str1, my_gov |
| 2950 | ->get_typename().c_str(), refd_gov->get_typename().c_str()); |
| 2951 | expr->expr = mputprintf(expr->expr, "%s", tmp_id_str2); |
| 2952 | } |
| 2953 | return; |
| 2954 | case TEMPLATE_INVOKE: |
| 2955 | generate_code_expr_invoke(expr); |
| 2956 | return; |
| 2957 | default: |
| 2958 | break; |
| 2959 | } |
| 2960 | } |
| 2961 | // if none of the above methods are applicable use the most generic and |
| 2962 | // least efficient solution |
| 2963 | // create a temporary object, initialize it and use it in the expression |
| 2964 | const string& tmp_id = get_temporary_id(); |
| 2965 | const char *tmp_id_str = tmp_id.c_str(); |
| 2966 | |
| 2967 | expr->preamble = mputprintf(expr->preamble, "%s %s;\n", |
| 2968 | my_governor->get_genname_template(my_scope).c_str(), tmp_id_str); |
| 2969 | set_genname_recursive(tmp_id); |
| 2970 | expr->preamble = generate_code_init(expr->preamble, tmp_id_str); |
| 2971 | if (template_restriction != TR_NONE) |
| 2972 | expr->preamble = Template::generate_restriction_check_code(expr->preamble, |
| 2973 | tmp_id_str, template_restriction); |
| 2974 | expr->expr = mputstr(expr->expr, tmp_id_str); |
| 2975 | } |
| 2976 | |
| 2977 | char *Template::generate_code_init(char *str, const char *name) |
| 2978 | { |
| 2979 | if (get_code_generated()) return str; |
| 2980 | set_code_generated(); |
| 2981 | if (err_descr) { |
| 2982 | str = err_descr->generate_code_init_str(str, string(name)+"_err_descr"); |
| 2983 | } |
| 2984 | switch (templatetype) { |
| 2985 | case OMIT_VALUE: |
| 2986 | case ANY_VALUE: |
| 2987 | case ANY_OR_OMIT: |
| 2988 | case BSTR_PATTERN: |
| 2989 | case HSTR_PATTERN: |
| 2990 | case OSTR_PATTERN: |
| 2991 | case CSTR_PATTERN: |
| 2992 | case USTR_PATTERN: |
| 2993 | str = mputprintf(str, "%s = %s;\n", name, get_single_expr(false).c_str()); |
| 2994 | break; |
| 2995 | case SPECIFIC_VALUE: |
| 2996 | if (get_code_section() == CS_POST_INIT) |
| 2997 | str = u.specific_value->rearrange_init_code(str); |
| 2998 | str = u.specific_value->generate_code_init(str, name); |
| 2999 | break; |
| 3000 | case TEMPLATE_REFD: |
| 3001 | str = generate_code_init_refd(str, name); |
| 3002 | break; |
| 3003 | case TEMPLATE_INVOKE: |
| 3004 | if (get_code_section() == CS_POST_INIT) |
| 3005 | str = rearrange_init_code_invoke(str, my_scope->get_scope_mod_gen()); |
| 3006 | str = generate_code_init_invoke(str, name); |
| 3007 | break; |
| 3008 | case TEMPLATE_LIST: |
| 3009 | case INDEXED_TEMPLATE_LIST: |
| 3010 | str = generate_code_init_seof(str, name); |
| 3011 | break; |
| 3012 | case NAMED_TEMPLATE_LIST: |
| 3013 | str = generate_code_init_se(str, name); |
| 3014 | break; |
| 3015 | case VALUE_LIST_ALL_FROM: |
| 3016 | str = generate_code_init_all_from_list(str, name); |
| 3017 | break; |
| 3018 | case ALL_FROM: |
| 3019 | str = generate_code_init_all_from(str, name); |
| 3020 | break; |
| 3021 | case VALUE_LIST: |
| 3022 | str = generate_code_init_list(str, name, false); |
| 3023 | break; |
| 3024 | case COMPLEMENTED_LIST: |
| 3025 | str = generate_code_init_list(str, name, true); |
| 3026 | break; |
| 3027 | case VALUE_RANGE: |
| 3028 | if (get_code_section() == CS_POST_INIT) |
| 3029 | str = u.value_range->rearrange_init_code(str); |
| 3030 | str = u.value_range->generate_code_init(str, name); |
| 3031 | break; |
| 3032 | case SUPERSET_MATCH: |
| 3033 | str = generate_code_init_set(str, name, true); |
| 3034 | break; |
| 3035 | case SUBSET_MATCH: |
| 3036 | str = generate_code_init_set(str, name, false); |
| 3037 | break; |
| 3038 | case PERMUTATION_MATCH: |
| 3039 | warning("Don't know how to init PERMUT"); |
| 3040 | str = mputprintf(str, "/* FIXME: PERMUT goes here, name=%s*/\n", name); |
| 3041 | break; |
| 3042 | case TEMPLATE_ERROR: |
| 3043 | case TEMPLATE_NOTUSED: |
| 3044 | // "default" |
| 3045 | FATAL_ERROR("Template::generate_code_init()"); |
| 3046 | } |
| 3047 | if (length_restriction) { |
| 3048 | if (get_code_section() == CS_POST_INIT) |
| 3049 | str = length_restriction->rearrange_init_code(str); |
| 3050 | str = length_restriction->generate_code_init(str, name); |
| 3051 | } |
| 3052 | if (is_ifpresent) str = mputprintf(str, "%s.set_ifpresent();\n", name); |
| 3053 | if (err_descr) { |
| 3054 | str = mputprintf(str, "%s.set_err_descr(&%s_err_descr);\n", name, name); |
| 3055 | } |
| 3056 | return str; |
| 3057 | } |
| 3058 | |
| 3059 | char *Template::rearrange_init_code(char *str, Common::Module* usage_mod) |
| 3060 | { |
| 3061 | switch (templatetype) { |
| 3062 | case SPECIFIC_VALUE: |
| 3063 | str = u.specific_value->rearrange_init_code(str); |
| 3064 | break; |
| 3065 | case TEMPLATE_REFD: |
| 3066 | str = rearrange_init_code_refd(str, usage_mod); |
| 3067 | break; |
| 3068 | case TEMPLATE_INVOKE: |
| 3069 | str = rearrange_init_code_invoke(str, usage_mod); |
| 3070 | break; |
| 3071 | case TEMPLATE_LIST: |
| 3072 | case VALUE_LIST: |
| 3073 | case COMPLEMENTED_LIST: |
| 3074 | case SUPERSET_MATCH: |
| 3075 | case SUBSET_MATCH: |
| 3076 | case PERMUTATION_MATCH: |
| 3077 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) |
| 3078 | str = u.templates->get_t_byIndex(i)->rearrange_init_code(str, usage_mod); |
| 3079 | break; |
| 3080 | case NAMED_TEMPLATE_LIST: |
| 3081 | for (size_t i = 0; i < u.named_templates->get_nof_nts(); i++) |
| 3082 | str = u.named_templates->get_nt_byIndex(i)->get_template() |
| 3083 | ->rearrange_init_code(str, usage_mod); |
| 3084 | break; |
| 3085 | case INDEXED_TEMPLATE_LIST: |
| 3086 | for (size_t i = 0; i < u.indexed_templates->get_nof_its(); i++) |
| 3087 | str = u.indexed_templates->get_it_byIndex(i)->get_template() |
| 3088 | ->rearrange_init_code(str, usage_mod); |
| 3089 | break; |
| 3090 | case VALUE_RANGE: |
| 3091 | str = u.value_range->rearrange_init_code(str); |
| 3092 | break; |
| 3093 | default: |
| 3094 | break; |
| 3095 | } |
| 3096 | if (length_restriction) str = length_restriction->rearrange_init_code(str); |
| 3097 | return str; |
| 3098 | } |
| 3099 | |
| 3100 | bool Template::use_single_expr_for_init() |
| 3101 | { |
| 3102 | Template *t_last = get_template_refd_last(); |
| 3103 | // return false in case of unfoldable references |
| 3104 | if (t_last->templatetype == TEMPLATE_REFD) return false; |
| 3105 | // return false if t_last is in a different module |
| 3106 | if (t_last->my_scope->get_scope_mod_gen() != my_scope->get_scope_mod_gen()) |
| 3107 | return false; |
| 3108 | // return false if t_last cannot be represented by a single expression |
| 3109 | if (!t_last->has_single_expr()) return false; |
| 3110 | // return true if t_last is a generic wildcard, string pattern, etc. |
| 3111 | if (t_last->templatetype != SPECIFIC_VALUE) return true; |
| 3112 | // examine the specific value |
| 3113 | Value *v_last = t_last->u.specific_value->get_value_refd_last(); |
| 3114 | switch (v_last->get_valuetype()) { |
| 3115 | case Value::V_EXPR: |
| 3116 | // do not calculate expressions again |
| 3117 | return false; |
| 3118 | case Value::V_REFD: { |
| 3119 | // v_last is an unfoldable value reference |
| 3120 | // the scope of the definition that v_last refers to |
| 3121 | Scope *v_scope = |
| 3122 | v_last->get_reference()->get_refd_assignment()->get_my_scope(); |
| 3123 | for (Scope *t_scope = my_scope; t_scope; |
| 3124 | t_scope = t_scope->get_parent_scope()) { |
| 3125 | // return true if the referred definition is in the same scope |
| 3126 | // as this or in one of the parent scopes of this |
| 3127 | if (t_scope == v_scope) return true; |
| 3128 | } |
| 3129 | // otherwise return false |
| 3130 | return false; } |
| 3131 | default: |
| 3132 | // return true only if v_last is defined in the same module as this |
| 3133 | return v_last->get_my_scope()->get_scope_mod_gen() == |
| 3134 | my_scope->get_scope_mod_gen(); |
| 3135 | } |
| 3136 | } |
| 3137 | |
| 3138 | char *Template::generate_code_init_refd(char *str, const char *name) |
| 3139 | { |
| 3140 | if (use_single_expr_for_init() && has_single_expr()) { |
| 3141 | str = mputprintf(str, "%s = %s;\n", name, |
| 3142 | get_single_expr(false).c_str()); |
| 3143 | } else { |
| 3144 | expression_struct expr; |
| 3145 | Code::init_expr(&expr); |
| 3146 | bool use_ref_for_codegen = true; |
| 3147 | if (get_code_section() == CS_POST_INIT) { |
| 3148 | // the referencing template is a part of a non-parameterized template |
| 3149 | Common::Assignment *ass = u.ref.ref->get_refd_assignment(); |
| 3150 | if (ass->get_asstype() == Common::Assignment::A_TEMPLATE) { |
| 3151 | // the reference points to (a field of) a template |
| 3152 | if (ass->get_FormalParList()) { |
| 3153 | // the referred template is parameterized |
| 3154 | // generate the initialization sequence first for all dependent |
| 3155 | // non-parameterized templates |
| 3156 | str = rearrange_init_code_refd(str, my_scope->get_scope_mod_gen()); |
| 3157 | } else if (ass->get_my_scope()->get_scope_mod_gen() == |
| 3158 | my_scope->get_scope_mod_gen()) { |
| 3159 | // the referred template is non-parameterized |
| 3160 | // use a different algorithm for code generation |
| 3161 | str = generate_rearrange_init_code_refd(str, &expr); |
| 3162 | use_ref_for_codegen = false; |
| 3163 | } |
| 3164 | } |
| 3165 | } |
| 3166 | if (use_ref_for_codegen) u.ref.ref->generate_code_const_ref(&expr); |
| 3167 | if (expr.preamble || expr.postamble) { |
| 3168 | // the expressions within reference need temporary objects |
| 3169 | str = mputstr(str, "{\n"); |
| 3170 | str = mputstr(str, expr.preamble); |
| 3171 | if (use_runtime_2 && get_needs_conversion()) { |
| 3172 | const string& tmp_id = get_temporary_id(); |
| 3173 | const char *tmp_id_str = tmp_id.c_str(); |
| 3174 | Type *my_gov = my_governor->get_type_refd_last(); |
| 3175 | Type *refd_gov = u.ref.ref->get_refd_assignment()->get_Type() |
| 3176 | ->get_type_refd_last(); |
| 3177 | if (!my_gov || !refd_gov) |
| 3178 | FATAL_ERROR("Template::generate_code_init_refd()"); |
| 3179 | str = mputprintf(str, |
| 3180 | "%s %s;\n" |
| 3181 | "if (!%s(%s, %s)) TTCN_error(\"Values or templates of types `%s' " |
| 3182 | "and `%s' are not compatible at run-time\");\n", |
| 3183 | my_gov->get_genname_template(my_scope).c_str(), tmp_id_str, |
| 3184 | TypeConv::get_conv_func(refd_gov, my_gov, get_my_scope() |
| 3185 | ->get_scope_mod()).c_str(), tmp_id_str, expr.expr, my_gov |
| 3186 | ->get_typename().c_str(), refd_gov->get_typename().c_str()); |
| 3187 | str = mputprintf(str, "%s = %s;\n", name, tmp_id_str); |
| 3188 | } else { |
| 3189 | str = mputprintf(str, "%s = %s;\n", name, expr.expr); |
| 3190 | } |
| 3191 | str = mputstr(str, expr.postamble); |
| 3192 | str = mputstr(str, "}\n"); |
| 3193 | } else { |
| 3194 | // the reference does not need temporary objects |
| 3195 | if (use_runtime_2 && get_needs_conversion()) { |
| 3196 | const string& tmp_id = get_temporary_id(); |
| 3197 | const char *tmp_id_str = tmp_id.c_str(); |
| 3198 | Type *my_gov = my_governor->get_type_refd_last(); |
| 3199 | Type *refd_gov = u.ref.ref->get_refd_assignment()->get_Type() |
| 3200 | ->get_type_refd_last(); |
| 3201 | if (!my_gov || !refd_gov) |
| 3202 | FATAL_ERROR("Template::generate_code_init_refd()"); |
| 3203 | str = mputprintf(str, |
| 3204 | "%s %s;\n" |
| 3205 | "if (!%s(%s, %s)) TTCN_error(\"Values or templates of types `%s' " |
| 3206 | "and `%s' are not compatible at run-time\");\n", |
| 3207 | my_gov->get_genname_template(my_scope).c_str(), tmp_id_str, |
| 3208 | TypeConv::get_conv_func(refd_gov, my_gov, get_my_scope() |
| 3209 | ->get_scope_mod()).c_str(), tmp_id_str, expr.expr, my_gov |
| 3210 | ->get_typename().c_str(), refd_gov->get_typename().c_str()); |
| 3211 | str = mputprintf(str, "%s = %s;\n", name, tmp_id_str); |
| 3212 | } else { |
| 3213 | str = mputprintf(str, "%s = %s;\n", name, expr.expr); |
| 3214 | } |
| 3215 | } |
| 3216 | Code::free_expr(&expr); |
| 3217 | } |
| 3218 | return str; |
| 3219 | } |
| 3220 | |
| 3221 | char *Template::generate_code_init_invoke(char *str, const char *name) |
| 3222 | { |
| 3223 | expression_struct expr; |
| 3224 | Code::init_expr(&expr); |
| 3225 | expr.expr = mputprintf(expr.expr, "%s = ", name); |
| 3226 | generate_code_expr_invoke(&expr); |
| 3227 | return Code::merge_free_expr(str, &expr); |
| 3228 | } |
| 3229 | |
| 3230 | char *Template::generate_rearrange_init_code_refd(char *str, |
| 3231 | expression_struct *expr) |
| 3232 | { |
| 3233 | /** Initially we can assume that: |
| 3234 | * - this is a referenced template and a part of a non-parameterized |
| 3235 | * template |
| 3236 | * - u.ref.ref points to (a field of) a non-parameterized template within |
| 3237 | * the same module as \a this. |
| 3238 | * - this ensures that the do-while loop will run at least twice (i.e. the |
| 3239 | * first continue statement will be reached in the first iteration) */ |
| 3240 | stack<FieldOrArrayRef> refstack; |
| 3241 | Template *t = this; |
| 3242 | // first try to find the smallest dependent template |
| 3243 | for ( ; ; ) { |
| 3244 | if (t->templatetype == TEMPLATE_REFD) { |
| 3245 | Common::Assignment *ass = t->u.ref.ref->get_refd_assignment(); |
| 3246 | /** Don't follow the reference if: |
| 3247 | * - the referenced definition is not a template |
| 3248 | * - the referenced template is parameterized or |
| 3249 | * - the referenced template is in different module */ |
| 3250 | if (ass->get_asstype() == Common::Assignment::A_TEMPLATE && |
| 3251 | ass->get_FormalParList() == 0 && |
| 3252 | ass->get_my_scope()->get_scope_mod_gen() == |
| 3253 | my_scope->get_scope_mod_gen()) { |
| 3254 | // accumulate the sub-references of the referred reference |
| 3255 | FieldOrArrayRefs *subrefs = t->u.ref.ref->get_subrefs(); |
| 3256 | if (subrefs) { |
| 3257 | for (size_t i = subrefs->get_nof_refs(); i > 0; i--) |
| 3258 | refstack.push(subrefs->get_ref(i - 1)); |
| 3259 | } |
| 3260 | // jump to the referred top-level template |
| 3261 | t = ass->get_Template(); |
| 3262 | // start the iteration from the beginning |
| 3263 | continue; |
| 3264 | // stop otherwise: the reference cannot be followed |
| 3265 | } else break; |
| 3266 | } |
| 3267 | // stop if there are no sub-references |
| 3268 | if (refstack.empty()) break; |
| 3269 | // take the topmost sub-reference |
| 3270 | FieldOrArrayRef *subref = refstack.top(); |
| 3271 | if (subref->get_type() == FieldOrArrayRef::FIELD_REF) { |
| 3272 | if (t->templatetype != NAMED_TEMPLATE_LIST) break; |
| 3273 | // the field reference can be followed |
| 3274 | t = t->u.named_templates->get_nt_byName(*subref->get_id()) |
| 3275 | ->get_template(); |
| 3276 | } else { |
| 3277 | // trying to follow an array reference |
| 3278 | if (t->templatetype != TEMPLATE_LIST) break; |
| 3279 | Value *array_index = subref->get_val()->get_value_refd_last(); |
| 3280 | if (array_index->get_valuetype() != Value::V_INT) break; |
| 3281 | // the index is available at compilation time |
| 3282 | Int index = array_index->get_val_Int()->get_val(); |
| 3283 | // index transformation in case of arrays |
| 3284 | if (t->my_governor->get_typetype() == Type::T_ARRAY) |
| 3285 | index -= t->my_governor->get_dimension()->get_offset(); |
| 3286 | t = t->get_listitem_byIndex(index); |
| 3287 | } |
| 3288 | // the topmost sub-reference was processed |
| 3289 | // it can be erased from the stack |
| 3290 | refstack.pop(); |
| 3291 | } |
| 3292 | // the smallest dependent template is now in t |
| 3293 | // generate the initializer sequence for t |
| 3294 | str = t->generate_code_init(str, t->get_lhs_name().c_str()); |
| 3295 | // the equivalent C++ code of the referenced template is composed of the |
| 3296 | // genname of t and the remained sub-references in refstack |
| 3297 | expr->expr = mputstr(expr->expr, t->get_genname_own(my_scope).c_str()); |
| 3298 | while (!refstack.empty()) { |
| 3299 | FieldOrArrayRef *subref = refstack.pop(); |
| 3300 | if (subref->get_type() == FieldOrArrayRef::FIELD_REF) { |
| 3301 | expr->expr = mputprintf(expr->expr, ".%s()", |
| 3302 | subref->get_id()->get_name().c_str()); |
| 3303 | } else { |
| 3304 | expr->expr = mputc(expr->expr, '['); |
| 3305 | subref->get_val()->generate_code_expr(expr); |
| 3306 | expr->expr = mputc(expr->expr, ']'); |
| 3307 | } |
| 3308 | } |
| 3309 | return str; |
| 3310 | } |
| 3311 | |
| 3312 | bool Template::compile_time() const |
| 3313 | { |
| 3314 | switch (templatetype) { |
| 3315 | case ALL_FROM: |
| 3316 | case VALUE_LIST_ALL_FROM: |
| 3317 | return false; |
| 3318 | case TEMPLATE_ERROR: /**< erroneous template */ |
| 3319 | case TEMPLATE_NOTUSED: /**< not used symbol (-) */ |
| 3320 | case OMIT_VALUE: /**< omit */ |
| 3321 | case ANY_VALUE: /**< any value (?) */ |
| 3322 | case ANY_OR_OMIT: /**< any or omit (*) */ |
| 3323 | case SPECIFIC_VALUE: /**< specific value */ |
| 3324 | case TEMPLATE_REFD: /**< reference to another template */ |
| 3325 | case VALUE_RANGE: /**< value range match */ |
| 3326 | case BSTR_PATTERN: /**< bitstring pattern */ |
| 3327 | case HSTR_PATTERN: /**< hexstring pattern */ |
| 3328 | case OSTR_PATTERN: /**< octetstring pattern */ |
| 3329 | case CSTR_PATTERN: /**< character string pattern */ |
| 3330 | case USTR_PATTERN: /**< universal charstring pattern */ |
| 3331 | case TEMPLATE_INVOKE: |
| 3332 | // Simple templates can be computed at compile time |
| 3333 | return true; |
| 3334 | |
| 3335 | // "Complex" templates need to look at all elements |
| 3336 | case TEMPLATE_LIST: |
| 3337 | case VALUE_LIST: |
| 3338 | case COMPLEMENTED_LIST: |
| 3339 | case SUPERSET_MATCH: |
| 3340 | case SUBSET_MATCH: |
| 3341 | case PERMUTATION_MATCH: |
| 3342 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) |
| 3343 | if (u.templates->get_t_byIndex(i)->compile_time()) continue; |
| 3344 | else return false; |
| 3345 | return true; |
| 3346 | case NAMED_TEMPLATE_LIST: |
| 3347 | for (size_t i = 0; i < u.named_templates->get_nof_nts(); i++) |
| 3348 | if (!u.named_templates->get_nt_byIndex(i)->get_template()->compile_time()) |
| 3349 | return false; |
| 3350 | return true; |
| 3351 | case INDEXED_TEMPLATE_LIST: |
| 3352 | for (size_t i = 0; i <u.indexed_templates->get_nof_its(); i++) |
| 3353 | if (!u.indexed_templates->get_it_byIndex(i)->get_template()->compile_time()) |
| 3354 | return false; |
| 3355 | return true; |
| 3356 | } |
| 3357 | |
| 3358 | return true; // not reached |
| 3359 | } |
| 3360 | |
| 3361 | char *Template::generate_code_init_seof(char *str, const char *name) |
| 3362 | { |
| 3363 | switch (templatetype) { |
| 3364 | case TEMPLATE_LIST: { |
| 3365 | size_t nof_ts = u.templates->get_nof_ts(); |
| 3366 | if (nof_ts == 0) { |
| 3367 | str = mputprintf(str, "%s = NULL_VALUE;\n", name); |
| 3368 | break; |
| 3369 | } |
| 3370 | |
| 3371 | // nof_ts > 0 |
| 3372 | Type *t_last = my_governor->get_type_refd_last(); |
| 3373 | Int index_offset; |
| 3374 | if (t_last->get_typetype() == Type::T_ARRAY) { |
| 3375 | // take the start index from the array dimension |
| 3376 | index_offset = t_last->get_dimension()->get_offset(); |
| 3377 | } else { |
| 3378 | // indexing always starts from zero |
| 3379 | index_offset = 0; |
| 3380 | } |
| 3381 | |
| 3382 | const string& oftype_name = |
| 3383 | t_last->get_ofType()->get_genname_template(my_scope); |
| 3384 | const char *oftype_name_str = oftype_name.c_str(); |
| 3385 | |
| 3386 | ReferenceChain refch (this, "While searching template"); |
| 3387 | if (!flattened || my_scope->get_statementblock_scope()) { // this "if" may be redundant if all non-var templates are flattened |
| 3388 | str = mputstr(str, "// this is a var template\n"); |
| 3389 | |
| 3390 | if (compile_time()) goto compile_time; |
| 3391 | // run-time, variable sized init |
| 3392 | |
| 3393 | // This is a record-of var template, like this: |
| 3394 | // var template rec_of_int vt_r := { |
| 3395 | // 1, 2, 3, permutation(10, all from x, 20), 4, 5 } |
| 3396 | // ^^^^^^^--- these ------------------------^^^^^ |
| 3397 | // are known at compile time, but the length of the "all from" |
| 3398 | // is only known at run time. |
| 3399 | // Collect the indices where there is an "all from". |
| 3400 | dynamic_array<int> variables; |
| 3401 | size_t fixed_part = 0; |
| 3402 | if (has_permutation) { |
| 3403 | for (size_t i = 0; i < nof_ts; i++) { |
| 3404 | Template *t = u.templates->get_t_byIndex(i); |
| 3405 | if (t->templatetype == PERMUTATION_MATCH) { |
| 3406 | size_t num_p = t->u.templates->get_nof_ts(); |
| 3407 | // t->u.templates is 2: "hello" and all from ... |
| 3408 | for (size_t j = 0; j < num_p; ++j) { |
| 3409 | Template *subt = t->u.templates->get_t_byIndex(j); |
| 3410 | if (subt->templatetype == ALL_FROM) { |
| 3411 | variables.add(j); |
| 3412 | } |
| 3413 | else fixed_part++; |
| 3414 | } |
| 3415 | } |
| 3416 | else fixed_part++; |
| 3417 | } |
| 3418 | |
| 3419 | char* str_preamble = 0; |
| 3420 | char* str_set_size = mputprintf(0, "%s.set_size(%lu", name, |
| 3421 | (unsigned long)fixed_part); |
| 3422 | |
| 3423 | // variable part |
| 3424 | for (size_t i = 0; i < nof_ts; i++) { |
| 3425 | Template *t = u.templates->get_t_byIndex(i); |
| 3426 | for (size_t k = 0, v = variables.size(); k < v; ++k) { |
| 3427 | if (t->templatetype != PERMUTATION_MATCH) continue; // ?? really nothing to do ?? |
| 3428 | Template *subt = t->u.templates->get_t_byIndex(variables[k]); |
| 3429 | if (subt->templatetype == ALL_FROM) { |
| 3430 | Value *refv = subt->u.all_from->u.specific_value; |
| 3431 | // don't call get_Value(), it rips out the value from the template |
| 3432 | |
| 3433 | if (refv->get_valuetype()!=Value::V_REFD) FATAL_ERROR("%s", __FUNCTION__); |
| 3434 | Common::Reference *ref = refv->get_reference(); |
| 3435 | FieldOrArrayRefs *subrefs = ref->get_subrefs(); |
| 3436 | Common::Assignment *ass = ref->get_refd_assignment(); |
| 3437 | |
| 3438 | str_set_size = mputstrn(str_set_size, " + ", 3); |
| 3439 | |
| 3440 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 3441 | if (ref_pard) { |
| 3442 | // in case of parametrised references: |
| 3443 | // - temporary parameters need to be declared (stored in str_preamble) |
| 3444 | // - the same temporary needs to be used at each call (generate_code_cached call) |
| 3445 | expression_struct expr; |
| 3446 | Code::init_expr(&expr); |
| 3447 | |
| 3448 | ref_pard->generate_code_cached(&expr); |
| 3449 | str_set_size = mputprintf(str_set_size, "%s", expr.expr); |
| 3450 | if (expr.preamble) |
| 3451 | str_preamble = mputstr(str_preamble, expr.preamble); |
| 3452 | |
| 3453 | Code::free_expr(&expr); |
| 3454 | } |
| 3455 | else { |
| 3456 | str_set_size = mputstr (str_set_size, ass->get_id().get_name().c_str()); |
| 3457 | if (subrefs) { |
| 3458 | expression_struct expr; |
| 3459 | Code::init_expr(&expr); |
| 3460 | |
| 3461 | subrefs->generate_code(&expr, ass); |
| 3462 | str_set_size = mputprintf(str_set_size, "%s", expr.expr); |
| 3463 | |
| 3464 | Code::free_expr(&expr); |
| 3465 | } |
| 3466 | } |
| 3467 | |
| 3468 | switch(ass->get_asstype()) { |
| 3469 | case Common::Assignment::A_CONST: |
| 3470 | case Common::Assignment::A_EXT_CONST: |
| 3471 | case Common::Assignment::A_MODULEPAR: |
| 3472 | case Common::Assignment::A_VAR: |
| 3473 | case Common::Assignment::A_PAR_VAL_IN: |
| 3474 | case Common::Assignment::A_PAR_VAL_OUT: |
| 3475 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 3476 | case Common::Assignment::A_FUNCTION_RVAL: |
| 3477 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 3478 | if (ass->get_Type()->field_is_optional(subrefs)) { |
| 3479 | str_set_size = mputstrn(str_set_size, "()", 2); |
| 3480 | } |
| 3481 | break; |
| 3482 | default: |
| 3483 | break; |
| 3484 | } |
| 3485 | |
| 3486 | str_set_size = mputstr(str_set_size, ".n_elem()"); |
| 3487 | } |
| 3488 | } |
| 3489 | } |
| 3490 | |
| 3491 | str = mputstr(str, str_preamble); |
| 3492 | str = mputstr(str, str_set_size); |
| 3493 | |
| 3494 | Free(str_preamble); |
| 3495 | Free(str_set_size); |
| 3496 | |
| 3497 | str = mputstrn(str, ");\n", 3); // finally done set_size |
| 3498 | |
| 3499 | size_t index = 0; |
| 3500 | string skipper, hopper; |
| 3501 | for (size_t i = 0; i < nof_ts; i++) { |
| 3502 | Template *t = u.templates->get_t_byIndex(i); |
| 3503 | switch (t->templatetype) { |
| 3504 | case ALL_FROM: { |
| 3505 | break; } |
| 3506 | case PERMUTATION_MATCH: { |
| 3507 | size_t nof_perm_ts = t->u.templates->get_nof_ts(); |
| 3508 | for (size_t j = 0; j < nof_perm_ts; j++) { |
| 3509 | Int ix(index_offset + index + j); |
| 3510 | Template *permut_elem = t->u.templates->get_t_byIndex(j); |
| 3511 | if (permut_elem->templatetype == ALL_FROM) { |
| 3512 | expression_struct expr; |
| 3513 | Code::init_expr(&expr); |
| 3514 | switch (permut_elem->u.all_from->templatetype) { |
| 3515 | case SPECIFIC_VALUE: { |
| 3516 | Value *spec = permut_elem->u.all_from->u.specific_value; |
| 3517 | switch (spec->get_valuetype()) { |
| 3518 | case Common::Value::V_REFD: { |
| 3519 | Common::Reference *ref = spec->get_reference(); |
| 3520 | |
| 3521 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 3522 | if (ref_pard) |
| 3523 | ref_pard->generate_code_cached(&expr); |
| 3524 | else |
| 3525 | ref->generate_code(&expr); |
| 3526 | |
| 3527 | Common::Assignment* ass = ref->get_refd_assignment(); |
| 3528 | switch(ass->get_asstype()) { |
| 3529 | case Common::Assignment::A_CONST: |
| 3530 | case Common::Assignment::A_EXT_CONST: |
| 3531 | case Common::Assignment::A_MODULEPAR: |
| 3532 | case Common::Assignment::A_VAR: |
| 3533 | case Common::Assignment::A_PAR_VAL_IN: |
| 3534 | case Common::Assignment::A_PAR_VAL_OUT: |
| 3535 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 3536 | case Common::Assignment::A_FUNCTION_RVAL: |
| 3537 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 3538 | if (ass->get_Type()->field_is_optional(ref->get_subrefs())) { |
| 3539 | expr.expr = mputstrn(expr.expr, "()", 2); |
| 3540 | } |
| 3541 | break; |
| 3542 | default: |
| 3543 | break; |
| 3544 | } |
| 3545 | |
| 3546 | break; } |
| 3547 | default: |
| 3548 | FATAL_ERROR("vtype %d", spec->get_valuetype()); |
| 3549 | break; |
| 3550 | } |
| 3551 | break; } |
| 3552 | |
| 3553 | |
| 3554 | default: |
| 3555 | FATAL_ERROR("ttype %d", permut_elem->u.all_from->templatetype); |
| 3556 | break; |
| 3557 | } |
| 3558 | str = mputprintf(str, |
| 3559 | "for (int i_i = 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n", |
| 3560 | expr.expr); |
| 3561 | |
| 3562 | str = permut_elem->generate_code_init_seof_element(str, name, |
| 3563 | (Int2string(ix) + skipper + " + i_i").c_str(), |
| 3564 | oftype_name_str); |
| 3565 | |
| 3566 | str = mputstrn(str, "}\n", 2); |
| 3567 | skipper += "-1+"; |
| 3568 | skipper += expr.expr; |
| 3569 | skipper += ".n_elem() /* 3005 */ "; |
| 3570 | Code::free_expr(&expr); |
| 3571 | } |
| 3572 | else { |
| 3573 | str = permut_elem->generate_code_init_seof_element(str, name, |
| 3574 | (Int2string(ix) + skipper).c_str(), oftype_name_str); |
| 3575 | } |
| 3576 | } |
| 3577 | // do not consider index_offset in case of permutation indicators |
| 3578 | str = mputprintf(str, "%s.add_permutation(%lu%s, %lu%s);\n", name, |
| 3579 | (unsigned long)index, hopper.c_str(), |
| 3580 | (unsigned long)(index + nof_perm_ts - 1), skipper.c_str()); |
| 3581 | hopper = skipper; |
| 3582 | t->set_code_generated(); |
| 3583 | index += nof_perm_ts; |
| 3584 | break; } |
| 3585 | |
| 3586 | default: |
| 3587 | str = t->generate_code_init_seof_element(str, name, |
| 3588 | (Int2string(index_offset + index) + skipper).c_str(), oftype_name_str); |
| 3589 | // no break |
| 3590 | case TEMPLATE_NOTUSED: |
| 3591 | index++; |
| 3592 | break; |
| 3593 | } |
| 3594 | } |
| 3595 | |
| 3596 | break; |
| 3597 | |
| 3598 | } |
| 3599 | |
| 3600 | |
| 3601 | if (!has_permutation && has_allfrom()) { |
| 3602 | for (size_t i = 0; i < nof_ts; i++) { |
| 3603 | Template *t = u.templates->get_t_byIndex(i); |
| 3604 | if (t->templatetype == ALL_FROM) { |
| 3605 | variables.add(i); |
| 3606 | } |
| 3607 | else { |
| 3608 | fixed_part++; |
| 3609 | } |
| 3610 | } |
| 3611 | char* str_preamble = 0; |
| 3612 | char* str_set_size = mputprintf(0, "%s.set_size(%lu", name, |
| 3613 | (unsigned long)fixed_part); |
| 3614 | |
| 3615 | // variable part |
| 3616 | for (size_t i = 0, v = variables.size(); i < v; ++i) { |
| 3617 | Template *t = u.templates->get_t_byIndex(variables[i]); |
| 3618 | if (t->templatetype == ALL_FROM) { |
| 3619 | Value *refv = t->u.all_from->u.specific_value; |
| 3620 | // don't call get_Value(), it rips out the value from the template |
| 3621 | if (refv->get_valuetype()!=Value::V_REFD) FATAL_ERROR("%s", __FUNCTION__); |
| 3622 | Common::Reference *ref = refv->get_reference(); |
| 3623 | FieldOrArrayRefs *subrefs = ref->get_subrefs(); |
| 3624 | Common::Assignment *ass = ref->get_refd_assignment(); |
| 3625 | str_set_size = mputstrn(str_set_size, " + ", 3); |
| 3626 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 3627 | if (ref_pard) { |
| 3628 | // in case of parametrised references: |
| 3629 | // - temporary parameters need to be declared (stored in str_preamble) |
| 3630 | // - the same temporary needs to be used at each call (generate_code_cached call) |
| 3631 | expression_struct expr; |
| 3632 | Code::init_expr(&expr); |
| 3633 | |
| 3634 | ref_pard->generate_code_cached(&expr); |
| 3635 | str_set_size = mputprintf(str_set_size, "%s", expr.expr); |
| 3636 | if (expr.preamble) |
| 3637 | str_preamble = mputstr(str_preamble, expr.preamble); |
| 3638 | Code::free_expr(&expr); |
| 3639 | } |
| 3640 | else { |
| 3641 | str_set_size = mputstr (str_set_size, ass->get_id().get_name().c_str()); |
| 3642 | if (subrefs) { |
| 3643 | expression_struct expr; |
| 3644 | Code::init_expr(&expr); |
| 3645 | subrefs->generate_code(&expr, ass); |
| 3646 | str_set_size = mputprintf(str_set_size, "%s", expr.expr); |
| 3647 | Code::free_expr(&expr); |
| 3648 | } |
| 3649 | } |
| 3650 | |
| 3651 | switch(ass->get_asstype()) { |
| 3652 | case Common::Assignment::A_CONST: |
| 3653 | case Common::Assignment::A_EXT_CONST: |
| 3654 | case Common::Assignment::A_MODULEPAR: |
| 3655 | case Common::Assignment::A_VAR: |
| 3656 | case Common::Assignment::A_PAR_VAL_IN: |
| 3657 | case Common::Assignment::A_PAR_VAL_OUT: |
| 3658 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 3659 | case Common::Assignment::A_FUNCTION_RVAL: |
| 3660 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 3661 | if (ass->get_Type()->field_is_optional(subrefs)) { |
| 3662 | str_set_size = mputstrn(str_set_size, "()", 2); |
| 3663 | } |
| 3664 | break; |
| 3665 | default: |
| 3666 | break; |
| 3667 | } |
| 3668 | |
| 3669 | str_set_size = mputstr(str_set_size, ".n_elem()"); |
| 3670 | } |
| 3671 | } |
| 3672 | str = mputstr(str, str_preamble); |
| 3673 | str = mputstr(str, str_set_size); |
| 3674 | Free(str_preamble); |
| 3675 | Free(str_set_size); |
| 3676 | str = mputstrn(str, ");\n", 3); // finally done set_size |
| 3677 | |
| 3678 | size_t index = 0; |
| 3679 | string skipper; |
| 3680 | for (size_t i = 0; i < nof_ts; i++) { |
| 3681 | Template *t = u.templates->get_t_byIndex(i); |
| 3682 | Int ix(index_offset + i); |
| 3683 | switch (t->templatetype) { |
| 3684 | case ALL_FROM: { |
| 3685 | expression_struct expr; |
| 3686 | Code::init_expr(&expr); |
| 3687 | switch (t->u.all_from->templatetype) { |
| 3688 | case SPECIFIC_VALUE: { |
| 3689 | Value *spec = t->u.all_from->u.specific_value; |
| 3690 | switch (spec->get_valuetype()) { |
| 3691 | case Common::Value::V_REFD: { |
| 3692 | Common::Reference *ref = spec->get_reference(); |
| 3693 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 3694 | if (ref_pard) |
| 3695 | ref_pard->generate_code_cached(&expr); |
| 3696 | else |
| 3697 | ref->generate_code(&expr); |
| 3698 | |
| 3699 | Common::Assignment* ass = ref->get_refd_assignment(); |
| 3700 | switch(ass->get_asstype()) { |
| 3701 | case Common::Assignment::A_CONST: |
| 3702 | case Common::Assignment::A_EXT_CONST: |
| 3703 | case Common::Assignment::A_MODULEPAR: |
| 3704 | case Common::Assignment::A_VAR: |
| 3705 | case Common::Assignment::A_PAR_VAL_IN: |
| 3706 | case Common::Assignment::A_PAR_VAL_OUT: |
| 3707 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 3708 | case Common::Assignment::A_FUNCTION_RVAL: |
| 3709 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 3710 | if (ass->get_Type()->field_is_optional(ref->get_subrefs())) { |
| 3711 | expr.expr = mputstrn(expr.expr, "()", 2); |
| 3712 | } |
| 3713 | break; |
| 3714 | default: |
| 3715 | break; |
| 3716 | } |
| 3717 | |
| 3718 | break; } |
| 3719 | default: |
| 3720 | FATAL_ERROR("vtype %d", spec->get_valuetype()); |
| 3721 | break; |
| 3722 | } |
| 3723 | break; } |
| 3724 | default: { |
| 3725 | FATAL_ERROR("ttype %d", t->u.all_from->templatetype); |
| 3726 | break; } |
| 3727 | } |
| 3728 | str = mputprintf(str, |
| 3729 | "for (int i_i = 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n", |
| 3730 | expr.expr); |
| 3731 | str = t->generate_code_init_seof_element(str, name, |
| 3732 | (Int2string(ix) + skipper + " + i_i").c_str(), |
| 3733 | oftype_name_str); |
| 3734 | str = mputstrn(str, "}\n", 2); |
| 3735 | skipper += "-1+"; |
| 3736 | skipper += expr.expr; |
| 3737 | skipper += ".n_elem() "; |
| 3738 | Code::free_expr(&expr); |
| 3739 | t->set_code_generated(); |
| 3740 | ++index; |
| 3741 | break; } |
| 3742 | default: { |
| 3743 | str = t->generate_code_init_seof_element(str, name, |
| 3744 | (Int2string(index_offset + index) + skipper).c_str(), oftype_name_str); |
| 3745 | // no break |
| 3746 | case TEMPLATE_NOTUSED: |
| 3747 | ++index; |
| 3748 | break; } |
| 3749 | } |
| 3750 | } |
| 3751 | break; |
| 3752 | } |
| 3753 | |
| 3754 | // else carry on |
| 3755 | } |
| 3756 | compile_time: |
| 3757 | // setting the size first |
| 3758 | if (!has_allfrom()) |
| 3759 | str = mputprintf(str, "%s.set_size(%lu);\n", name, (unsigned long) get_nof_listitems()); |
| 3760 | // determining the index offset based on the governor |
| 3761 | |
| 3762 | size_t index = 0; |
| 3763 | for (size_t i = 0; i < nof_ts; i++) { |
| 3764 | Template *t = u.templates->get_t_byIndex(i); |
| 3765 | switch (t->templatetype) { |
| 3766 | case PERMUTATION_MATCH: { |
| 3767 | size_t nof_perm_ts = t->u.templates->get_nof_ts(); |
| 3768 | for (size_t j = 0; j < nof_perm_ts; j++) { |
| 3769 | Int ix(index_offset + index + j); |
| 3770 | str = t->u.templates->get_t_byIndex(j) |
| 3771 | ->generate_code_init_seof_element(str, name, |
| 3772 | Int2string(ix).c_str(), oftype_name_str); |
| 3773 | } |
| 3774 | // do not consider index_offset in case of permutation indicators |
| 3775 | str = mputprintf(str, "%s.add_permutation(%lu, %lu);\n", name, |
| 3776 | (unsigned long)index, (unsigned long) (index + nof_perm_ts - 1)); |
| 3777 | t->set_code_generated(); |
| 3778 | index += nof_perm_ts; |
| 3779 | break; } |
| 3780 | |
| 3781 | default: |
| 3782 | str = t->generate_code_init_seof_element(str, name, |
| 3783 | Int2string(index_offset + index).c_str(), oftype_name_str); |
| 3784 | // no break |
| 3785 | case ALL_FROM: |
| 3786 | case TEMPLATE_NOTUSED: |
| 3787 | index++; |
| 3788 | } |
| 3789 | } |
| 3790 | break; } |
| 3791 | case INDEXED_TEMPLATE_LIST: { |
| 3792 | size_t nof_its = u.indexed_templates->get_nof_its(); |
| 3793 | if (nof_its > 0) { |
| 3794 | Type *t_last = my_governor->get_type_refd_last(); |
| 3795 | const string& oftype_name = |
| 3796 | t_last->get_ofType()->get_genname_template(my_scope); |
| 3797 | const char *oftype_name_str = oftype_name.c_str(); |
| 3798 | // There's no need to generate a set_size call here. To do that, we |
| 3799 | // should know the size of the base template, which is not available |
| 3800 | // from here. |
| 3801 | for (size_t i = 0; i < nof_its; i++) { |
| 3802 | IndexedTemplate *it = u.indexed_templates->get_it_byIndex(i); |
| 3803 | const string& tmp_id_1 = get_temporary_id(); |
| 3804 | str = mputstr(str, "{\n"); |
| 3805 | Value *index = (it->get_index()).get_val(); |
| 3806 | if (index->get_valuetype() != Value::V_INT) { |
| 3807 | const string& tmp_id_2 = get_temporary_id(); |
| 3808 | str = mputprintf(str, "int %s;\n", tmp_id_2.c_str()); |
| 3809 | str = index->generate_code_init(str, tmp_id_2.c_str()); |
| 3810 | str = mputprintf(str, "%s& %s = %s[%s];\n", oftype_name_str, |
| 3811 | tmp_id_1.c_str(), name, tmp_id_2.c_str()); |
| 3812 | } else { |
| 3813 | str = mputprintf(str, "%s& %s = %s[%s];\n", oftype_name_str, |
| 3814 | tmp_id_1.c_str(), name, |
| 3815 | Int2string(index->get_val_Int()->get_val()).c_str()); |
| 3816 | } |
| 3817 | str = it->get_template()->generate_code_init(str, tmp_id_1.c_str()); |
| 3818 | str = mputstr(str, "}\n"); |
| 3819 | } |
| 3820 | } else { |
| 3821 | // It seems to be impossible in this case. |
| 3822 | str = mputprintf(str, "%s = NULL_VALUE;\n", name); |
| 3823 | } |
| 3824 | break; } |
| 3825 | default: |
| 3826 | FATAL_ERROR("Template::generate_code_init_seof()"); |
| 3827 | return NULL; |
| 3828 | } |
| 3829 | return str; |
| 3830 | } |
| 3831 | |
| 3832 | char *Template::generate_code_init_seof_element(char *str, const char *name, |
| 3833 | const char* index, const char *element_type_genname) |
| 3834 | { |
| 3835 | if (needs_temp_ref()) { |
| 3836 | const string& tmp_id = get_temporary_id(); |
| 3837 | str = mputprintf(str, "{\n" |
| 3838 | "%s& %s = %s[%s];\n", |
| 3839 | element_type_genname, tmp_id.c_str(), name, index); |
| 3840 | str = generate_code_init(str, tmp_id.c_str()); |
| 3841 | str = mputstr(str, "}\n"); |
| 3842 | } else { |
| 3843 | char *embedded_name = mprintf("%s[%s]", name, index); |
| 3844 | str = generate_code_init(str, embedded_name); |
| 3845 | Free(embedded_name); |
| 3846 | } |
| 3847 | return str; |
| 3848 | } |
| 3849 | |
| 3850 | char *Template::generate_code_init_all_from(char *str, const char *name) |
| 3851 | { |
| 3852 | // we are ALL_FROM, hence u.all_from |
| 3853 | switch (u.all_from->templatetype) { |
| 3854 | case SPECIFIC_VALUE: { |
| 3855 | Value *spec = u.all_from->u.specific_value; |
| 3856 | switch (spec->get_valuetype()) { |
| 3857 | case Common::Value::V_REFD: { |
| 3858 | Common::Reference *ref = spec->get_reference(); |
| 3859 | expression_struct expr; |
| 3860 | Code::init_expr(&expr); |
| 3861 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 3862 | if (ref_pard) |
| 3863 | ref_pard->generate_code_cached(&expr); |
| 3864 | else |
| 3865 | ref->generate_code(&expr); |
| 3866 | |
| 3867 | Common::Assignment* ass = ref->get_refd_assignment(); |
| 3868 | switch(ass->get_asstype()) { |
| 3869 | case Common::Assignment::A_CONST: |
| 3870 | case Common::Assignment::A_EXT_CONST: |
| 3871 | case Common::Assignment::A_MODULEPAR: |
| 3872 | case Common::Assignment::A_VAR: |
| 3873 | case Common::Assignment::A_PAR_VAL_IN: |
| 3874 | case Common::Assignment::A_PAR_VAL_OUT: |
| 3875 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 3876 | case Common::Assignment::A_FUNCTION_RVAL: |
| 3877 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 3878 | if (ass->get_Type()->field_is_optional(ref->get_subrefs())) { |
| 3879 | expr.expr = mputstrn(expr.expr, "()", 2); |
| 3880 | } |
| 3881 | break; |
| 3882 | default: |
| 3883 | break; |
| 3884 | } |
| 3885 | |
| 3886 | str = mputprintf(str, "%s = %s[i_i];\n", name, expr.expr); |
| 3887 | // The caller will have to provide the for cycle with this variable |
| 3888 | Code::free_expr(&expr); |
| 3889 | break; } |
| 3890 | default: |
| 3891 | break; |
| 3892 | } |
| 3893 | break; } |
| 3894 | default: |
| 3895 | break; |
| 3896 | } |
| 3897 | return str; |
| 3898 | } |
| 3899 | |
| 3900 | char *Template::generate_code_init_all_from_list(char *str, const char *name) |
| 3901 | { |
| 3902 | // FIXME: this is the third instance |
| 3903 | expression_struct expr; |
| 3904 | Code::init_expr(&expr); |
| 3905 | switch (u.all_from->templatetype) { |
| 3906 | case SPECIFIC_VALUE: { |
| 3907 | Value *spec = u.all_from->u.specific_value; |
| 3908 | switch (spec->get_valuetype()) { |
| 3909 | case Common::Value::V_REFD: { |
| 3910 | Common::Reference *ref = spec->get_reference(); |
| 3911 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 3912 | if (ref_pard) |
| 3913 | ref_pard->generate_code_cached(&expr); |
| 3914 | else |
| 3915 | ref->generate_code(&expr); |
| 3916 | break; } |
| 3917 | default: |
| 3918 | FATAL_ERROR("vtype %d", spec->get_valuetype()); |
| 3919 | break; |
| 3920 | } |
| 3921 | break; } |
| 3922 | |
| 3923 | default: |
| 3924 | FATAL_ERROR("ttype %d", u.all_from->templatetype); |
| 3925 | break; |
| 3926 | } |
| 3927 | |
| 3928 | if (expr.preamble) |
| 3929 | str = mputstr(str, expr.preamble); |
| 3930 | |
| 3931 | str = mputprintf(str, |
| 3932 | "%s.set_type(VALUE_LIST, %s.n_elem());\n" |
| 3933 | "for (int i_i = 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n", |
| 3934 | name, |
| 3935 | expr.expr, |
| 3936 | expr.expr); |
| 3937 | string embedded_name(name); |
| 3938 | embedded_name += ".list_item(i_i)"; |
| 3939 | str = generate_code_init_all_from(str, embedded_name.c_str()); |
| 3940 | str = mputstrn(str, "}\n", 2); |
| 3941 | |
| 3942 | Code::free_expr(&expr); |
| 3943 | return str; |
| 3944 | } |
| 3945 | |
| 3946 | char *Template::generate_code_init_se(char *str, const char *name) |
| 3947 | { // named template list |
| 3948 | size_t nof_nts = u.named_templates->get_nof_nts(); |
| 3949 | Type *type = my_governor->get_type_refd_last(); |
| 3950 | if (type->get_nof_comps() > 0) { |
| 3951 | for (size_t i = 0; i < nof_nts; i++) { |
| 3952 | NamedTemplate *nt = u.named_templates->get_nt_byIndex(i); |
| 3953 | const Identifier& fieldname = nt->get_name(); |
| 3954 | const char *fieldname_str = 0; |
| 3955 | string at("AT_"); |
| 3956 | if (type->get_typetype()==Type::T_ANYTYPE) { |
| 3957 | at += fieldname.get_name(); |
| 3958 | fieldname_str = at.c_str(); |
| 3959 | } |
| 3960 | else { |
| 3961 | fieldname_str = fieldname.get_name().c_str(); |
| 3962 | } |
| 3963 | Template *t = nt->get_template(); |
| 3964 | if (t->needs_temp_ref()) { |
| 3965 | Type *field_type; |
| 3966 | if (type->get_typetype() == Type::T_SIGNATURE) { |
| 3967 | field_type = type->get_signature_parameters() |
| 3968 | ->get_param_byName(fieldname)->get_type(); |
| 3969 | } else { |
| 3970 | field_type = type->get_comp_byName(fieldname)->get_type(); |
| 3971 | } |
| 3972 | const string& tmp_id = get_temporary_id(); |
| 3973 | const char *tmp_id_str = tmp_id.c_str(); |
| 3974 | str = mputprintf(str, "{\n" |
| 3975 | "%s& %s = %s.%s();\n", |
| 3976 | field_type->get_genname_template(my_scope).c_str(), tmp_id_str, |
| 3977 | name, fieldname_str); |
| 3978 | str = t->generate_code_init(str, tmp_id_str); |
| 3979 | str = mputstr(str, "}\n"); |
| 3980 | } else { |
| 3981 | char *embedded_name = mprintf("%s.%s()", name, fieldname_str); |
| 3982 | str = t->generate_code_init(str, embedded_name); |
| 3983 | Free(embedded_name); |
| 3984 | } |
| 3985 | } |
| 3986 | } else { |
| 3987 | str = mputprintf(str, "%s = NULL_VALUE;\n", name); |
| 3988 | } |
| 3989 | return str; |
| 3990 | } |
| 3991 | |
| 3992 | char *Template::generate_code_init_list(char *str, const char *name, |
| 3993 | bool is_complemented) // VALUE_LIST or COMPLEMENTED_LIST |
| 3994 | { |
| 3995 | size_t nof_ts = u.templates->get_nof_ts(); |
| 3996 | const string& type_name = my_governor->get_genname_template(my_scope); |
| 3997 | const char *type_name_str = type_name.c_str(); |
| 3998 | |
| 3999 | dynamic_array<int> variables; |
| 4000 | size_t fixed_part = 0; |
| 4001 | for (size_t i = 0; i < nof_ts; ++i) { |
| 4002 | Template *t = u.templates->get_t_byIndex(i); |
| 4003 | if (t->templatetype == ALL_FROM) { |
| 4004 | variables.add(i); |
| 4005 | } |
| 4006 | else ++fixed_part; |
| 4007 | } |
| 4008 | |
| 4009 | if (variables.size() > 0) { |
| 4010 | char* str_preamble = 0; |
| 4011 | char* str_set_type = mprintf("%s.set_type(%s, %lu", name, |
| 4012 | (is_complemented ? "COMPLEMENTED_LIST" : "VALUE_LIST"), |
| 4013 | (unsigned long)fixed_part); |
| 4014 | // The code to compute the number of elements at run time (the variable part). |
| 4015 | // This is the sum of sizes of "all from"s. |
| 4016 | for (size_t v = 0, vs = variables.size(); v < vs; ++v) { |
| 4017 | Template *vt = u.templates->get_t_byIndex(variables[v]); |
| 4018 | if (vt->templatetype != ALL_FROM) FATAL_ERROR("must be ALL_FROM"); |
| 4019 | if (vt->u.all_from->templatetype != SPECIFIC_VALUE) FATAL_ERROR("not value"); |
| 4020 | Value *val = vt->u.all_from->u.specific_value; |
| 4021 | if (val->get_valuetype() != Value::V_REFD) FATAL_ERROR("ref expected from val"); |
| 4022 | Common::Reference *ref = val->get_reference(); |
| 4023 | FieldOrArrayRefs *subrefs = ref->get_subrefs(); |
| 4024 | Common::Assignment *ass = ref->get_refd_assignment(); |
| 4025 | if (!ass) FATAL_ERROR("Could not grab ass!"); |
| 4026 | |
| 4027 | str_set_type = mputstrn(str_set_type, " + ", 3); |
| 4028 | |
| 4029 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 4030 | if (ref_pard) { |
| 4031 | // in case of parametrised references: |
| 4032 | // - temporary parameters need to be declared (stored in str_preamble) |
| 4033 | // - the same temporary needs to be used at each call (generate_code_cached call) |
| 4034 | expression_struct expr; |
| 4035 | Code::init_expr(&expr); |
| 4036 | |
| 4037 | ref_pard->generate_code_cached(&expr); |
| 4038 | str_set_type = mputprintf(str_set_type, "%s", expr.expr); |
| 4039 | if (expr.preamble) |
| 4040 | str_preamble = mputstr(str_preamble, expr.preamble); |
| 4041 | |
| 4042 | Code::free_expr(&expr); |
| 4043 | } |
| 4044 | else { |
| 4045 | str_set_type = mputstr (str_set_type, ass->get_id().get_name().c_str()); |
| 4046 | if (subrefs) { |
| 4047 | expression_struct expr; |
| 4048 | Code::init_expr(&expr); |
| 4049 | |
| 4050 | subrefs->generate_code(&expr, ass); |
| 4051 | str_set_type = mputprintf(str_set_type, "%s", expr.expr); |
| 4052 | |
| 4053 | Code::free_expr(&expr); |
| 4054 | } |
| 4055 | } |
| 4056 | |
| 4057 | switch(ass->get_asstype()) { |
| 4058 | case Common::Assignment::A_CONST: |
| 4059 | case Common::Assignment::A_EXT_CONST: |
| 4060 | case Common::Assignment::A_MODULEPAR: |
| 4061 | case Common::Assignment::A_VAR: |
| 4062 | case Common::Assignment::A_PAR_VAL_IN: |
| 4063 | case Common::Assignment::A_PAR_VAL_OUT: |
| 4064 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 4065 | case Common::Assignment::A_FUNCTION_RVAL: |
| 4066 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 4067 | if (ass->get_Type()->field_is_optional(subrefs)) { |
| 4068 | str_set_type = mputstrn(str_set_type, "()", 2); |
| 4069 | } |
| 4070 | break; |
| 4071 | default: |
| 4072 | break; |
| 4073 | } |
| 4074 | |
| 4075 | str_set_type = mputstr(str_set_type, ".n_elem()"); |
| 4076 | } |
| 4077 | |
| 4078 | str = mputstr(str, str_preamble); |
| 4079 | str = mputstr(str, str_set_type); |
| 4080 | |
| 4081 | Free(str_preamble); |
| 4082 | Free(str_set_type); |
| 4083 | |
| 4084 | str = mputstrn(str, ");\n", 3); |
| 4085 | |
| 4086 | string shifty; // contains the expression used to calculate |
| 4087 | // the size increase due to the runtime expansion of "all from". |
| 4088 | // In nof_ts, each "all from" appears as 1, but actually contributes |
| 4089 | // more. So the increase (by which all elements after the "all from" |
| 4090 | // are shifted) is:Â target_of_all_from.n_elem()-1 |
| 4091 | // This needs to be accumulated for each "all from". |
| 4092 | for (size_t vi = 0; vi < nof_ts; ++vi) { |
| 4093 | Template *t = u.templates->get_t_byIndex(vi); |
| 4094 | switch (t->templatetype) { |
| 4095 | case VALUE_LIST_ALL_FROM: |
| 4096 | FATAL_ERROR("VALUE_LIST_ALL_FROM not handled"); |
| 4097 | case ALL_FROM: { |
| 4098 | expression_struct expr; |
| 4099 | Code::init_expr(&expr); |
| 4100 | // variable one |
| 4101 | switch (t->u.all_from->templatetype) { |
| 4102 | case SPECIFIC_VALUE: { |
| 4103 | Value *sv = t->u.all_from->u.specific_value; |
| 4104 | switch (sv->get_valuetype()) { |
| 4105 | case Value::V_REFD: { |
| 4106 | Common::Reference *ref = sv->get_reference(); |
| 4107 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 4108 | if (ref_pard) |
| 4109 | ref_pard->generate_code_cached(&expr); |
| 4110 | else |
| 4111 | ref->generate_code(&expr); |
| 4112 | |
| 4113 | Common::Assignment* ass = ref->get_refd_assignment(); |
| 4114 | switch(ass->get_asstype()) { |
| 4115 | case Common::Assignment::A_CONST: |
| 4116 | case Common::Assignment::A_EXT_CONST: |
| 4117 | case Common::Assignment::A_MODULEPAR: |
| 4118 | case Common::Assignment::A_VAR: |
| 4119 | case Common::Assignment::A_PAR_VAL_IN: |
| 4120 | case Common::Assignment::A_PAR_VAL_OUT: |
| 4121 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 4122 | case Common::Assignment::A_FUNCTION_RVAL: |
| 4123 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 4124 | if (ass->get_Type()->field_is_optional(ref->get_subrefs())) { |
| 4125 | expr.expr = mputstrn(expr.expr, "()", 2); |
| 4126 | } |
| 4127 | break; |
| 4128 | default: |
| 4129 | break; |
| 4130 | } |
| 4131 | |
| 4132 | break; } |
| 4133 | |
| 4134 | default: |
| 4135 | FATAL_ERROR("VT NOT HANDLED"); |
| 4136 | } // switch valuetype |
| 4137 | break; } |
| 4138 | |
| 4139 | default: |
| 4140 | FATAL_ERROR("ttype not handled"); |
| 4141 | break; |
| 4142 | } |
| 4143 | |
| 4144 | // All local variables should contain a single underscore, |
| 4145 | // to avoid potential clashes with field names. |
| 4146 | str = mputprintf(str, "for (int i_i= 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n", |
| 4147 | expr.expr); |
| 4148 | |
| 4149 | if (t->needs_temp_ref()) { |
| 4150 | // Not possible, because t->templatetype is ALL_FROM |
| 4151 | FATAL_ERROR("temp ref not handled"); |
| 4152 | } |
| 4153 | char *embedded_name = mprintf("%s.list_item(%lu + i_i%s)", name, |
| 4154 | (unsigned long) vi, shifty.c_str()); |
| 4155 | str = t->generate_code_init(str, embedded_name); |
| 4156 | Free(embedded_name); |
| 4157 | |
| 4158 | str = mputstrn(str, "}\n", 2); |
| 4159 | |
| 4160 | shifty += "-1+"; |
| 4161 | shifty += expr.expr; |
| 4162 | shifty += ".n_elem() /* 3303 */ "; |
| 4163 | |
| 4164 | Code::free_expr(&expr); |
| 4165 | break; } |
| 4166 | |
| 4167 | default: // "fixed one" |
| 4168 | if (t->needs_temp_ref()) { // FIXME: this is copypasta from below / but may need to be changed |
| 4169 | const string& tmp_id = get_temporary_id(); |
| 4170 | const char *tmp_id_str = tmp_id.c_str(); |
| 4171 | str = mputprintf(str, "{\n" |
| 4172 | "%s& %s = %s.list_item(%lu);\n", |
| 4173 | type_name_str, tmp_id_str, name, (unsigned long) vi); |
| 4174 | str = t->generate_code_init(str, tmp_id_str); |
| 4175 | str = mputstr(str, "}\n"); |
| 4176 | } else { |
| 4177 | char *embedded_name = mprintf("%s.list_item(%lu%s)", name, |
| 4178 | (unsigned long) vi, shifty.c_str()); |
| 4179 | str = t->generate_code_init(str, embedded_name); |
| 4180 | Free(embedded_name); |
| 4181 | } |
| 4182 | break; |
| 4183 | } // switch t->templatetype |
| 4184 | } |
| 4185 | } |
| 4186 | else { |
| 4187 | str = mputprintf(str, "%s.set_type(%s, %lu);\n", name, |
| 4188 | is_complemented ? "COMPLEMENTED_LIST" : "VALUE_LIST", |
| 4189 | (unsigned long) nof_ts); |
| 4190 | for (size_t i = 0; i < nof_ts; i++) { |
| 4191 | Template *t = u.templates->get_t_byIndex(i); |
| 4192 | if (t->needs_temp_ref()) { |
| 4193 | const string& tmp_id = get_temporary_id(); |
| 4194 | const char *tmp_id_str = tmp_id.c_str(); |
| 4195 | str = mputprintf(str, "{\n" |
| 4196 | "%s& %s = %s.list_item(%lu);\n", |
| 4197 | type_name_str, tmp_id_str, name, (unsigned long) i); |
| 4198 | str = t->generate_code_init(str, tmp_id_str); |
| 4199 | str = mputstr(str, "}\n"); |
| 4200 | } else { |
| 4201 | char *embedded_name = mprintf("%s.list_item(%lu)", name, |
| 4202 | (unsigned long) i); |
| 4203 | str = t->generate_code_init(str, embedded_name); |
| 4204 | Free(embedded_name); |
| 4205 | } |
| 4206 | } |
| 4207 | } |
| 4208 | return str; |
| 4209 | } |
| 4210 | |
| 4211 | char *Template::generate_code_init_set(char *str, const char *name, |
| 4212 | bool is_superset) // SUPERSET_MATCH and SUBSET_MATCH |
| 4213 | { |
| 4214 | size_t nof_ts = u.templates->get_nof_ts(); |
| 4215 | const string& oftype_name = |
| 4216 | my_governor->get_ofType()->get_genname_template(my_scope); |
| 4217 | const char *oftype_name_str = oftype_name.c_str(); |
| 4218 | |
| 4219 | dynamic_array<int> variables; |
| 4220 | size_t fixed_part = 0; |
| 4221 | for (size_t i = 0; i < nof_ts; ++i) { |
| 4222 | Template *t = u.templates->get_t_byIndex(i); |
| 4223 | if (t->templatetype == ALL_FROM) { |
| 4224 | variables.add(i); |
| 4225 | } |
| 4226 | else ++fixed_part; |
| 4227 | } |
| 4228 | |
| 4229 | //warning("There are %lu set elements", nof_ts); |
| 4230 | if (variables.size() > 0) { |
| 4231 | char* str_preamble = 0; |
| 4232 | char* str_set_type = mputprintf(0, "%s.set_type(%s, %lu", name, |
| 4233 | is_superset ? "SUPERSET_MATCH" : "SUBSET_MATCH", (unsigned long) fixed_part); |
| 4234 | |
| 4235 | for (size_t v = 0, vs = variables.size(); v < vs; ++v) { |
| 4236 | Template *vt = u.templates->get_t_byIndex(variables[v]); |
| 4237 | if (vt->templatetype != ALL_FROM) FATAL_ERROR("must be ALL_FROM"); |
| 4238 | if (vt->u.all_from->templatetype != SPECIFIC_VALUE) FATAL_ERROR("not value"); |
| 4239 | Value *val = vt->u.all_from->u.specific_value; |
| 4240 | if (val->get_valuetype() != Value::V_REFD) FATAL_ERROR("ref expected from val"); |
| 4241 | Common::Reference *ref = val->get_reference(); |
| 4242 | FieldOrArrayRefs *subrefs = ref->get_subrefs(); |
| 4243 | Common::Assignment *ass = ref->get_refd_assignment(); |
| 4244 | if (!ass) FATAL_ERROR("Could not grab ass!"); |
| 4245 | |
| 4246 | str_set_type = mputstrn(str_set_type, " + ", 3); |
| 4247 | |
| 4248 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 4249 | if (ref_pard) { |
| 4250 | // in case of parametrised references: |
| 4251 | // - temporary parameters need to be declared (stored in str_preamble) |
| 4252 | // - the same temporary needs to be used at each call (generate_code_cached call) |
| 4253 | expression_struct expr; |
| 4254 | Code::init_expr(&expr); |
| 4255 | |
| 4256 | ref_pard->generate_code_cached(&expr); |
| 4257 | str_set_type = mputprintf(str_set_type, "%s", expr.expr); |
| 4258 | if (expr.preamble) |
| 4259 | str_preamble = mputstr(str_preamble, expr.preamble); |
| 4260 | |
| 4261 | Code::free_expr(&expr); |
| 4262 | } |
| 4263 | else { |
| 4264 | str_set_type = mputstr (str_set_type, ass->get_id().get_name().c_str()); |
| 4265 | if (subrefs) { |
| 4266 | expression_struct expr; |
| 4267 | Code::init_expr(&expr); |
| 4268 | |
| 4269 | subrefs->generate_code(&expr, ass); |
| 4270 | str_set_type = mputprintf(str_set_type, "%s", expr.expr); |
| 4271 | |
| 4272 | Code::free_expr(&expr); |
| 4273 | } |
| 4274 | } |
| 4275 | |
| 4276 | switch(ass->get_asstype()) { |
| 4277 | case Common::Assignment::A_CONST: |
| 4278 | case Common::Assignment::A_EXT_CONST: |
| 4279 | case Common::Assignment::A_MODULEPAR: |
| 4280 | case Common::Assignment::A_VAR: |
| 4281 | case Common::Assignment::A_PAR_VAL_IN: |
| 4282 | case Common::Assignment::A_PAR_VAL_OUT: |
| 4283 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 4284 | case Common::Assignment::A_FUNCTION_RVAL: |
| 4285 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 4286 | if (ass->get_Type()->field_is_optional(subrefs)) { |
| 4287 | str_set_type = mputstrn(str_set_type, "()", 2); |
| 4288 | } |
| 4289 | break; |
| 4290 | default: |
| 4291 | break; |
| 4292 | } |
| 4293 | |
| 4294 | str_set_type = mputstr(str_set_type, ".n_elem()"); |
| 4295 | } |
| 4296 | |
| 4297 | str = mputstr(str, str_preamble); |
| 4298 | str = mputstr(str, str_set_type); |
| 4299 | |
| 4300 | Free(str_preamble); |
| 4301 | Free(str_set_type); |
| 4302 | |
| 4303 | str = mputstrn(str, ");\n", 3); |
| 4304 | |
| 4305 | string shifty; |
| 4306 | for (size_t i = 0; i < nof_ts; i++) { |
| 4307 | Template *t = u.templates->get_t_byIndex(i); |
| 4308 | switch (t->templatetype) { |
| 4309 | case ALL_FROM: { |
| 4310 | expression_struct expr; // FIXME copypasta from init_list above ! |
| 4311 | Code::init_expr(&expr); |
| 4312 | // variable one |
| 4313 | switch (t->u.all_from->templatetype) { |
| 4314 | case SPECIFIC_VALUE: { |
| 4315 | Value *sv = t->u.all_from->u.specific_value; |
| 4316 | switch (sv->get_valuetype()) { |
| 4317 | case Value::V_REFD: { |
| 4318 | Common::Reference *ref = sv->get_reference(); |
| 4319 | Ref_pard* ref_pard = dynamic_cast<Ref_pard*>(ref); |
| 4320 | if (ref_pard) |
| 4321 | ref_pard->generate_code_cached(&expr); |
| 4322 | else |
| 4323 | ref->generate_code(&expr); |
| 4324 | |
| 4325 | Common::Assignment* ass = ref->get_refd_assignment(); |
| 4326 | switch(ass->get_asstype()) { |
| 4327 | case Common::Assignment::A_CONST: |
| 4328 | case Common::Assignment::A_EXT_CONST: |
| 4329 | case Common::Assignment::A_MODULEPAR: |
| 4330 | case Common::Assignment::A_VAR: |
| 4331 | case Common::Assignment::A_PAR_VAL_IN: |
| 4332 | case Common::Assignment::A_PAR_VAL_OUT: |
| 4333 | case Common::Assignment::A_PAR_VAL_INOUT: |
| 4334 | case Common::Assignment::A_FUNCTION_RVAL: |
| 4335 | case Common::Assignment::A_EXT_FUNCTION_RVAL: |
| 4336 | if (ass->get_Type()->field_is_optional(ref->get_subrefs())) { |
| 4337 | expr.expr = mputstrn(expr.expr, "()", 2); |
| 4338 | } |
| 4339 | break; |
| 4340 | default: |
| 4341 | break; |
| 4342 | } |
| 4343 | |
| 4344 | break; } |
| 4345 | |
| 4346 | default: |
| 4347 | FATAL_ERROR("VT NOT HANDLED"); |
| 4348 | } // switch valuetype |
| 4349 | break; } |
| 4350 | |
| 4351 | default: |
| 4352 | FATAL_ERROR("ttype not handled"); |
| 4353 | break; |
| 4354 | } |
| 4355 | |
| 4356 | str = mputprintf(str, |
| 4357 | "for (int i_i = 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n", |
| 4358 | expr.expr); |
| 4359 | |
| 4360 | // Name for the LHS |
| 4361 | char *embedded_name = mprintf("%s.set_item(%lu%s + i_i)", name, |
| 4362 | (unsigned long) i, shifty.c_str()); |
| 4363 | str = t->generate_code_init_all_from(str, embedded_name); |
| 4364 | Free(embedded_name); |
| 4365 | |
| 4366 | str = mputstrn(str, "}\n", 2); |
| 4367 | |
| 4368 | shifty += "-1+"; |
| 4369 | shifty += expr.expr; |
| 4370 | shifty += ".n_elem() /* 3442 */"; |
| 4371 | Code::free_expr(&expr); |
| 4372 | break; } |
| 4373 | case VALUE_LIST_ALL_FROM: |
| 4374 | FATAL_ERROR("Not possible"); |
| 4375 | break; // not reached |
| 4376 | |
| 4377 | default: |
| 4378 | if (t->needs_temp_ref()) { |
| 4379 | const string& tmp_id = get_temporary_id(); |
| 4380 | const char *tmp_id_str = tmp_id.c_str(); |
| 4381 | str = mputprintf(str, "{\n" |
| 4382 | "%s& %s = %s.set_item(%lu%s);\n", |
| 4383 | oftype_name_str, tmp_id_str, name, (unsigned long) i, shifty.c_str()); |
| 4384 | str = t->generate_code_init(str, tmp_id_str); |
| 4385 | str = mputstr(str, "}\n"); |
| 4386 | } else { |
| 4387 | char *embedded_name = mprintf("%s.set_item(%lu%s)", name, |
| 4388 | (unsigned long) i, shifty.c_str()); |
| 4389 | str = t->generate_code_init(str, embedded_name); |
| 4390 | Free(embedded_name); |
| 4391 | } |
| 4392 | break; |
| 4393 | } // switch t->templatetype |
| 4394 | } |
| 4395 | |
| 4396 | } |
| 4397 | else { |
| 4398 | str = mputprintf(str, "%s.set_type(%s, %lu);\n", name, |
| 4399 | is_superset ? "SUPERSET_MATCH" : "SUBSET_MATCH", (unsigned long) nof_ts); |
| 4400 | for (size_t i = 0; i < nof_ts; i++) { |
| 4401 | Template *t = u.templates->get_t_byIndex(i); |
| 4402 | if (t->needs_temp_ref()) { |
| 4403 | const string& tmp_id = get_temporary_id(); |
| 4404 | const char *tmp_id_str = tmp_id.c_str(); |
| 4405 | str = mputprintf(str, "{\n" |
| 4406 | "%s& %s = %s.set_item(%lu);\n", |
| 4407 | oftype_name_str, tmp_id_str, name, (unsigned long) i); |
| 4408 | str = t->generate_code_init(str, tmp_id_str); |
| 4409 | str = mputstr(str, "}\n"); |
| 4410 | } else { |
| 4411 | char *embedded_name = mprintf("%s.set_item(%lu)", name, |
| 4412 | (unsigned long) i); |
| 4413 | str = t->generate_code_init(str, embedded_name); |
| 4414 | Free(embedded_name); |
| 4415 | } |
| 4416 | } |
| 4417 | } |
| 4418 | return str; |
| 4419 | } |
| 4420 | |
| 4421 | void Template::generate_code_expr_invoke(expression_struct *expr) |
| 4422 | { |
| 4423 | Value *last_v = u.invoke.v->get_value_refd_last(); |
| 4424 | if (last_v->get_valuetype() == Value::V_FUNCTION) { |
| 4425 | Common::Assignment *function = last_v->get_refd_fat(); |
| 4426 | expr->expr = mputprintf(expr->expr, "%s(", |
| 4427 | function->get_genname_from_scope(my_scope).c_str()); |
| 4428 | u.invoke.ap_list->generate_code_alias(expr, |
| 4429 | function->get_FormalParList(), function->get_RunsOnType(), false); |
| 4430 | } else { |
| 4431 | u.invoke.v->generate_code_expr_mandatory(expr); |
| 4432 | expr->expr = mputstr(expr->expr, ".invoke("); |
| 4433 | Type* gov_last = u.invoke.v->get_expr_governor_last(); |
| 4434 | u.invoke.ap_list->generate_code_alias(expr, 0, |
| 4435 | gov_last->get_fat_runs_on_type(), gov_last->get_fat_runs_on_self()); |
| 4436 | } |
| 4437 | expr->expr = mputc(expr->expr, ')'); |
| 4438 | } |
| 4439 | |
| 4440 | char *Template::rearrange_init_code_refd(char *str, Common::Module* usage_mod) |
| 4441 | { |
| 4442 | if (templatetype != TEMPLATE_REFD) |
| 4443 | FATAL_ERROR("Template::rearrange_init_code_refd()"); |
| 4444 | ActualParList *actual_parlist = u.ref.ref->get_parlist(); |
| 4445 | // generate code for the templates that are used in the actual parameter |
| 4446 | // list of the reference |
| 4447 | Common::Assignment *ass = u.ref.ref->get_refd_assignment(); |
| 4448 | if (actual_parlist) str = actual_parlist->rearrange_init_code(str, usage_mod); |
| 4449 | // do nothing if the reference does not point to a template definition |
| 4450 | if (ass->get_asstype() != Common::Assignment::A_TEMPLATE) return str; |
| 4451 | Template *t = ass->get_Template(); |
| 4452 | FormalParList *formal_parlist = ass->get_FormalParList(); |
| 4453 | if (formal_parlist) { |
| 4454 | // the reference points to a parameterized template |
| 4455 | // we must perform the rearrangement for all non-parameterized templates |
| 4456 | // that are referred by the parameterized template regardless of the |
| 4457 | // sub-references of u.ref.ref |
| 4458 | str = t->rearrange_init_code(str, usage_mod); |
| 4459 | // the parameterized template's default values must also be generated |
| 4460 | // (this only generates their value assignments, their declarations will |
| 4461 | // be generated when the template's definition is reached) |
| 4462 | if (ass->get_my_scope()->get_scope_mod_gen() == usage_mod) { |
| 4463 | str = formal_parlist->generate_code_defval(str); |
| 4464 | } |
| 4465 | } else { |
| 4466 | // the reference points to a non-parameterized template |
| 4467 | FieldOrArrayRefs *subrefs = u.ref.ref->get_subrefs(); |
| 4468 | if (subrefs) { |
| 4469 | // we should follow the sub-references as much as we can |
| 4470 | // and perform the rearrangement for the referred field only |
| 4471 | for (size_t i = 0; i < subrefs->get_nof_refs(); i++) { |
| 4472 | FieldOrArrayRef *ref = subrefs->get_ref(i); |
| 4473 | if (ref->get_type() == FieldOrArrayRef::FIELD_REF) { |
| 4474 | // stop if the body does not have fields |
| 4475 | if (t->templatetype != NAMED_TEMPLATE_LIST) break; |
| 4476 | // get the sub-template of the referred field |
| 4477 | t = t->u.named_templates->get_nt_byName(*ref->get_id()) |
| 4478 | ->get_template(); |
| 4479 | } else { |
| 4480 | // stop if the body is not a list |
| 4481 | if (t->templatetype != TEMPLATE_LIST) break; |
| 4482 | Value *array_index = ref->get_val()->get_value_refd_last(); |
| 4483 | // stop if the index cannot be evaluated at compile time |
| 4484 | if (array_index->get_valuetype() != Value::V_INT) break; |
| 4485 | Int index = array_index->get_val_Int()->get_val(); |
| 4486 | // index transformation in case of arrays |
| 4487 | if (t->my_governor->get_typetype() == Type::T_ARRAY) |
| 4488 | index -= t->my_governor->get_dimension()->get_offset(); |
| 4489 | // get the template with the given index |
| 4490 | t = t->get_listitem_byIndex(index); |
| 4491 | } |
| 4492 | } |
| 4493 | } |
| 4494 | // otherwise if the reference points to a top-level template |
| 4495 | // we should initialize its entire body |
| 4496 | if (ass->get_my_scope()->get_scope_mod_gen() == usage_mod) { |
| 4497 | str = t->generate_code_init(str, t->get_lhs_name().c_str()); |
| 4498 | } |
| 4499 | } |
| 4500 | return str; |
| 4501 | } |
| 4502 | |
| 4503 | char *Template::rearrange_init_code_invoke(char *str, Common::Module* usage_mod) |
| 4504 | { |
| 4505 | str = u.invoke.v->rearrange_init_code(str); |
| 4506 | str = u.invoke.ap_list->rearrange_init_code(str, usage_mod); |
| 4507 | return str; |
| 4508 | } |
| 4509 | |
| 4510 | bool Template::needs_temp_ref() |
| 4511 | { |
| 4512 | if (length_restriction || is_ifpresent) return true; |
| 4513 | switch (templatetype) { |
| 4514 | case OMIT_VALUE: |
| 4515 | case ANY_VALUE: |
| 4516 | case ANY_OR_OMIT: |
| 4517 | case SPECIFIC_VALUE: |
| 4518 | case TEMPLATE_REFD: |
| 4519 | case TEMPLATE_INVOKE: |
| 4520 | case BSTR_PATTERN: |
| 4521 | case HSTR_PATTERN: |
| 4522 | case OSTR_PATTERN: |
| 4523 | case CSTR_PATTERN: |
| 4524 | case USTR_PATTERN: |
| 4525 | return false; |
| 4526 | case TEMPLATE_LIST: |
| 4527 | // temporary reference is needed if the template has at least one |
| 4528 | // element (excluding not used symbols) |
| 4529 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) { |
| 4530 | if (u.templates->get_t_byIndex(i)->templatetype != TEMPLATE_NOTUSED) |
| 4531 | return true; |
| 4532 | } |
| 4533 | return false; |
| 4534 | case INDEXED_TEMPLATE_LIST: |
| 4535 | for (size_t i = 0; i < u.indexed_templates->get_nof_its(); i++) { |
| 4536 | if (u.indexed_templates->get_it_byIndex(i)->get_template() |
| 4537 | ->templatetype != TEMPLATE_NOTUSED) |
| 4538 | return true; |
| 4539 | } |
| 4540 | return false; |
| 4541 | case NAMED_TEMPLATE_LIST: |
| 4542 | return u.named_templates->get_nof_nts() > 1; |
| 4543 | case ALL_FROM: |
| 4544 | case VALUE_LIST_ALL_FROM: |
| 4545 | return false; |
| 4546 | case VALUE_LIST: |
| 4547 | case COMPLEMENTED_LIST: |
| 4548 | case VALUE_RANGE: |
| 4549 | case SUPERSET_MATCH: |
| 4550 | case SUBSET_MATCH: |
| 4551 | return true; |
| 4552 | case TEMPLATE_ERROR: |
| 4553 | case TEMPLATE_NOTUSED: |
| 4554 | FATAL_ERROR("Template::needs_temp_ref()"); |
| 4555 | case PERMUTATION_MATCH: |
| 4556 | // FIXME |
| 4557 | return false; |
| 4558 | } |
| 4559 | return false; |
| 4560 | } |
| 4561 | |
| 4562 | bool Template::has_single_expr() |
| 4563 | { |
| 4564 | if (length_restriction || is_ifpresent || get_needs_conversion()) |
| 4565 | return false; |
| 4566 | switch (templatetype) { |
| 4567 | case OMIT_VALUE: |
| 4568 | case ANY_VALUE: |
| 4569 | case ANY_OR_OMIT: |
| 4570 | case BSTR_PATTERN: |
| 4571 | case HSTR_PATTERN: |
| 4572 | case OSTR_PATTERN: |
| 4573 | case CSTR_PATTERN: |
| 4574 | case USTR_PATTERN: |
| 4575 | return true; |
| 4576 | case SPECIFIC_VALUE: |
| 4577 | return u.specific_value->has_single_expr(); |
| 4578 | case TEMPLATE_REFD: { |
| 4579 | Template *t_last = get_template_refd_last(); |
| 4580 | if (t_last != this && t_last->has_single_expr()) { |
| 4581 | for (Scope *t_scope = my_scope; t_scope; |
| 4582 | t_scope = t_scope->get_parent_scope()) { |
| 4583 | // return true if t_last is visible from my scope |
| 4584 | if (t_scope == t_last->my_scope) return true; |
| 4585 | } |
| 4586 | } |
| 4587 | // otherwise consider the reference itself |
| 4588 | return u.ref.ref->has_single_expr(); } |
| 4589 | case TEMPLATE_INVOKE: |
| 4590 | if (!u.invoke.v->has_single_expr()) return false; |
| 4591 | for (size_t i = 0; i < u.invoke.ap_list->get_nof_pars(); i++) |
| 4592 | if (!u.invoke.ap_list->get_par(i)->has_single_expr()) return false; |
| 4593 | return true; |
| 4594 | case TEMPLATE_LIST: |
| 4595 | return u.templates->get_nof_ts() == 0; |
| 4596 | case NAMED_TEMPLATE_LIST: { |
| 4597 | if (!my_governor) FATAL_ERROR("Template::has_single_expr()"); |
| 4598 | Type *type = my_governor->get_type_refd_last(); |
| 4599 | return type->get_nof_comps() == 0; } |
| 4600 | case INDEXED_TEMPLATE_LIST: |
| 4601 | return u.indexed_templates->get_nof_its() == 0; |
| 4602 | case VALUE_LIST: |
| 4603 | case COMPLEMENTED_LIST: |
| 4604 | case VALUE_RANGE: |
| 4605 | case SUPERSET_MATCH: |
| 4606 | case SUBSET_MATCH: |
| 4607 | case PERMUTATION_MATCH: |
| 4608 | return false; |
| 4609 | case ALL_FROM: |
| 4610 | case VALUE_LIST_ALL_FROM: |
| 4611 | return false; |
| 4612 | default: |
| 4613 | FATAL_ERROR("Template::has_single_expr()"); |
| 4614 | return false; |
| 4615 | } |
| 4616 | } |
| 4617 | |
| 4618 | string Template::get_single_expr(bool cast_needed) |
| 4619 | { |
| 4620 | if (cast_needed && (length_restriction || is_ifpresent)) |
| 4621 | FATAL_ERROR("Template::get_single_expr()"); |
| 4622 | string ret_val; |
| 4623 | switch (templatetype) { |
| 4624 | case OMIT_VALUE: |
| 4625 | ret_val = "OMIT_VALUE"; |
| 4626 | break; |
| 4627 | case ANY_VALUE: |
| 4628 | ret_val = "ANY_VALUE"; |
| 4629 | break; |
| 4630 | case ANY_OR_OMIT: |
| 4631 | ret_val = "ANY_OR_OMIT"; |
| 4632 | break; |
| 4633 | case SPECIFIC_VALUE: |
| 4634 | ret_val = u.specific_value->get_single_expr(); |
| 4635 | break; |
| 4636 | case TEMPLATE_REFD: { |
| 4637 | // convert the reference to a single expression |
| 4638 | expression_struct expr; |
| 4639 | Code::init_expr(&expr); |
| 4640 | u.ref.ref->generate_code(&expr); |
| 4641 | if (expr.preamble || expr.postamble) |
| 4642 | FATAL_ERROR("Template::get_single_expr()"); |
| 4643 | ret_val = expr.expr; |
| 4644 | Code::free_expr(&expr); |
| 4645 | return ret_val; |
| 4646 | } |
| 4647 | case TEMPLATE_INVOKE: { |
| 4648 | expression_struct expr; |
| 4649 | Code::init_expr(&expr); |
| 4650 | generate_code_expr_invoke(&expr); |
| 4651 | if (expr.preamble || expr.postamble) |
| 4652 | FATAL_ERROR("Template::get_single_expr()"); |
| 4653 | ret_val = expr.expr; |
| 4654 | Code::free_expr(&expr); |
| 4655 | return ret_val; } |
| 4656 | case TEMPLATE_LIST: |
| 4657 | if (u.templates->get_nof_ts() != 0) |
| 4658 | FATAL_ERROR("Template::get_single_expr()"); |
| 4659 | ret_val = "NULL_VALUE"; |
| 4660 | break; |
| 4661 | case NAMED_TEMPLATE_LIST: |
| 4662 | if (u.named_templates->get_nof_nts() != 0) |
| 4663 | FATAL_ERROR("Template::get_single_expr()"); |
| 4664 | ret_val = "NULL_VALUE"; |
| 4665 | break; |
| 4666 | case INDEXED_TEMPLATE_LIST: |
| 4667 | if (u.indexed_templates->get_nof_its() != 0) |
| 4668 | FATAL_ERROR("Template::get_single_expr()"); |
| 4669 | ret_val = "NULL_VALUE"; |
| 4670 | break; |
| 4671 | case BSTR_PATTERN: |
| 4672 | return get_my_scope()->get_scope_mod_gen() |
| 4673 | ->add_bitstring_pattern(*u.pattern); |
| 4674 | case HSTR_PATTERN: |
| 4675 | return get_my_scope()->get_scope_mod_gen() |
| 4676 | ->add_hexstring_pattern(*u.pattern); |
| 4677 | case OSTR_PATTERN: |
| 4678 | return get_my_scope()->get_scope_mod_gen() |
| 4679 | ->add_octetstring_pattern(*u.pattern); |
| 4680 | case CSTR_PATTERN: |
| 4681 | case USTR_PATTERN: |
| 4682 | return u.pstring |
| 4683 | ->create_charstring_literals(get_my_scope()->get_scope_mod_gen()); |
| 4684 | default: |
| 4685 | FATAL_ERROR("Template::get_single_expr()"); |
| 4686 | } |
| 4687 | if (cast_needed) ret_val = my_governor->get_genname_template(my_scope) + |
| 4688 | "(" + ret_val + ")"; |
| 4689 | return ret_val; |
| 4690 | } |
| 4691 | |
| 4692 | void Template::dump(unsigned level) const |
| 4693 | { |
| 4694 | DEBUG(level, "%s", get_templatetype_str()); |
| 4695 | switch (templatetype) { |
| 4696 | case TEMPLATE_ERROR: |
| 4697 | case OMIT_VALUE: |
| 4698 | case ANY_VALUE: |
| 4699 | case ANY_OR_OMIT: |
| 4700 | break; |
| 4701 | case SPECIFIC_VALUE: |
| 4702 | u.specific_value->dump(level+1); |
| 4703 | break; |
| 4704 | case TEMPLATE_REFD: |
| 4705 | u.ref.ref->dump(level+1); |
| 4706 | break; |
| 4707 | case TEMPLATE_INVOKE: |
| 4708 | u.invoke.v->dump(level+1); |
| 4709 | if (u.invoke.ap_list) u.invoke.ap_list->dump(level + 1); |
| 4710 | else if (u.invoke.t_list) u.invoke.t_list->dump(level + 1); |
| 4711 | break; |
| 4712 | case TEMPLATE_LIST: |
| 4713 | case VALUE_LIST: |
| 4714 | case COMPLEMENTED_LIST: |
| 4715 | case SUPERSET_MATCH: |
| 4716 | case SUBSET_MATCH: |
| 4717 | case PERMUTATION_MATCH: |
| 4718 | for (size_t i = 0; i < u.templates->get_nof_ts(); i++) |
| 4719 | u.templates->get_t_byIndex(i)->dump(level+1); |
| 4720 | break; |
| 4721 | case NAMED_TEMPLATE_LIST: |
| 4722 | for (size_t i = 0; i < u.named_templates->get_nof_nts(); i++) |
| 4723 | u.named_templates->get_nt_byIndex(i)->dump(level+1); |
| 4724 | break; |
| 4725 | case INDEXED_TEMPLATE_LIST: |
| 4726 | for (size_t i = 0; i < u.indexed_templates->get_nof_its(); i++) |
| 4727 | u.indexed_templates->get_it_byIndex(i)->dump(level+1); |
| 4728 | break; |
| 4729 | case VALUE_RANGE: |
| 4730 | u.value_range->dump(level); |
| 4731 | break; |
| 4732 | case BSTR_PATTERN: |
| 4733 | case HSTR_PATTERN: |
| 4734 | case OSTR_PATTERN: |
| 4735 | DEBUG(level+1, "%s", u.pattern->c_str()); |
| 4736 | break; |
| 4737 | case CSTR_PATTERN: |
| 4738 | case USTR_PATTERN: |
| 4739 | u.pstring->dump(level+1); |
| 4740 | break; |
| 4741 | case ALL_FROM: |
| 4742 | case VALUE_LIST_ALL_FROM: |
| 4743 | u.all_from->dump(level+1); |
| 4744 | break; |
| 4745 | default: |
| 4746 | break; |
| 4747 | } |
| 4748 | if (length_restriction) length_restriction->dump(level + 1); |
| 4749 | } |
| 4750 | |
| 4751 | bool Template::has_allfrom() const |
| 4752 | { // the code generation of all from is not fully implemented. This helps avoid of using it. |
| 4753 | if (templatetype != TEMPLATE_LIST) FATAL_ERROR("has_allfrom(): Templatetype shall be TEMPLATE_LIST"); |
| 4754 | size_t nof_ts = u.templates->get_nof_ts(); |
| 4755 | for (size_t i = 0; i < nof_ts; i++) { |
| 4756 | if (u.templates->get_t_byIndex(i)->templatetype == ALL_FROM) { |
| 4757 | return true; |
| 4758 | } |
| 4759 | } |
| 4760 | return false; |
| 4761 | } |
| 4762 | |
| 4763 | // ================================= |
| 4764 | // ===== TemplateInstance |
| 4765 | // ================================= |
| 4766 | |
| 4767 | TemplateInstance::TemplateInstance(const TemplateInstance& p) |
| 4768 | : Node(p), Location(p) |
| 4769 | { |
| 4770 | type = p.type ? p.type->clone() : 0; |
| 4771 | derived_reference = p.derived_reference ? p.derived_reference->clone() : 0; |
| 4772 | template_body = p.template_body->clone(); |
| 4773 | } |
| 4774 | |
| 4775 | TemplateInstance::TemplateInstance(Type *p_type, Ref_base *p_ref, |
| 4776 | Template *p_body) : Node(), Location(), type(p_type), |
| 4777 | derived_reference(p_ref), template_body(p_body) |
| 4778 | { |
| 4779 | if (!p_body) FATAL_ERROR("TemplateInstance::TemplateInstance()"); |
| 4780 | if (type) type->set_ownertype(Type::OT_TEMPLATE_INST, this); |
| 4781 | } |
| 4782 | |
| 4783 | TemplateInstance::~TemplateInstance() |
| 4784 | { |
| 4785 | delete type; |
| 4786 | delete derived_reference; |
| 4787 | delete template_body; |
| 4788 | } |
| 4789 | |
| 4790 | void TemplateInstance::release() |
| 4791 | { |
| 4792 | type = 0; |
| 4793 | derived_reference = 0; |
| 4794 | template_body = 0; |
| 4795 | } |
| 4796 | |
| 4797 | TemplateInstance *TemplateInstance::clone() const |
| 4798 | { |
| 4799 | return new TemplateInstance(*this); |
| 4800 | } |
| 4801 | |
| 4802 | void TemplateInstance::set_fullname(const string& p_fullname) |
| 4803 | { |
| 4804 | Node::set_fullname(p_fullname); |
| 4805 | if (type) type->set_fullname(p_fullname + ".<type>"); |
| 4806 | if (derived_reference) |
| 4807 | derived_reference->set_fullname(p_fullname + ".<derived_reference>"); |
| 4808 | template_body->set_fullname(p_fullname); |
| 4809 | } |
| 4810 | |
| 4811 | void TemplateInstance::set_my_scope(Scope *p_scope) |
| 4812 | { |
| 4813 | if (type) type->set_my_scope(p_scope); |
| 4814 | if (derived_reference) derived_reference->set_my_scope(p_scope); |
| 4815 | template_body->set_my_scope(p_scope); |
| 4816 | } |
| 4817 | |
| 4818 | Type::typetype_t TemplateInstance::get_expr_returntype |
| 4819 | (Type::expected_value_t exp_val) |
| 4820 | { |
| 4821 | Type *t = get_expr_governor(exp_val); |
| 4822 | if (t) return t->get_type_refd_last()->get_typetype_ttcn3(); |
| 4823 | else return template_body->get_expr_returntype(exp_val); |
| 4824 | } |
| 4825 | |
| 4826 | Type *TemplateInstance::get_expr_governor(Type::expected_value_t exp_val) |
| 4827 | { |
| 4828 | if (type) return type; |
| 4829 | if (derived_reference) { |
| 4830 | Type *ret_val = chk_DerivedRef(0); |
| 4831 | if (ret_val) return ret_val; |
| 4832 | } |
| 4833 | return template_body->get_expr_governor(exp_val); |
| 4834 | } |
| 4835 | |
| 4836 | void TemplateInstance::chk(Type *governor) |
| 4837 | { |
| 4838 | if (!governor) FATAL_ERROR("TemplateInstance::chk()"); |
| 4839 | governor = chk_Type(governor); |
| 4840 | governor = chk_DerivedRef(governor); |
| 4841 | template_body->set_my_governor(governor); |
| 4842 | governor->chk_this_template_ref(template_body); |
| 4843 | governor->chk_this_template_generic(template_body, |
| 4844 | (derived_reference != 0 ? INCOMPLETE_ALLOWED : INCOMPLETE_NOT_ALLOWED), |
| 4845 | OMIT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, NOT_IMPLICIT_OMIT, 0); |
| 4846 | } |
| 4847 | |
| 4848 | Type *TemplateInstance::chk_Type(Type *governor) |
| 4849 | { |
| 4850 | if (!type) return governor; |
| 4851 | { |
| 4852 | Error_Context cntxt(type, "In explicit type specification"); |
| 4853 | type->chk(); |
| 4854 | } |
| 4855 | TypeCompatInfo info(template_body->get_template_refd_last() |
| 4856 | ->get_my_scope()->get_scope_mod(), governor, type, |
| 4857 | true, false); |
| 4858 | TypeChain l_chain; |
| 4859 | TypeChain r_chain; |
| 4860 | if (!governor) return type; |
| 4861 | else if (governor->is_compatible(type, &info, &l_chain, &r_chain, true)) { |
| 4862 | return governor; |
| 4863 | } else { |
| 4864 | if (info.is_subtype_error()) { |
| 4865 | type->error("%s", info.get_subtype_error().c_str()); |
| 4866 | } else |
| 4867 | if (!info.is_erroneous()) { |
| 4868 | type->error("Incompatible explicit type specification: `%s' was " |
| 4869 | "expected instead of `%s'", |
| 4870 | governor->get_typename().c_str(), |
| 4871 | type->get_typename().c_str()); |
| 4872 | } else { |
| 4873 | type->error("%s", info.get_error_str_str().c_str()); |
| 4874 | } |
| 4875 | return type; |
| 4876 | } |
| 4877 | } |
| 4878 | |
| 4879 | Type *TemplateInstance::chk_DerivedRef(Type *governor) |
| 4880 | { |
| 4881 | if (!derived_reference) return governor; |
| 4882 | Error_Context cntxt(derived_reference, "In derived reference"); |
| 4883 | Common::Assignment *ass = derived_reference->get_refd_assignment(); |
| 4884 | // the base template reference must not have sub-references |
| 4885 | if (derived_reference->get_subrefs()) |
| 4886 | FATAL_ERROR("TemplateInstance::chk_DerivedRef()"); |
| 4887 | bool set_bt = false; |
| 4888 | if (!ass) goto error; |
| 4889 | switch (ass->get_asstype()) { |
| 4890 | case Common::Assignment::A_TEMPLATE: |
| 4891 | set_bt = true; |
| 4892 | // no break |
| 4893 | case Common::Assignment::A_MODULEPAR_TEMP: |
| 4894 | case Common::Assignment::A_VAR_TEMPLATE: |
| 4895 | case Common::Assignment::A_PAR_TEMPL_IN: |
| 4896 | case Common::Assignment::A_PAR_TEMPL_OUT: |
| 4897 | case Common::Assignment::A_PAR_TEMPL_INOUT: |
| 4898 | case Common::Assignment::A_FUNCTION_RTEMP: |
| 4899 | case Common::Assignment::A_EXT_FUNCTION_RTEMP: { |
| 4900 | if (!governor) governor = type; |
| 4901 | Type *base_template_type = ass->get_Type(); |
| 4902 | if (governor) { |
| 4903 | TypeCompatInfo info(template_body->get_template_refd_last() |
| 4904 | ->get_my_scope()->get_scope_mod(), governor, type, |
| 4905 | true, false); |
| 4906 | TypeChain l_chain; |
| 4907 | TypeChain r_chain; |
| 4908 | if (!governor->is_compatible(base_template_type, &info, &l_chain, |
| 4909 | &r_chain)) { |
| 4910 | if (info.is_subtype_error()) { |
| 4911 | derived_reference->error("%s", info.get_subtype_error().c_str()); |
| 4912 | } else |
| 4913 | if (!info.is_erroneous()) { |
| 4914 | derived_reference->error("Base template `%s' has incompatible " |
| 4915 | "type: `%s' was expected instead of `%s'", |
| 4916 | ass->get_fullname().c_str(), |
| 4917 | governor->get_typename().c_str(), |
| 4918 | base_template_type->get_typename().c_str()); |
| 4919 | } else { |
| 4920 | derived_reference->error("%s", info.get_error_str_str().c_str()); |
| 4921 | } |
| 4922 | // if explicit type specification is omitted |
| 4923 | // check the template body against the type of the base template |
| 4924 | if (!type) governor = base_template_type; |
| 4925 | set_bt = false; |
| 4926 | } else { |
| 4927 | if (info.needs_conversion()) |
| 4928 | template_body->set_needs_conversion(); |
| 4929 | } |
| 4930 | } else governor = base_template_type; |
| 4931 | break; } |
| 4932 | default: |
| 4933 | derived_reference->error("Reference to a template was expected instead " |
| 4934 | "of %s", ass->get_description().c_str()); |
| 4935 | goto error; |
| 4936 | } |
| 4937 | if (set_bt) template_body->set_base_template(ass->get_Template()); |
| 4938 | return governor; |
| 4939 | error: |
| 4940 | // drop the erroneous derived_reference to avoid further errors |
| 4941 | delete derived_reference; |
| 4942 | derived_reference = 0; |
| 4943 | return governor; |
| 4944 | } |
| 4945 | |
| 4946 | void TemplateInstance::chk_recursions(ReferenceChain& refch) |
| 4947 | { |
| 4948 | template_body->chk_recursions(refch); |
| 4949 | } |
| 4950 | |
| 4951 | bool TemplateInstance::is_string_type(Type::expected_value_t exp_val) |
| 4952 | { |
| 4953 | switch (get_expr_returntype(exp_val)) { |
| 4954 | case Type::T_CSTR: |
| 4955 | case Type::T_USTR: |
| 4956 | case Type::T_BSTR: |
| 4957 | case Type::T_HSTR: |
| 4958 | case Type::T_OSTR: |
| 4959 | return true; |
| 4960 | default: |
| 4961 | return false; |
| 4962 | } |
| 4963 | } |
| 4964 | |
| 4965 | bool TemplateInstance::chk_restriction(const char* definition_name, |
| 4966 | template_restriction_t template_restriction, const Location* usage_loc) |
| 4967 | { |
| 4968 | bool needs_runtime_check = false; |
| 4969 | if (derived_reference) // if modified |
| 4970 | { |
| 4971 | Common::Assignment *ass = derived_reference->get_refd_assignment(); |
| 4972 | switch (ass->get_asstype()) { |
| 4973 | case Common::Assignment::A_TEMPLATE: |
| 4974 | // already added to template_body as base template by chk_DerivedRef() |
| 4975 | needs_runtime_check = template_body->chk_restriction( |
| 4976 | definition_name, template_restriction, usage_loc); |
| 4977 | break; |
| 4978 | case Common::Assignment::A_MODULEPAR_TEMP: |
| 4979 | case Common::Assignment::A_VAR_TEMPLATE: |
| 4980 | case Common::Assignment::A_EXT_FUNCTION_RTEMP: |
| 4981 | case Common::Assignment::A_FUNCTION_RTEMP: |
| 4982 | case Common::Assignment::A_PAR_TEMPL_IN: |
| 4983 | case Common::Assignment::A_PAR_TEMPL_OUT: |
| 4984 | case Common::Assignment::A_PAR_TEMPL_INOUT: { |
| 4985 | // create a temporary Template to be added as the base template and |
| 4986 | // check, remove and delete after checked |
| 4987 | if (template_body->get_base_template()) |
| 4988 | FATAL_ERROR("TemplateInstance::chk_restriction()"); |
| 4989 | template_body->set_base_template(new Template(derived_reference)); |
| 4990 | needs_runtime_check = template_body->chk_restriction( |
| 4991 | definition_name, template_restriction, usage_loc); |
| 4992 | delete template_body->get_base_template(); |
| 4993 | template_body->set_base_template(0); |
| 4994 | } break; |
| 4995 | default: |
| 4996 | break; |
| 4997 | } |
| 4998 | } else { // simple |
| 4999 | needs_runtime_check = template_body->chk_restriction(definition_name, |
| 5000 | template_restriction, usage_loc); |
| 5001 | } |
| 5002 | return needs_runtime_check; |
| 5003 | } |
| 5004 | |
| 5005 | bool TemplateInstance::has_single_expr() |
| 5006 | { |
| 5007 | if (derived_reference) return false; |
| 5008 | else if (type) return false; |
| 5009 | else return template_body->has_single_expr(); |
| 5010 | } |
| 5011 | |
| 5012 | void TemplateInstance::set_code_section( |
| 5013 | GovernedSimple::code_section_t p_code_section) |
| 5014 | { |
| 5015 | if (derived_reference) derived_reference->set_code_section(p_code_section); |
| 5016 | template_body->set_code_section(p_code_section); |
| 5017 | } |
| 5018 | |
| 5019 | bool TemplateInstance::needs_temp_ref() |
| 5020 | { |
| 5021 | if (template_body->get_templatetype() != Template::SPECIFIC_VALUE) |
| 5022 | return false; |
| 5023 | Value *val = template_body->get_specific_value(); |
| 5024 | if (val->get_valuetype() == Value::V_REFD) { |
| 5025 | FieldOrArrayRefs *refs = val->get_reference()->get_subrefs(); |
| 5026 | if (!refs) return false; |
| 5027 | // We need at least a 2-long reference chain. E.g. "a[0].b". 3.0.4 |
| 5028 | // can't handle a normal reference following an indexed reference. The |
| 5029 | // indexed reference must be on the first place. Code like: "a.b[0].c" |
| 5030 | // compiles fine. |
| 5031 | if (refs->get_nof_refs() < 2 |
| 5032 | || refs->get_ref(0)->get_type() != FieldOrArrayRef::ARRAY_REF) |
| 5033 | return false; |
| 5034 | } else { |
| 5035 | return false; |
| 5036 | } |
| 5037 | return true; |
| 5038 | } |
| 5039 | |
| 5040 | void TemplateInstance::generate_code(expression_struct *expr, |
| 5041 | template_restriction_t template_restriction) |
| 5042 | { |
| 5043 | if (derived_reference) { |
| 5044 | // preserve the target expression |
| 5045 | char *expr_backup = expr->expr; |
| 5046 | // reset the space for the target expression |
| 5047 | expr->expr = NULL; |
| 5048 | derived_reference->generate_code(expr); |
| 5049 | // now the C++ equivalent of the base template reference is in expr->expr |
| 5050 | const string& tmp_id = template_body->get_temporary_id(); |
| 5051 | const char *tmp_id_str = tmp_id.c_str(); |
| 5052 | // create a temporary variable and copy the contents of base template |
| 5053 | // into it |
| 5054 | expr->preamble = mputprintf(expr->preamble, "%s %s(%s);\n", |
| 5055 | template_body->get_my_governor()->get_genname_template( |
| 5056 | template_body->get_my_scope()).c_str(), tmp_id_str, expr->expr); |
| 5057 | // perform the modifications on the temporary variable |
| 5058 | expr->preamble = template_body->generate_code_init(expr->preamble, |
| 5059 | tmp_id_str); |
| 5060 | // runtime template restriction check |
| 5061 | if (template_restriction!=TR_NONE) |
| 5062 | expr->preamble = Template::generate_restriction_check_code( |
| 5063 | expr->preamble, tmp_id_str, template_restriction); |
| 5064 | // the base template reference is no longer needed |
| 5065 | Free(expr->expr); |
| 5066 | // restore the target expression append the name of the temporary |
| 5067 | // variable to it |
| 5068 | expr->expr = mputstr(expr_backup, tmp_id_str); |
| 5069 | } else template_body->generate_code_expr(expr, template_restriction); |
| 5070 | } |
| 5071 | |
| 5072 | char *TemplateInstance::rearrange_init_code(char *str, Common::Module* usage_mod) |
| 5073 | { |
| 5074 | if (derived_reference) { |
| 5075 | ActualParList *actual_parlist = derived_reference->get_parlist(); |
| 5076 | Common::Assignment *ass = derived_reference->get_refd_assignment(); |
| 5077 | if (!ass) FATAL_ERROR("TemplateInstance::rearrange_init_code()"); |
| 5078 | if (actual_parlist) str = actual_parlist->rearrange_init_code(str, usage_mod); |
| 5079 | if (ass->get_asstype() == Common::Assignment::A_TEMPLATE) { |
| 5080 | Template *t = ass->get_Template(); |
| 5081 | FormalParList *formal_parlist = ass->get_FormalParList(); |
| 5082 | if (formal_parlist) { |
| 5083 | // the referred template is parameterized |
| 5084 | // the embedded referenced templates shall be visited |
| 5085 | str = t->rearrange_init_code(str, usage_mod); |
| 5086 | // the constants used for default values have to be initialized now |
| 5087 | if (ass->get_my_scope()->get_scope_mod_gen() == usage_mod) { |
| 5088 | str = formal_parlist->generate_code_defval(str); |
| 5089 | } |
| 5090 | } else { |
| 5091 | // the referred template is not parameterized |
| 5092 | // its entire body has to be initialized now |
| 5093 | if (ass->get_my_scope()->get_scope_mod_gen() == usage_mod) { |
| 5094 | str = t->generate_code_init(str, t->get_lhs_name().c_str()); |
| 5095 | } |
| 5096 | } |
| 5097 | } |
| 5098 | } |
| 5099 | str = template_body->rearrange_init_code(str, usage_mod); |
| 5100 | return str; |
| 5101 | } |
| 5102 | |
| 5103 | void TemplateInstance::append_stringRepr(string& str) const |
| 5104 | { |
| 5105 | if (type) { |
| 5106 | str += type->get_typename(); |
| 5107 | str += " : "; |
| 5108 | } |
| 5109 | if (derived_reference) { |
| 5110 | str += "modifies "; |
| 5111 | str += derived_reference->get_dispname(); |
| 5112 | str += " := "; |
| 5113 | } |
| 5114 | str += template_body->get_stringRepr(); |
| 5115 | } |
| 5116 | |
| 5117 | void TemplateInstance::dump(unsigned level) const |
| 5118 | { |
| 5119 | if (type) { |
| 5120 | DEBUG(level, "type:"); |
| 5121 | type->dump(level + 1); |
| 5122 | } |
| 5123 | if (derived_reference) { |
| 5124 | DEBUG(level, "modifies:"); |
| 5125 | derived_reference->dump(level + 1); |
| 5126 | } |
| 5127 | template_body->dump(level); |
| 5128 | } |
| 5129 | |
| 5130 | Value* TemplateInstance::get_specific_value() const |
| 5131 | { |
| 5132 | if (type) return NULL; |
| 5133 | if (derived_reference) return NULL; |
| 5134 | if (template_body->is_length_restricted() || template_body->get_ifpresent()) |
| 5135 | return NULL; |
| 5136 | if (template_body->get_templatetype()!=Template::SPECIFIC_VALUE) return NULL; |
| 5137 | return template_body->get_specific_value(); |
| 5138 | } |
| 5139 | |
| 5140 | Def_Template* TemplateInstance::get_Referenced_Base_Template() |
| 5141 | { // it may return 0 |
| 5142 | if (!get_Template()) return NULL; |
| 5143 | Ttcn::Template::templatetype_t tpt = get_Template()->get_templatetype(); |
| 5144 | if (Ttcn::Template::TEMPLATE_REFD != tpt) return NULL; |
| 5145 | Ttcn::Ref_base* refbase = get_Template()->get_reference(); |
| 5146 | Ttcn::Reference * ref = dynamic_cast<Ttcn::Reference*>(refbase); |
| 5147 | if (!ref) return NULL; |
| 5148 | Common::Assignment* ass = ref->get_refd_assignment(); |
| 5149 | Ttcn::Definition* def = dynamic_cast<Ttcn::Definition*>(ass); |
| 5150 | if (!def) return NULL; |
| 5151 | Ttcn::Def_Template* deftemp = dynamic_cast<Ttcn::Def_Template*>(def); |
| 5152 | if (!deftemp) return NULL; |
| 5153 | |
| 5154 | return deftemp; |
| 5155 | } |
| 5156 | |
| 5157 | } |
| 5158 | |