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1 | /////////////////////////////////////////////////////////////////////////////// |
2 | // Copyright (c) 2000-2014 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 "../../common/dbgnew.hh" | |
9 | #include "Statement.hh" | |
10 | #include "Ttcnstuff.hh" | |
11 | #include "../TypeCompat.hh" | |
12 | #include "../CompType.hh" | |
13 | #include "../CompField.hh" | |
14 | #include "../SigParam.hh" | |
15 | #include "TtcnTemplate.hh" | |
16 | #include "ILT.hh" | |
17 | #include "ArrayDimensions.hh" | |
18 | #include "../Int.hh" | |
19 | #include "../main.hh" | |
20 | #include "Attributes.hh" | |
21 | ||
22 | namespace Ttcn { | |
23 | ||
24 | // ================================= | |
25 | // ===== StatementBlock | |
26 | // ================================= | |
27 | ||
28 | StatementBlock::StatementBlock() | |
29 | : Scope(), checked(false), labels_checked(false), my_sb(0), my_def(0), exception_handling(EH_NONE) | |
30 | { | |
31 | } | |
32 | ||
33 | StatementBlock::~StatementBlock() | |
34 | { | |
35 | for(size_t i=0; i<stmts.size(); i++) | |
36 | delete stmts[i]; | |
37 | stmts.clear(); | |
38 | defs.clear(); | |
39 | labels.clear(); | |
40 | } | |
41 | ||
42 | StatementBlock *StatementBlock::clone() const | |
43 | { | |
44 | FATAL_ERROR("StatementBlock::clone"); | |
45 | } | |
46 | ||
47 | void StatementBlock::dump(unsigned int level) const | |
48 | { | |
49 | size_t n = stmts.size(); | |
50 | DEBUG(level, "StatementBlock at %p with %lu", (const void*)this, | |
51 | (unsigned long) n); | |
52 | for (size_t i = 0; i < n; ++i) { | |
53 | stmts[i]->dump(level+1); | |
54 | } | |
55 | } | |
56 | ||
57 | void StatementBlock::add_stmt(Statement *p_stmt, bool to_front) | |
58 | { | |
59 | if(!p_stmt) | |
60 | FATAL_ERROR("StatementBlock::add_stmt()"); | |
61 | if (to_front) { | |
62 | stmts.add_front(p_stmt); | |
63 | } else { | |
64 | stmts.add(p_stmt); | |
65 | } | |
66 | p_stmt->set_my_scope(this); | |
67 | p_stmt->set_my_sb(this, stmts.size()-1); | |
68 | } | |
69 | ||
70 | void StatementBlock::set_my_scope(Scope *p_scope) | |
71 | { | |
72 | set_parent_scope(p_scope); | |
73 | for(size_t i=0; i<stmts.size(); i++) | |
74 | stmts[i]->set_my_scope(this); | |
75 | } | |
76 | ||
77 | void StatementBlock::set_fullname(const string& p_fullname) | |
78 | { | |
79 | Node::set_fullname(p_fullname); | |
80 | for(size_t i=0; i<stmts.size(); i++) | |
81 | stmts[i]->set_fullname(p_fullname+".stmt_"+Int2string(i+1)); | |
82 | } | |
83 | ||
84 | /** \todo handle loops and conditional statements */ | |
85 | Statement *StatementBlock::get_first_stmt() const | |
86 | { | |
87 | size_t nof_stmts = stmts.size(); | |
88 | for (size_t i = 0; i < nof_stmts; i++) { | |
89 | Statement *stmt = stmts[i]; | |
90 | switch (stmt->get_statementtype()) { | |
91 | case Statement::S_LABEL: | |
92 | // ignore and go to the next statement | |
93 | break; | |
94 | case Statement::S_BLOCK: { | |
95 | // if the block is not empty return its first statement | |
96 | // otherwise go to the next statement | |
97 | Statement *first_stmt = stmt->get_block()->get_first_stmt(); | |
98 | if (first_stmt) return first_stmt; | |
99 | else break; } | |
100 | case Statement::S_DOWHILE: { | |
101 | // if the block is not empty return its first statement | |
102 | // otherwise return the whole do-while statement | |
103 | Statement *first_stmt = stmt->get_block()->get_first_stmt(); | |
104 | if (first_stmt) return first_stmt; | |
105 | else return stmt; } | |
106 | default: | |
107 | return stmt; | |
108 | } | |
109 | } | |
110 | return 0; | |
111 | } | |
112 | ||
113 | void StatementBlock::register_def(Definition *p_def) | |
114 | { | |
115 | if(!p_def) FATAL_ERROR("StatementBlock::register_def()"); | |
116 | const Identifier& id=p_def->get_id(); | |
117 | if (defs.has_key(id)) { | |
118 | const char *dispname = id.get_dispname().c_str(); | |
119 | p_def->error("Duplicate definition with identifier `%s'", dispname); | |
120 | defs[id]->note("Previous definition with identifier `%s' is here", | |
121 | dispname); | |
122 | } else { | |
123 | defs.add(id, p_def); | |
124 | if (parent_scope) { | |
125 | if (parent_scope->has_ass_withId(id)) { | |
126 | const char *dispname = id.get_dispname().c_str(); | |
127 | p_def->error("Definition with identifier `%s' is not unique" | |
128 | " in the scope hierarchy", dispname); | |
129 | Reference ref(0, id.clone()); | |
130 | Common::Assignment *ass = parent_scope->get_ass_bySRef(&ref); | |
131 | if (!ass) FATAL_ERROR("StatementBlock::register_def()"); | |
132 | ass->note("Previous definition with identifier `%s' in higher " | |
133 | "scope unit is here", dispname); | |
134 | } else if (parent_scope->is_valid_moduleid(id)) { | |
135 | p_def->warning("Definition with name `%s' hides a module identifier", | |
136 | id.get_dispname().c_str()); | |
137 | } | |
138 | } | |
139 | } | |
140 | } | |
141 | ||
142 | bool StatementBlock::has_ass_withId(const Identifier& p_id) | |
143 | { | |
144 | return defs.has_key(p_id) || get_parent_scope()->has_ass_withId(p_id); | |
145 | } | |
146 | ||
147 | Common::Assignment* StatementBlock::get_ass_bySRef(Ref_simple *p_ref) | |
148 | { | |
149 | if(p_ref->get_modid()) return get_parent_scope()->get_ass_bySRef(p_ref); | |
150 | const Identifier& id=*p_ref->get_id(); | |
151 | if(defs.has_key(id)) return defs[id]; | |
152 | else return get_parent_scope()->get_ass_bySRef(p_ref); | |
153 | } | |
154 | ||
155 | Type *StatementBlock::get_mtc_system_comptype(bool is_system, bool is_connecting) | |
156 | { | |
157 | // return NULL outside test cases | |
158 | if (!my_def || ((is_system || !is_connecting) && | |
159 | my_def->get_asstype() != Common::Assignment::A_TESTCASE)) { | |
160 | return 0; | |
161 | } | |
162 | if (is_system) { | |
163 | Def_Testcase *t_tc = dynamic_cast<Def_Testcase*>(my_def); | |
164 | if (!t_tc) FATAL_ERROR("StatementBlock::get_mtc_system_comptype()"); | |
165 | Type *system_ct = t_tc->get_SystemType(); | |
166 | if (system_ct) return system_ct; | |
167 | // otherwise (if the testcase has no system clause) the type of 'system' | |
168 | // is the same as the type of 'mtc' (which is given in 'runs on' clause) | |
169 | } | |
170 | return my_def->get_RunsOnType(); | |
171 | } | |
172 | ||
173 | Ttcn::StatementBlock *StatementBlock::get_statementblock_scope() | |
174 | { | |
175 | return this; | |
176 | } | |
177 | ||
178 | void StatementBlock::set_my_sb(StatementBlock *p_sb, size_t p_index) | |
179 | { | |
180 | my_sb=p_sb; | |
181 | my_sb_index=p_index; | |
182 | for(size_t i=0; i<stmts.size(); i++) | |
183 | stmts[i]->set_my_sb(this, i); | |
184 | } | |
185 | ||
186 | size_t StatementBlock::get_my_sb_index() const | |
187 | { | |
188 | if(!my_sb) FATAL_ERROR("StatementBlock::get_my_sb_index()"); | |
189 | return my_sb_index; | |
190 | } | |
191 | ||
192 | void StatementBlock::set_my_def(Definition *p_def) | |
193 | { | |
194 | my_def=p_def; | |
195 | for(size_t i=0; i<stmts.size(); i++) | |
196 | stmts[i]->set_my_def(p_def); | |
197 | } | |
198 | ||
199 | void StatementBlock::set_my_ags(AltGuards *p_ags) | |
200 | { | |
201 | for(size_t i=0; i<stmts.size(); i++) | |
202 | stmts[i]->set_my_ags(p_ags); | |
203 | } | |
204 | ||
205 | void StatementBlock::set_my_laic_stmt(AltGuards *p_ags, | |
206 | Statement *p_loop_stmt) | |
207 | { | |
208 | for(size_t i=0; i<stmts.size(); i++) | |
209 | stmts[i]->set_my_laic_stmt(p_ags, p_loop_stmt); | |
210 | } | |
211 | ||
212 | StatementBlock::returnstatus_t StatementBlock::has_return() const | |
213 | { | |
214 | returnstatus_t ret_val = RS_NO; | |
215 | size_t nof_stmts = stmts.size(); | |
216 | for (size_t i = 0; i < nof_stmts; i++) { | |
217 | Statement *stmt = stmts[i]; | |
218 | if (stmt->get_statementtype() == Statement::S_GOTO) { | |
219 | if (stmt->goto_jumps_forward()) { | |
220 | // heuristics without deep analysis of the control flow graph: | |
221 | // skip over the next statements until a (used) label is found | |
222 | // the behaviour will be sound (i.e. no false errors will be reported) | |
223 | for (i++; i < nof_stmts; i++) { | |
224 | stmt = stmts[i]; | |
225 | if (stmt->get_statementtype() == Statement::S_LABEL && | |
226 | stmt->label_is_used()) break; | |
227 | } | |
228 | } else return RS_YES; | |
229 | } else if (stmt->get_statementtype()==Statement::S_BLOCK && stmt->get_block()->exception_handling!=EH_NONE) { | |
230 | switch (stmt->get_block()->exception_handling) { | |
231 | case EH_TRY: // the i-th statement is a try{} statement block, the (i+1)-th must be a catch{} block | |
232 | if ((i+1)<nof_stmts && stmts[i+1]->get_statementtype()==Statement::S_BLOCK && stmts[i+1]->get_block()->exception_handling==EH_CATCH) { | |
233 | returnstatus_t try_block_rs = stmt->has_return(); | |
234 | returnstatus_t catch_block_rs = stmts[i+1]->has_return(); | |
235 | // 3 x 3 combinations | |
236 | if (try_block_rs==catch_block_rs) { | |
237 | switch (try_block_rs) { | |
238 | case RS_YES: | |
239 | return RS_YES; | |
240 | case RS_MAYBE: | |
241 | ret_val = RS_MAYBE; | |
242 | default: | |
243 | break; | |
244 | } | |
245 | } else { | |
246 | ret_val = RS_MAYBE; | |
247 | } | |
248 | } else { // if next statement is not a catch{} block then that error has already been reported | |
249 | ret_val = RS_MAYBE; // assume the catch block was an RS_MAYBE | |
250 | } | |
251 | break; | |
252 | case EH_CATCH: | |
253 | // logically this is part of the preceding try{} block, handle it as part of it, see above case EH_TRY | |
254 | break; | |
255 | default: | |
256 | FATAL_ERROR("StatementBlock::has_return()"); | |
257 | } | |
258 | } else { | |
259 | switch (stmt->has_return()) { | |
260 | case RS_YES: | |
261 | return RS_YES; | |
262 | case RS_MAYBE: | |
263 | ret_val = RS_MAYBE; | |
264 | default: | |
265 | break; | |
266 | } | |
267 | } | |
268 | } | |
269 | return ret_val; | |
270 | } | |
271 | ||
272 | bool StatementBlock::has_receiving_stmt(size_t start_i) const | |
273 | { | |
274 | for(size_t i=start_i; i<stmts.size(); i++) | |
275 | if(stmts[i]->has_receiving_stmt()) return true; | |
276 | return false; | |
277 | } | |
278 | ||
279 | bool StatementBlock::has_def_stmt_i(size_t start_i) const | |
280 | { | |
281 | for(size_t i=start_i; i<stmts.size(); i++) | |
282 | if(stmts[i]->get_statementtype()==Statement::S_DEF) return true; | |
283 | return false; | |
284 | } | |
285 | ||
286 | size_t StatementBlock::last_receiving_stmt_i() const | |
287 | { | |
288 | size_t nof_stmts = stmts.size(); | |
289 | if (nof_stmts > 0) { | |
290 | size_t i = nof_stmts; | |
291 | do { | |
292 | if (stmts[--i]->has_receiving_stmt()) return i; | |
293 | } while (i > 0); | |
294 | } | |
295 | return nof_stmts; | |
296 | } | |
297 | ||
298 | StatementBlock *StatementBlock::get_parent_block() const | |
299 | { | |
300 | for (Scope *s = get_parent_scope(); s; s=s->get_parent_scope()) { | |
301 | StatementBlock *sb = dynamic_cast<StatementBlock*>(s); | |
302 | if (sb) return sb; | |
303 | } | |
304 | return 0; | |
305 | } | |
306 | ||
307 | void StatementBlock::chk_trycatch_blocks(Statement* s1, Statement* s2) { | |
308 | if (s1 && s1->get_statementtype()==Statement::S_BLOCK && s1->get_block()->get_exception_handling()==StatementBlock::EH_TRY) { | |
309 | if (!(s2 && s2->get_statementtype()==Statement::S_BLOCK && s2->get_block()->get_exception_handling()==StatementBlock::EH_CATCH)) { | |
310 | s1->error("`try' statement block must be followed by a `catch' block"); | |
311 | } | |
312 | } | |
313 | if (s2 && s2->get_statementtype()==Statement::S_BLOCK && s2->get_block()->get_exception_handling()==StatementBlock::EH_CATCH) { | |
314 | if (!(s1 && s1->get_statementtype()==Statement::S_BLOCK && s1->get_block()->get_exception_handling()==StatementBlock::EH_TRY)) { | |
315 | s2->error("`catch' statement block must be preceded by a `try' block"); | |
316 | } | |
317 | } | |
318 | } | |
319 | ||
320 | void StatementBlock::chk() | |
321 | { | |
322 | if (checked) return; | |
323 | chk_labels(); | |
324 | bool unreach_found = false; | |
325 | size_t nof_stmts = stmts.size(); | |
326 | Statement *prev_stmt = 0; | |
327 | for (size_t i = 0; i < nof_stmts; i++) { | |
328 | Statement *stmt = stmts[i]; | |
329 | stmt->chk(); | |
330 | if (!unreach_found && stmt->get_statementtype() != Statement::S_LABEL && | |
331 | prev_stmt && prev_stmt->is_terminating()) { | |
332 | // a statement is unreachable if: | |
333 | // - it is not a label (i.e. goto cannot jump to it) | |
334 | // - it is not the first statement of the block | |
335 | // - the previous statement terminates the control flow | |
336 | stmt->warning("Control never reaches this statement"); | |
337 | unreach_found = true; | |
338 | } | |
339 | // check try-catch statement block usage | |
340 | chk_trycatch_blocks(prev_stmt, stmt); | |
341 | // | |
342 | prev_stmt = stmt; | |
343 | } | |
344 | chk_trycatch_blocks(prev_stmt, 0); | |
345 | chk_unused_labels(); | |
346 | checked = true; | |
347 | } | |
348 | ||
349 | void StatementBlock::chk_allowed_interleave() | |
350 | { | |
351 | size_t nof_stmts = stmts.size(); | |
352 | for (size_t i = 0; i < nof_stmts; i++) | |
353 | stmts[i]->chk_allowed_interleave(); | |
354 | } | |
355 | ||
356 | void StatementBlock::chk_labels() | |
357 | { | |
358 | if(labels_checked) return; | |
359 | for(size_t i=0; i<stmts.size(); i++) { | |
360 | Statement *st=stmts[i]; | |
361 | if(st->get_statementtype()!=Statement::S_LABEL) continue; | |
362 | const Identifier& labelid=st->get_labelid(); | |
363 | if(has_label(labelid)) { | |
364 | const char *name=labelid.get_dispname().c_str(); | |
365 | st->error("Duplicate label `%s'", name); | |
366 | Statement *st2=get_label(labelid); | |
367 | st2->note("Previous definition of label `%s' is here", name); | |
368 | } | |
369 | else labels.add(labelid, st); | |
370 | } | |
371 | labels_checked=true; | |
372 | } | |
373 | ||
374 | void StatementBlock::chk_unused_labels() | |
375 | { | |
376 | size_t nof_stmts = stmts.size(); | |
377 | for (size_t i = 0; i < nof_stmts; i++) { | |
378 | Statement *stmt = stmts[i]; | |
379 | if (stmt->get_statementtype() == Statement::S_LABEL && | |
380 | !stmt->label_is_used()) | |
381 | stmt->warning("Label `%s' is defined, but not used", | |
382 | stmt->get_labelid().get_dispname().c_str()); | |
383 | } | |
384 | } | |
385 | ||
386 | bool StatementBlock::has_label(const Identifier& p_id) const | |
387 | { | |
388 | for (const StatementBlock *sb = this; sb; sb = sb->get_parent_block()) | |
389 | if (sb->labels.has_key(p_id)) return true; | |
390 | return false; | |
391 | } | |
392 | ||
393 | Statement *StatementBlock::get_label(const Identifier& p_id) const | |
394 | { | |
395 | for (const StatementBlock *sb = this; sb; sb = sb->get_parent_block()) | |
396 | if (sb->labels.has_key(p_id)) return sb->labels[p_id]; | |
397 | FATAL_ERROR("StatementBlock::get_label()"); | |
398 | return 0; | |
399 | } | |
400 | ||
401 | void StatementBlock::set_code_section( | |
402 | GovernedSimple::code_section_t p_code_section) | |
403 | { | |
404 | for(size_t i = 0; i < stmts.size(); i++) | |
405 | stmts[i]->set_code_section(p_code_section); | |
406 | } | |
407 | ||
408 | char* StatementBlock::generate_code(char *str) | |
409 | { | |
410 | if (exception_handling==EH_TRY) { | |
411 | str = mputstr(str, "TTCN_TryBlock try_block;\n"); | |
412 | } | |
413 | if (stmts.size()>0) { | |
414 | Statement* first_stmt = stmts[0]; | |
415 | str = first_stmt->generate_code(str); | |
416 | if (exception_handling==EH_CATCH) { | |
417 | if (first_stmt->get_statementtype()!=Statement::S_DEF) FATAL_ERROR("StatementBlock::generate_code()"); | |
418 | Definition* error_msg_def = first_stmt->get_def(); | |
419 | string error_msg_name = error_msg_def->get_id().get_name(); | |
420 | str = mputprintf(str, "%s = ttcn_error.get_message();\n", error_msg_name.c_str()); | |
421 | } | |
422 | } | |
423 | for(size_t i=1; i<stmts.size(); i++) { | |
424 | str = stmts[i]->generate_code(str); | |
425 | } | |
426 | return str; | |
427 | } | |
428 | ||
429 | void StatementBlock::ilt_generate_code(ILT *ilt) | |
430 | { | |
431 | size_t nof_stmts = stmts.size(); | |
432 | if (nof_stmts == 0) return; | |
433 | char*& str=ilt->get_out_branches(); | |
434 | size_t last_recv_stmt_i=last_receiving_stmt_i(); | |
435 | // has no receiving stmt | |
436 | if (last_recv_stmt_i == nof_stmts) { | |
437 | bool has_def=has_def_stmt_i(); | |
438 | if(has_def) str=mputstr(str, "{\n"); | |
439 | for(size_t i=0; i<nof_stmts; i++) | |
440 | str=stmts[i]->generate_code(str); | |
441 | if(has_def) str=mputstr(str, "}\n"); | |
442 | return; | |
443 | } | |
444 | for(size_t i=0; i<=last_recv_stmt_i; i++) | |
445 | stmts[i]->ilt_generate_code(ilt); | |
446 | // the last part which does not contain receiving stmt | |
447 | if(last_recv_stmt_i==nof_stmts-1) return; | |
448 | bool has_def=has_def_stmt_i(last_recv_stmt_i+1); | |
449 | if(has_def) str=mputstr(str, "{\n"); | |
450 | for(size_t i=last_recv_stmt_i+1; i<nof_stmts; i++) | |
451 | str=stmts[i]->generate_code(str); | |
452 | if(has_def) str=mputstr(str, "}\n"); | |
453 | } | |
454 | ||
455 | void StatementBlock::set_parent_path(WithAttribPath* p_path) | |
456 | { | |
457 | for (size_t i = 0; i < stmts.size(); i++) | |
458 | stmts[i]->set_parent_path(p_path); | |
459 | } | |
460 | ||
461 | // ================================= | |
462 | // ===== Statement | |
463 | // ================================= | |
464 | ||
465 | void Statement::clean_up() | |
466 | { | |
467 | switch (statementtype) { | |
468 | case S_ERROR: | |
469 | case S_BREAK: | |
470 | case S_CONTINUE: | |
471 | case S_STOP_EXEC: | |
472 | case S_REPEAT: | |
473 | break; | |
474 | case S_START_UNDEF: | |
475 | case S_STOP_UNDEF: | |
476 | delete undefstartstop.ref; | |
477 | delete undefstartstop.val; | |
478 | break; | |
479 | case S_UNKNOWN_INSTANCE: | |
480 | case S_FUNCTION_INSTANCE: | |
481 | case S_ALTSTEP_INSTANCE: | |
482 | case S_ACTIVATE: | |
483 | delete ref_pard; | |
484 | break; | |
485 | case S_DEF: | |
486 | delete def; | |
487 | break; | |
488 | case S_ASSIGNMENT: | |
489 | delete ass; | |
490 | break; | |
491 | case S_BLOCK: | |
492 | delete block; | |
493 | break; | |
494 | case S_LOG: | |
495 | case S_ACTION: | |
496 | case S_STOP_TESTCASE: | |
497 | delete logargs; | |
498 | break; | |
499 | case S_LABEL: | |
500 | delete label.id; | |
501 | delete label.clabel; | |
502 | break; | |
503 | case S_GOTO: | |
504 | delete go_to.id; | |
505 | break; | |
506 | case S_IF: | |
507 | delete if_stmt.ics; | |
508 | delete if_stmt.elseblock; | |
509 | delete if_stmt.elseblock_location; | |
510 | break; | |
511 | case S_SELECT: | |
512 | delete select.expr; | |
513 | delete select.scs; | |
514 | break; | |
515 | case S_FOR: | |
516 | if(loop.for_stmt.varinst) | |
517 | delete loop.for_stmt.init_varinst; | |
518 | else | |
519 | delete loop.for_stmt.init_ass; | |
520 | delete loop.for_stmt.finalexpr; | |
521 | delete loop.for_stmt.step; | |
522 | delete loop.block; | |
523 | if (loop.label_next) | |
524 | delete loop.label_next; | |
525 | if (loop.il_label_end) | |
526 | delete loop.il_label_end; | |
527 | break; | |
528 | case S_WHILE: | |
529 | case S_DOWHILE: | |
530 | delete loop.expr; | |
531 | delete loop.block; | |
532 | if (loop.label_next) | |
533 | delete loop.label_next; | |
534 | if (loop.il_label_end) | |
535 | delete loop.il_label_end; | |
536 | break; | |
537 | case S_ALT: | |
538 | case S_INTERLEAVE: | |
539 | delete ags; | |
540 | break; | |
541 | case S_RETURN: | |
542 | delete returnexpr.v; | |
543 | delete returnexpr.t; | |
544 | break; | |
545 | case S_DEACTIVATE: | |
546 | delete deactivate; | |
547 | break; | |
548 | case S_SEND: | |
549 | delete port_op.portref; | |
550 | delete port_op.s.sendpar; | |
551 | delete port_op.s.toclause; | |
552 | break; | |
553 | case S_CALL: | |
554 | delete port_op.portref; | |
555 | delete port_op.s.sendpar; | |
556 | delete port_op.s.call.timer; | |
557 | delete port_op.s.toclause; | |
558 | delete port_op.s.call.body; | |
559 | break; | |
560 | case S_REPLY: | |
561 | delete port_op.portref; | |
562 | delete port_op.s.sendpar; | |
563 | delete port_op.s.replyval; | |
564 | delete port_op.s.toclause; | |
565 | break; | |
566 | case S_RAISE: | |
567 | delete port_op.portref; | |
568 | delete port_op.s.raise.signature_ref; | |
569 | delete port_op.s.sendpar; | |
570 | delete port_op.s.toclause; | |
571 | break; | |
572 | case S_RECEIVE: | |
573 | case S_CHECK_RECEIVE: | |
574 | case S_TRIGGER: | |
575 | delete port_op.portref; | |
576 | delete port_op.r.rcvpar; | |
577 | delete port_op.r.fromclause; | |
578 | delete port_op.r.redirect.value; | |
579 | delete port_op.r.redirect.sender; | |
580 | break; | |
581 | case S_GETCALL: | |
582 | case S_CHECK_GETCALL: | |
583 | delete port_op.portref; | |
584 | delete port_op.r.rcvpar; | |
585 | delete port_op.r.fromclause; | |
586 | delete port_op.r.redirect.param; | |
587 | delete port_op.r.redirect.sender; | |
588 | break; | |
589 | case S_GETREPLY: | |
590 | case S_CHECK_GETREPLY: | |
591 | delete port_op.portref; | |
592 | delete port_op.r.rcvpar; | |
593 | delete port_op.r.getreply_valuematch; | |
594 | delete port_op.r.fromclause; | |
595 | delete port_op.r.redirect.value; | |
596 | delete port_op.r.redirect.param; | |
597 | delete port_op.r.redirect.sender; | |
598 | break; | |
599 | case S_CATCH: | |
600 | case S_CHECK_CATCH: | |
601 | delete port_op.portref; | |
602 | delete port_op.r.ctch.signature_ref; | |
603 | delete port_op.r.rcvpar; | |
604 | delete port_op.r.fromclause; | |
605 | delete port_op.r.redirect.value; | |
606 | delete port_op.r.redirect.sender; | |
607 | break; | |
608 | case S_CHECK: | |
609 | delete port_op.portref; | |
610 | delete port_op.r.fromclause; | |
611 | delete port_op.r.redirect.sender; | |
612 | break; | |
613 | case S_CLEAR: | |
614 | case S_START_PORT: | |
615 | case S_STOP_PORT: | |
616 | case S_HALT: | |
617 | delete port_op.portref; | |
618 | break; | |
619 | case S_START_COMP: | |
620 | delete comp_op.compref; | |
621 | delete comp_op.funcinstref; | |
622 | break; | |
623 | case S_START_COMP_REFD: | |
624 | delete comp_op.compref; | |
625 | delete comp_op.derefered.value; | |
626 | delete comp_op.derefered.ap_list2; | |
627 | break; | |
628 | case S_STOP_COMP: | |
629 | case S_KILL: | |
630 | case S_KILLED: | |
631 | delete comp_op.compref; | |
632 | break; | |
633 | case S_DONE: | |
634 | if (comp_op.compref) { | |
635 | delete comp_op.compref; | |
636 | delete comp_op.donereturn.donematch; | |
637 | delete comp_op.donereturn.redirect; | |
638 | } | |
639 | break; | |
640 | case S_CONNECT: | |
641 | case S_MAP: | |
642 | case S_DISCONNECT: | |
643 | case S_UNMAP: | |
644 | delete config_op.compref1; | |
645 | delete config_op.portref1; | |
646 | delete config_op.compref2; | |
647 | delete config_op.portref2; | |
648 | break; | |
649 | case S_START_TIMER: | |
650 | delete timer_op.timerref; | |
651 | delete timer_op.value; | |
652 | break; | |
653 | case S_STOP_TIMER: | |
654 | case S_TIMEOUT: | |
655 | delete timer_op.timerref; | |
656 | break; | |
657 | case S_SETVERDICT: | |
658 | delete setverdict.verdictval; | |
659 | delete setverdict.logargs; | |
660 | break; | |
661 | case S_TESTCASE_INSTANCE: | |
662 | delete testcase_inst.tcref; | |
663 | delete testcase_inst.timerval; | |
664 | break; | |
665 | case S_TESTCASE_INSTANCE_REFD: | |
666 | delete execute_refd.value; | |
667 | delete execute_refd.ap_list2; | |
668 | delete execute_refd.timerval; | |
669 | break; | |
670 | case S_ACTIVATE_REFD: | |
671 | case S_UNKNOWN_INVOKED: | |
672 | case S_FUNCTION_INVOKED: | |
673 | case S_ALTSTEP_INVOKED: | |
674 | delete fau_refd.value; | |
675 | delete fau_refd.ap_list2; | |
676 | break; | |
677 | case S_STRING2TTCN: | |
678 | delete str2ttcn.val; | |
679 | delete str2ttcn.ref; | |
680 | break; | |
681 | default: | |
682 | FATAL_ERROR("Statement::clean_up()"); | |
683 | } // switch statementtype | |
684 | } | |
685 | ||
686 | Statement::Statement(statementtype_t p_st) | |
687 | : statementtype(p_st), my_sb(0) | |
688 | { | |
689 | switch(statementtype) { | |
690 | case S_REPEAT: | |
691 | ags=0; | |
692 | case S_ERROR: | |
693 | case S_STOP_EXEC: | |
694 | break; | |
695 | case S_BREAK: | |
696 | case S_CONTINUE: | |
697 | brk_cnt.loop_stmt=0; | |
698 | brk_cnt.ags=0; | |
699 | break; | |
700 | default: | |
701 | FATAL_ERROR("Statement::Statement()"); | |
702 | } // switch statementtype | |
703 | } | |
704 | ||
705 | Statement::Statement(statementtype_t p_st, Ref_base *p_ref, Value *p_val) | |
706 | : statementtype(p_st), my_sb(0) | |
707 | { | |
708 | switch(statementtype) { | |
709 | case S_START_UNDEF: | |
710 | if (!p_ref) FATAL_ERROR("Statement::Statement()"); | |
711 | undefstartstop.ref=p_ref; | |
712 | undefstartstop.val=p_val; | |
713 | break; | |
714 | case S_STOP_UNDEF: | |
715 | if (!p_ref || p_val) FATAL_ERROR("Statement::Statement()"); | |
716 | undefstartstop.ref=p_ref; | |
717 | undefstartstop.val=0; | |
718 | break; | |
719 | default: | |
720 | FATAL_ERROR("Statement::Statement()"); | |
721 | } // switch statementtype | |
722 | } | |
723 | ||
724 | Statement::Statement(statementtype_t p_st, Ref_pard *p_ref) | |
725 | : statementtype(p_st), my_sb(0) | |
726 | { | |
727 | switch(statementtype) { | |
728 | case S_UNKNOWN_INSTANCE: | |
729 | case S_FUNCTION_INSTANCE: | |
730 | case S_ALTSTEP_INSTANCE: | |
731 | case S_ACTIVATE: | |
732 | if(!p_ref) | |
733 | FATAL_ERROR("Statement::Statement()"); | |
734 | ref_pard=p_ref; | |
735 | break; | |
736 | default: | |
737 | FATAL_ERROR("Statement::Statement()"); | |
738 | } // switch statementtype | |
739 | } | |
740 | ||
741 | Statement::Statement(statementtype_t p_st, Value *p_derefered_value, | |
742 | ParsedActualParameters *p_ap_list) | |
743 | : statementtype(p_st), my_sb(0) | |
744 | { | |
745 | switch(statementtype) { | |
746 | case S_ACTIVATE_REFD: | |
747 | case S_UNKNOWN_INVOKED: | |
748 | case S_FUNCTION_INVOKED: | |
749 | case S_ALTSTEP_INVOKED: | |
750 | if(!p_derefered_value || !p_ap_list) | |
751 | FATAL_ERROR("Statement::Statement()"); | |
752 | fau_refd.value = p_derefered_value; | |
753 | fau_refd.t_list1 = p_ap_list; | |
754 | break; | |
755 | default: | |
756 | FATAL_ERROR("Statement::Statement()"); | |
757 | } | |
758 | } | |
759 | ||
760 | Statement::Statement(statementtype_t p_st, Definition *p_def) | |
761 | : statementtype(p_st), my_sb(0) | |
762 | { | |
763 | switch(statementtype) { | |
764 | case S_DEF: | |
765 | if(!p_def) | |
766 | FATAL_ERROR("Statement::Statement()"); | |
767 | def=p_def; | |
768 | break; | |
769 | default: | |
770 | FATAL_ERROR("Statement::Statement()"); | |
771 | } // switch statementtype | |
772 | } | |
773 | ||
774 | Statement::Statement(statementtype_t p_st, Assignment *p_ass) | |
775 | : statementtype(p_st), my_sb(0) | |
776 | { | |
777 | switch(statementtype) { | |
778 | case S_ASSIGNMENT: | |
779 | if(!p_ass) | |
780 | FATAL_ERROR("Statement::Statement()"); | |
781 | ass=p_ass; | |
782 | break; | |
783 | default: | |
784 | FATAL_ERROR("Statement::Statement()"); | |
785 | } // switch statementtype | |
786 | } | |
787 | ||
788 | Statement::Statement(statementtype_t p_st, StatementBlock *p_block) | |
789 | : statementtype(p_st), my_sb(0) | |
790 | { | |
791 | switch (statementtype) { | |
792 | case S_BLOCK: | |
793 | if (!p_block) FATAL_ERROR("Statement::Statement()"); | |
794 | block = p_block; | |
795 | break; | |
796 | default: | |
797 | FATAL_ERROR("Statement::Statement()"); | |
798 | } // switch statementtype | |
799 | } | |
800 | ||
801 | Statement::Statement(statementtype_t p_st, LogArguments *p_logargs) | |
802 | : statementtype(p_st), my_sb(0) | |
803 | { | |
804 | switch(statementtype) { | |
805 | case S_LOG: | |
806 | case S_ACTION: | |
807 | case S_STOP_TESTCASE: | |
808 | logargs=p_logargs; | |
809 | break; | |
810 | default: | |
811 | FATAL_ERROR("Statement::Statement()"); | |
812 | } // switch statementtype | |
813 | } | |
814 | ||
815 | Statement::Statement(statementtype_t p_st, Identifier *p_id) | |
816 | : statementtype(p_st), my_sb(0) | |
817 | { | |
818 | if (!p_id) | |
819 | FATAL_ERROR("Statement::Statement()"); | |
820 | switch (statementtype) { | |
821 | case S_LABEL: | |
822 | label.id = p_id; | |
823 | label.stmt_idx = 0; | |
824 | label.clabel = 0; | |
825 | label.used = false; | |
826 | break; | |
827 | case S_GOTO: | |
828 | go_to.id = p_id; | |
829 | go_to.stmt_idx = 0; | |
830 | go_to.label = 0; | |
831 | go_to.jumps_forward = false; | |
832 | break; | |
833 | default: | |
834 | FATAL_ERROR("Statement::Statement()"); | |
835 | } // switch statementtype | |
836 | } | |
837 | ||
838 | Statement::Statement(statementtype_t p_st, IfClauses *p_ics, | |
839 | StatementBlock *p_block, Location *p_loc) | |
840 | : statementtype(p_st), my_sb(0) | |
841 | { | |
842 | switch(statementtype) { | |
843 | case S_IF: | |
844 | if(!p_ics) | |
845 | FATAL_ERROR("Statement::Statement()"); | |
846 | if_stmt.ics=p_ics; | |
847 | if (p_block) { | |
848 | if (!p_loc) FATAL_ERROR("Statement::Statement()"); | |
849 | if_stmt.elseblock = p_block; | |
850 | if_stmt.elseblock_location = p_loc; | |
851 | } else { | |
852 | if (p_loc) FATAL_ERROR("Statement::Statement()"); | |
853 | if_stmt.elseblock = 0; | |
854 | if_stmt.elseblock_location = 0; | |
855 | } | |
856 | break; | |
857 | default: | |
858 | FATAL_ERROR("Statement::Statement()"); | |
859 | } // switch statementtype | |
860 | } | |
861 | ||
862 | Statement::Statement(statementtype_t p_st, Value *p_expr, SelectCases *p_scs) | |
863 | : statementtype(p_st), my_sb(0) | |
864 | { | |
865 | switch(statementtype) { | |
866 | case S_SELECT: | |
867 | if(!p_expr || !p_scs) | |
868 | FATAL_ERROR("Statement::Statement()"); | |
869 | select.expr=p_expr; | |
870 | select.scs=p_scs; | |
871 | break; | |
872 | default: | |
873 | FATAL_ERROR("Statement::Statement()"); | |
874 | } // switch statementtype | |
875 | } | |
876 | ||
877 | Statement::Statement(statementtype_t p_st, Definitions *p_defs, | |
878 | Assignment *p_ass, Value *p_final, | |
879 | Assignment *p_step, StatementBlock *p_block) | |
880 | : statementtype(p_st), my_sb(0) | |
881 | { | |
882 | switch (statementtype) { | |
883 | case S_FOR: // precisely one of p_defs, p_ass allowed | |
884 | if (p_defs) { | |
885 | // it came from a for loop which looked like this: | |
886 | // for (var integer foo:=1; foo<10; foo:=foo+1) ; | |
887 | if (p_ass) FATAL_ERROR("Statement::Statement()"); | |
888 | loop.for_stmt.varinst = true; | |
889 | loop.for_stmt.init_varinst = p_defs; | |
890 | } else { | |
891 | // it came from a for loop which looked like this: | |
892 | // for (foo:=1; foo<10; foo:=foo+1) ; | |
893 | if (!p_ass) FATAL_ERROR("Statement::Statement()"); | |
894 | loop.for_stmt.varinst = false; | |
895 | loop.for_stmt.init_ass = p_ass; | |
896 | } | |
897 | if(!p_final || !p_step || !p_block) | |
898 | FATAL_ERROR("Statement::Statement()"); | |
899 | loop.for_stmt.finalexpr=p_final; | |
900 | loop.for_stmt.step=p_step; | |
901 | loop.block=p_block; | |
902 | loop.label_next=0; | |
903 | loop.il_label_end=0; | |
904 | loop.has_cnt=false; | |
905 | loop.has_brk=false; | |
906 | loop.has_cnt_in_ags=false; | |
907 | loop.iterate_once=false; // not used by for | |
908 | loop.is_ilt=false; | |
909 | break; | |
910 | default: | |
911 | FATAL_ERROR("Statement::Statement()"); | |
912 | } // switch statementtype | |
913 | } | |
914 | ||
915 | Statement::Statement(statementtype_t p_st, Value *p_val, | |
916 | StatementBlock *p_block) | |
917 | : statementtype(p_st), my_sb(0) | |
918 | { | |
919 | switch(statementtype) { | |
920 | case S_WHILE: | |
921 | case S_DOWHILE: | |
922 | if(!p_val || !p_block) | |
923 | FATAL_ERROR("Statement::Statement()"); | |
924 | loop.expr=p_val; | |
925 | loop.block=p_block; | |
926 | loop.label_next=0; | |
927 | loop.il_label_end=0; | |
928 | loop.has_cnt=false; | |
929 | loop.has_brk=false; | |
930 | loop.has_cnt_in_ags=false; | |
931 | loop.iterate_once=false; // used only by do-while | |
932 | loop.is_ilt=false; | |
933 | break; | |
934 | default: | |
935 | FATAL_ERROR("Statement::Statement()"); | |
936 | } // switch statementtype | |
937 | } | |
938 | ||
939 | Statement::Statement(statementtype_t p_st, AltGuards *p_ags) | |
940 | : statementtype(p_st), my_sb(0) | |
941 | { | |
942 | switch(statementtype) { | |
943 | case S_ALT: | |
944 | case S_INTERLEAVE: | |
945 | if(!p_ags) | |
946 | FATAL_ERROR("Statement::Statement()"); | |
947 | ags=p_ags; | |
948 | break; | |
949 | default: | |
950 | FATAL_ERROR("Statement::Statement()"); | |
951 | } // switch statementtype | |
952 | } | |
953 | ||
954 | Statement::Statement(statementtype_t p_st, Template *p_temp) | |
955 | : statementtype(p_st), my_sb(0) | |
956 | { | |
957 | switch(statementtype) { | |
958 | case S_RETURN: | |
959 | returnexpr.v=0; | |
960 | returnexpr.t=p_temp; | |
961 | break; | |
962 | default: | |
963 | FATAL_ERROR("Statement::Statement()"); | |
964 | } // switch statementtype | |
965 | } | |
966 | ||
967 | Statement::Statement(statementtype_t p_st, Value *p_val) | |
968 | : statementtype(p_st), my_sb(0) | |
969 | { | |
970 | switch (statementtype) { | |
971 | case S_KILLED: | |
972 | if (!p_val) | |
973 | FATAL_ERROR("Statement::Statement()"); | |
974 | // no break | |
975 | case S_STOP_COMP: | |
976 | case S_KILL: | |
977 | comp_op.compref=p_val; | |
978 | break; | |
979 | case S_DEACTIVATE: | |
980 | deactivate=p_val; | |
981 | break; | |
982 | default: | |
983 | FATAL_ERROR("Statement::Statement()"); | |
984 | } // switch statementtype | |
985 | } | |
986 | ||
987 | Statement::Statement(statementtype_t p_st, Value *p_val, | |
988 | LogArguments *p_logargs) | |
989 | : statementtype(p_st), my_sb(0) | |
990 | { | |
991 | if (!p_val || statementtype != S_SETVERDICT) | |
992 | FATAL_ERROR("Statement::Statement()"); | |
993 | setverdict.verdictval = p_val; | |
994 | setverdict.logargs = p_logargs; | |
995 | } | |
996 | ||
997 | Statement::Statement(statementtype_t p_st, Reference *p_ref, | |
998 | TemplateInstance *p_templinst, Value *p_val) | |
999 | : statementtype(p_st), my_sb(0) | |
1000 | { | |
1001 | switch(statementtype) { | |
1002 | case S_SEND: | |
1003 | if(!p_ref || !p_templinst) | |
1004 | FATAL_ERROR("Statement::Statement()"); | |
1005 | port_op.portref=p_ref; | |
1006 | port_op.s.sendpar=p_templinst; | |
1007 | port_op.s.toclause=p_val; | |
1008 | break; | |
1009 | default: | |
1010 | FATAL_ERROR("Statement::Statement()"); | |
1011 | } // switch statementtype | |
1012 | } | |
1013 | ||
1014 | Statement::Statement(statementtype_t p_st, Reference *p_ref, | |
1015 | TemplateInstance *p_templinst, Value *p_timerval, | |
1016 | bool p_nowait, Value *p_toclause, AltGuards *p_callbody) | |
1017 | : statementtype(p_st), my_sb(0) | |
1018 | { | |
1019 | switch(statementtype) { | |
1020 | case S_CALL: | |
1021 | if(!p_ref || !p_templinst || (p_timerval && p_nowait)) | |
1022 | FATAL_ERROR("Statement::Statement()"); | |
1023 | port_op.portref=p_ref; | |
1024 | port_op.s.sendpar=p_templinst; | |
1025 | port_op.s.call.timer=p_timerval; | |
1026 | port_op.s.call.nowait=p_nowait; | |
1027 | port_op.s.toclause=p_toclause; | |
1028 | port_op.s.call.body=p_callbody; | |
1029 | break; | |
1030 | default: | |
1031 | FATAL_ERROR("Statement::Statement()"); | |
1032 | } // switch statementtype | |
1033 | } | |
1034 | ||
1035 | Statement::Statement(statementtype_t p_st, Reference *p_ref, | |
1036 | TemplateInstance *p_templinst, Value *p_replyval, | |
1037 | Value *p_toclause) | |
1038 | : statementtype(p_st), my_sb(0) | |
1039 | { | |
1040 | switch(statementtype) { | |
1041 | case S_REPLY: | |
1042 | if(!p_ref || !p_templinst) | |
1043 | FATAL_ERROR("Statement::Statement()"); | |
1044 | port_op.portref=p_ref; | |
1045 | port_op.s.sendpar=p_templinst; | |
1046 | port_op.s.replyval=p_replyval; | |
1047 | port_op.s.toclause=p_toclause; | |
1048 | break; | |
1049 | default: | |
1050 | FATAL_ERROR("Statement::Statement()"); | |
1051 | } // switch statementtype | |
1052 | } | |
1053 | ||
1054 | Statement::Statement(statementtype_t p_st, Reference *p_ref, | |
1055 | Reference *p_sig, TemplateInstance *p_templinst, | |
1056 | Value *p_toclause) | |
1057 | : statementtype(p_st), my_sb(0) | |
1058 | { | |
1059 | switch(statementtype) { | |
1060 | case S_RAISE: | |
1061 | if(!p_ref || !p_templinst || !p_sig) | |
1062 | FATAL_ERROR("Statement::Statement()"); | |
1063 | port_op.portref=p_ref; | |
1064 | port_op.s.raise.signature_ref=p_sig; | |
1065 | port_op.s.raise.signature=0; | |
1066 | port_op.s.sendpar=p_templinst; | |
1067 | port_op.s.toclause=p_toclause; | |
1068 | break; | |
1069 | default: | |
1070 | FATAL_ERROR("Statement::Statement()"); | |
1071 | } // switch statementtype | |
1072 | } | |
1073 | ||
1074 | Statement::Statement(statementtype_t p_st, Reference *p_ref, | |
1075 | TemplateInstance *p_templinst, | |
1076 | TemplateInstance *p_fromclause, | |
1077 | Reference *p_redirectval, Reference *p_redirectsender) | |
1078 | : statementtype(p_st), my_sb(0) | |
1079 | { | |
1080 | switch(statementtype) { | |
1081 | case S_RECEIVE: | |
1082 | case S_CHECK_RECEIVE: | |
1083 | case S_TRIGGER: | |
1084 | port_op.portref=p_ref; | |
1085 | port_op.r.rcvpar=p_templinst; | |
1086 | port_op.r.fromclause=p_fromclause; | |
1087 | port_op.r.redirect.value=p_redirectval; | |
1088 | port_op.r.redirect.param=0; | |
1089 | port_op.r.redirect.sender=p_redirectsender; | |
1090 | break; | |
1091 | default: | |
1092 | FATAL_ERROR("Statement::Statement()"); | |
1093 | } // switch statementtype | |
1094 | } | |
1095 | ||
1096 | Statement::Statement(statementtype_t p_st, Reference *p_ref, | |
1097 | TemplateInstance *p_templinst, | |
1098 | TemplateInstance *p_fromclause, | |
1099 | ParamRedirect *p_redirectparam, | |
1100 | Reference *p_redirectsender) | |
1101 | : statementtype(p_st), my_sb(0) | |
1102 | { | |
1103 | switch(statementtype) { | |
1104 | case S_GETCALL: | |
1105 | case S_CHECK_GETCALL: | |
1106 | port_op.portref=p_ref; | |
1107 | port_op.r.rcvpar=p_templinst; | |
1108 | port_op.r.fromclause=p_fromclause; | |
1109 | port_op.r.redirect.value=0; | |
1110 | port_op.r.redirect.param=p_redirectparam; | |
1111 | port_op.r.redirect.sender=p_redirectsender; | |
1112 | break; | |
1113 | default: | |
1114 | FATAL_ERROR("Statement::Statement()"); | |
1115 | } // switch statementtype | |
1116 | } | |
1117 | ||
1118 | Statement::Statement(statementtype_t p_st, Reference *p_ref, | |
1119 | TemplateInstance *p_templinst, | |
1120 | TemplateInstance *p_valuematch, | |
1121 | TemplateInstance *p_fromclause, | |
1122 | Reference *p_redirectval, ParamRedirect *p_redirectparam, | |
1123 | Reference *p_redirectsender) | |
1124 | : statementtype(p_st), my_sb(0) | |
1125 | { | |
1126 | switch(statementtype) { | |
1127 | case S_GETREPLY: | |
1128 | case S_CHECK_GETREPLY: | |
1129 | if (!p_templinst && p_valuematch) FATAL_ERROR("Statement::Statement()"); | |
1130 | port_op.portref=p_ref; | |
1131 | port_op.r.rcvpar=p_templinst; | |
1132 | port_op.r.getreply_valuematch=p_valuematch; | |
1133 | port_op.r.fromclause=p_fromclause; | |
1134 | port_op.r.redirect.value=p_redirectval; | |
1135 | port_op.r.redirect.param=p_redirectparam; | |
1136 | port_op.r.redirect.sender=p_redirectsender; | |
1137 | break; | |
1138 | default: | |
1139 | FATAL_ERROR("Statement::Statement()"); | |
1140 | } // switch statementtype | |
1141 | } | |
1142 | ||
1143 | Statement::Statement(statementtype_t p_st, Reference *p_ref, | |
1144 | Reference *p_sig, TemplateInstance *p_templinst, | |
1145 | bool p_timeout, TemplateInstance *p_fromclause, | |
1146 | Reference *p_redirectval, Reference *p_redirectsender) | |
1147 | : statementtype(p_st), my_sb(0) | |
1148 | { | |
1149 | switch(statementtype) { | |
1150 | case S_CATCH: | |
1151 | case S_CHECK_CATCH: | |
1152 | if (((p_sig || p_templinst) && p_timeout) || | |
1153 | (p_sig && !p_templinst) || (!p_sig && p_templinst)) | |
1154 | FATAL_ERROR("Statement::Statement()"); | |
1155 | port_op.portref=p_ref; | |
1156 | port_op.r.ctch.signature_ref=p_sig; | |
1157 | port_op.r.ctch.signature=0; | |
1158 | port_op.r.rcvpar=p_templinst; | |
1159 | port_op.r.ctch.timeout=p_timeout; | |
1160 | port_op.r.ctch.in_call=false; | |
1161 | port_op.r.ctch.call_has_timer=false; | |
1162 | port_op.r.fromclause=p_fromclause; | |
1163 | port_op.r.redirect.value=p_redirectval; | |
1164 | port_op.r.redirect.param=0; | |
1165 | port_op.r.redirect.sender=p_redirectsender; | |
1166 | break; | |
1167 | default: | |
1168 | FATAL_ERROR("Statement::Statement()"); | |
1169 | } // switch statementtype | |
1170 | } | |
1171 | ||
1172 | Statement::Statement(statementtype_t p_st, Reference *p_ref, | |
1173 | TemplateInstance *p_fromclause, | |
1174 | Reference *p_redirectsender) | |
1175 | : statementtype(p_st), my_sb(0) | |
1176 | { | |
1177 | switch(statementtype) { | |
1178 | case S_CHECK: | |
1179 | port_op.portref=p_ref; // may be NULL for "any port.check" | |
1180 | port_op.r.fromclause=p_fromclause; | |
1181 | port_op.r.redirect.value=0; | |
1182 | port_op.r.redirect.param=0; | |
1183 | port_op.r.redirect.sender=p_redirectsender; | |
1184 | break; | |
1185 | default: | |
1186 | FATAL_ERROR("Statement::Statement()"); | |
1187 | } // switch statementtype | |
1188 | } | |
1189 | ||
1190 | Statement::Statement(statementtype_t p_st, Reference *p_ref) | |
1191 | : statementtype(p_st), my_sb(0) | |
1192 | { | |
1193 | switch(statementtype) { | |
1194 | case S_CLEAR: | |
1195 | case S_START_PORT: | |
1196 | case S_STOP_PORT: | |
1197 | case S_HALT: | |
1198 | port_op.portref=p_ref; | |
1199 | break; | |
1200 | case S_STOP_TIMER: | |
1201 | case S_TIMEOUT: | |
1202 | timer_op.timerref=p_ref; | |
1203 | break; | |
1204 | default: | |
1205 | FATAL_ERROR("Statement::Statement()"); | |
1206 | } // switch statementtype | |
1207 | } | |
1208 | ||
1209 | Statement::Statement(statementtype_t p_st, Value *p_compref, | |
1210 | Ref_pard *p_funcinst) | |
1211 | : statementtype(p_st), my_sb(0) | |
1212 | { | |
1213 | switch(statementtype) { | |
1214 | case S_START_COMP: | |
1215 | if(!p_compref || !p_funcinst) | |
1216 | FATAL_ERROR("Statement::Statement()"); | |
1217 | comp_op.compref = p_compref; | |
1218 | comp_op.funcinstref = p_funcinst; | |
1219 | break; | |
1220 | default: | |
1221 | FATAL_ERROR("Statement::Statement()"); | |
1222 | } // switch statementtype | |
1223 | } | |
1224 | ||
1225 | Statement::Statement(statementtype_t p_st, Value *p_compref, | |
1226 | Value *p_derefered_value, ParsedActualParameters *p_ap_list) | |
1227 | : statementtype(p_st), my_sb(0) | |
1228 | { | |
1229 | switch(statementtype) { | |
1230 | case S_START_COMP_REFD: | |
1231 | if(!p_compref || !p_derefered_value || !p_ap_list) | |
1232 | FATAL_ERROR("Statement::Statement()"); | |
1233 | comp_op.compref = p_compref; | |
1234 | comp_op.derefered.value = p_derefered_value; | |
1235 | comp_op.derefered.t_list1 = p_ap_list; | |
1236 | break; | |
1237 | default: | |
1238 | FATAL_ERROR("Statement::Statement()"); | |
1239 | } | |
1240 | } | |
1241 | ||
1242 | Statement::Statement(statementtype_t p_st, Value *p_compref, | |
1243 | TemplateInstance *p_donematch, Reference *p_redirect) | |
1244 | : statementtype(p_st), my_sb(0) | |
1245 | { | |
1246 | switch (statementtype) { | |
1247 | case S_DONE: | |
1248 | if (!p_compref) FATAL_ERROR("Statement::Statement()"); | |
1249 | comp_op.compref = p_compref; | |
1250 | comp_op.donereturn.donematch = p_donematch; | |
1251 | comp_op.donereturn.redirect = p_redirect; | |
1252 | break; | |
1253 | default: | |
1254 | FATAL_ERROR("Statement::Statement()"); | |
1255 | } // switch statementtype | |
1256 | } | |
1257 | ||
1258 | Statement::Statement(statementtype_t p_st, component_t p_anyall) | |
1259 | : statementtype(p_st), my_sb(0) | |
1260 | { | |
1261 | switch (statementtype) { | |
1262 | case S_DONE: | |
1263 | case S_KILLED: | |
1264 | comp_op.compref = 0; | |
1265 | comp_op.any_or_all = p_anyall; | |
1266 | break; | |
1267 | default: | |
1268 | FATAL_ERROR("Statement::Statement()"); | |
1269 | } // switch statementtype | |
1270 | } | |
1271 | ||
1272 | Statement::Statement(statementtype_t p_st, | |
1273 | Value *p_compref1, Reference *p_portref1, | |
1274 | Value *p_compref2, Reference *p_portref2) | |
1275 | : statementtype(p_st), my_sb(0) | |
1276 | { | |
1277 | switch(statementtype) { | |
1278 | case S_CONNECT: | |
1279 | case S_MAP: | |
1280 | case S_DISCONNECT: | |
1281 | case S_UNMAP: | |
1282 | if(!p_compref1 || !p_portref1 || !p_compref2 || !p_portref2) | |
1283 | FATAL_ERROR("Statement::Statement()"); | |
1284 | config_op.compref1=p_compref1; | |
1285 | config_op.portref1=p_portref1; | |
1286 | config_op.compref2=p_compref2; | |
1287 | config_op.portref2=p_portref2; | |
1288 | break; | |
1289 | default: | |
1290 | FATAL_ERROR("Statement::Statement()"); | |
1291 | } // switch statementtype | |
1292 | } | |
1293 | ||
1294 | Statement::Statement(statementtype_t p_st, Ref_pard *p_ref, Value *p_val) | |
1295 | : statementtype(p_st), my_sb(0) | |
1296 | { | |
1297 | switch(statementtype) { | |
1298 | case S_TESTCASE_INSTANCE: | |
1299 | if(!p_ref) | |
1300 | FATAL_ERROR("Statement::Statement()"); | |
1301 | testcase_inst.tcref=p_ref; | |
1302 | testcase_inst.timerval=p_val; | |
1303 | break; | |
1304 | default: | |
1305 | FATAL_ERROR("Statement::Statement()"); | |
1306 | } // switch statementtype | |
1307 | } | |
1308 | ||
1309 | Statement::Statement(statementtype_t p_st, Value *p_derefered_value, | |
1310 | TemplateInstances *p_ap_list, Value *p_val) | |
1311 | : statementtype(p_st), my_sb(0) | |
1312 | { | |
1313 | switch(statementtype) { | |
1314 | case S_TESTCASE_INSTANCE_REFD: | |
1315 | if(!p_derefered_value) FATAL_ERROR("Statement::Statement()"); | |
1316 | execute_refd.value = p_derefered_value; | |
1317 | execute_refd.t_list1 = p_ap_list; | |
1318 | execute_refd.timerval = p_val; | |
1319 | break; | |
1320 | default: | |
1321 | FATAL_ERROR("Statement::Statement()"); | |
1322 | } | |
1323 | } | |
1324 | ||
1325 | Statement::Statement(statementtype_t p_st, Value* p_val, Reference* p_ref): statementtype(p_st), my_sb(0) | |
1326 | { | |
1327 | if (p_st!=S_STRING2TTCN || p_val==NULL || p_ref==NULL) FATAL_ERROR("Statement::Statement()"); | |
1328 | str2ttcn.val = p_val; | |
1329 | str2ttcn.ref = p_ref; | |
1330 | } | |
1331 | ||
1332 | Statement::~Statement() | |
1333 | { | |
1334 | clean_up(); | |
1335 | } | |
1336 | ||
1337 | Statement *Statement::clone() const | |
1338 | { | |
1339 | FATAL_ERROR("Statement::clone"); | |
1340 | } | |
1341 | ||
1342 | void Statement::dump(unsigned int level) const | |
1343 | { | |
1344 | DEBUG(level, "Statement at %p, a(n) %s", (const void *)this, | |
1345 | get_stmt_name()); | |
1346 | switch (statementtype) { | |
1347 | case S_TESTCASE_INSTANCE: | |
1348 | case S_TESTCASE_INSTANCE_REFD: { | |
1349 | Common::Value *v = execute_refd.value; | |
1350 | v->dump(level + 1); | |
1351 | } break; | |
1352 | case S_DEF: | |
1353 | def->dump(level + 1); | |
1354 | break; | |
1355 | case S_ASSIGNMENT: | |
1356 | ass->dump(level + 1); | |
1357 | break; | |
1358 | case S_BLOCK: | |
1359 | block->dump(level + 1); | |
1360 | break; | |
1361 | case S_IF: | |
1362 | if_stmt.ics->dump(level + 1); | |
1363 | if (if_stmt.elseblock) if_stmt.elseblock->dump(level + 1); | |
1364 | break; | |
1365 | default: | |
1366 | break; | |
1367 | } | |
1368 | } | |
1369 | ||
1370 | size_t Statement::get_my_sb_index() const | |
1371 | { | |
1372 | switch (statementtype) { | |
1373 | case S_LABEL: | |
1374 | return label.stmt_idx; | |
1375 | case S_GOTO: | |
1376 | return go_to.stmt_idx; | |
1377 | default: | |
1378 | FATAL_ERROR("Statement::get_my_sb_index()"); | |
1379 | return 0; | |
1380 | } | |
1381 | } | |
1382 | ||
1383 | const char *Statement::get_stmt_name() const | |
1384 | { | |
1385 | switch(statementtype) { | |
1386 | case S_ERROR: return "<erroneous statement>"; | |
1387 | case S_START_UNDEF: return "start"; | |
1388 | case S_STOP_UNDEF: return "stop"; | |
1389 | case S_UNKNOWN_INSTANCE: return "function or altstep instance"; | |
1390 | case S_UNKNOWN_INVOKED: return "function or altstep type invocation"; | |
1391 | case S_DEF: return "definition"; | |
1392 | case S_ASSIGNMENT: return "assignment"; | |
1393 | case S_FUNCTION_INSTANCE: return "function instance"; | |
1394 | case S_FUNCTION_INVOKED: return "function type invocation"; | |
1395 | case S_BLOCK: return "statement block"; | |
1396 | case S_LOG: return "log"; | |
1397 | case S_LABEL: return "label"; | |
1398 | case S_GOTO: return "goto"; | |
1399 | case S_IF: return "if"; | |
1400 | case S_SELECT: return "select-case"; | |
1401 | case S_FOR: return "for"; | |
1402 | case S_WHILE: return "while"; | |
1403 | case S_DOWHILE: return "do-while"; | |
1404 | case S_BREAK: return "break"; | |
1405 | case S_CONTINUE: return "continue"; | |
1406 | case S_STOP_EXEC: return "stop"; | |
1407 | case S_STOP_TESTCASE: return "testcase.stop"; | |
1408 | case S_ALT: return "alt"; | |
1409 | case S_REPEAT: return "repeat"; | |
1410 | case S_INTERLEAVE: return "interleave"; | |
1411 | case S_ALTSTEP_INSTANCE: return "altstep instance"; | |
1412 | case S_ALTSTEP_INVOKED: return "altstep type invocation"; | |
1413 | case S_RETURN: return "return"; | |
1414 | case S_ACTIVATE: | |
1415 | case S_ACTIVATE_REFD: | |
1416 | return "activate"; | |
1417 | case S_DEACTIVATE: return "deactivate"; | |
1418 | case S_SEND: return "send"; | |
1419 | case S_CALL: return "call"; | |
1420 | case S_REPLY: return "reply"; | |
1421 | case S_RAISE: return "raise"; | |
1422 | case S_RECEIVE: return "receive"; | |
1423 | case S_TRIGGER: return "trigger"; | |
1424 | case S_GETCALL: return "getcall"; | |
1425 | case S_GETREPLY: return "getreply"; | |
1426 | case S_CATCH: return "catch"; | |
1427 | case S_CHECK: return "check"; | |
1428 | case S_CHECK_RECEIVE: return "check-receive"; | |
1429 | case S_CHECK_GETCALL: return "check-getcall"; | |
1430 | case S_CHECK_GETREPLY: return "check-getreply"; | |
1431 | case S_CHECK_CATCH: return "check-catch"; | |
1432 | case S_CLEAR: return "clear"; | |
1433 | case S_START_PORT: return "start port"; | |
1434 | case S_STOP_PORT: return "stop port"; | |
1435 | case S_HALT: return "halt"; | |
1436 | case S_START_COMP: | |
1437 | case S_START_COMP_REFD: | |
1438 | return "start test component"; | |
1439 | case S_STOP_COMP: return "stop test component"; | |
1440 | case S_DONE: return "done"; | |
1441 | case S_KILL: return "kill"; | |
1442 | case S_KILLED: return "killed"; | |
1443 | case S_CONNECT: return "connect"; | |
1444 | case S_MAP: return "map"; | |
1445 | case S_DISCONNECT: return "disconnect"; | |
1446 | case S_UNMAP: return "unmap"; | |
1447 | case S_START_TIMER: return "start timer"; | |
1448 | case S_STOP_TIMER: return "stop timer"; | |
1449 | case S_TIMEOUT: return "timeout"; | |
1450 | case S_SETVERDICT: return "setverdict"; | |
1451 | case S_ACTION: return "action"; | |
1452 | case S_TESTCASE_INSTANCE: | |
1453 | case S_TESTCASE_INSTANCE_REFD: | |
1454 | return "execute"; | |
1455 | case S_STRING2TTCN: return "string2ttcn"; | |
1456 | default: | |
1457 | FATAL_ERROR("Statement::get_stmt_name()"); | |
1458 | return ""; | |
1459 | } // switch statementtype | |
1460 | } | |
1461 | ||
1462 | const Identifier& Statement::get_labelid() const | |
1463 | { | |
1464 | switch (statementtype) { | |
1465 | case S_LABEL: | |
1466 | return *label.id; | |
1467 | case S_GOTO: | |
1468 | return *go_to.id; | |
1469 | default: | |
1470 | FATAL_ERROR("Statement::get_labelid()"); | |
1471 | return *label.id; | |
1472 | } | |
1473 | } | |
1474 | ||
1475 | bool Statement::label_is_used() const | |
1476 | { | |
1477 | if (statementtype != S_LABEL) FATAL_ERROR("Statement::label_is_used()"); | |
1478 | return label.used; | |
1479 | } | |
1480 | ||
1481 | bool Statement::goto_jumps_forward() const | |
1482 | { | |
1483 | if (statementtype != S_GOTO) FATAL_ERROR("Statement::goto_jumps_forward()"); | |
1484 | return go_to.jumps_forward; | |
1485 | } | |
1486 | ||
1487 | const string& Statement::get_clabel() | |
1488 | { | |
1489 | if (statementtype != S_LABEL || !my_sb) | |
1490 | FATAL_ERROR("Statement::get_clabel()"); | |
1491 | if (!label.clabel) label.clabel = | |
1492 | new string(my_sb->get_scope_mod_gen()->get_temporary_id()); | |
1493 | return *label.clabel; | |
1494 | } | |
1495 | ||
1496 | Definition *Statement::get_def() const | |
1497 | { | |
1498 | if (statementtype != S_DEF) FATAL_ERROR("Statement::get_def()"); | |
1499 | return def; | |
1500 | } | |
1501 | ||
1502 | AltGuards *Statement::get_ags() const | |
1503 | { | |
1504 | if (statementtype != S_ALT && statementtype != S_INTERLEAVE) | |
1505 | FATAL_ERROR("Statement::get_ags()"); | |
1506 | return ags; | |
1507 | } | |
1508 | ||
1509 | StatementBlock *Statement::get_block() const | |
1510 | { | |
1511 | switch (statementtype) { | |
1512 | case S_BLOCK: | |
1513 | return block; | |
1514 | case S_FOR: | |
1515 | case S_WHILE: | |
1516 | case S_DOWHILE: | |
1517 | return loop.block; | |
1518 | default: | |
1519 | FATAL_ERROR("Statement::get_block()"); | |
1520 | return 0; | |
1521 | } | |
1522 | } | |
1523 | ||
1524 | void Statement::set_my_scope(Scope *p_scope) | |
1525 | { | |
1526 | switch(statementtype) { | |
1527 | case S_ERROR: | |
1528 | case S_LABEL: | |
1529 | case S_GOTO: | |
1530 | case S_BREAK: | |
1531 | case S_CONTINUE: | |
1532 | case S_STOP_EXEC: | |
1533 | case S_REPEAT: | |
1534 | break; | |
1535 | case S_START_UNDEF: | |
1536 | case S_STOP_UNDEF: | |
1537 | undefstartstop.ref->set_my_scope(p_scope); | |
1538 | if (undefstartstop.val) undefstartstop.val->set_my_scope(p_scope); | |
1539 | break; | |
1540 | case S_UNKNOWN_INSTANCE: | |
1541 | case S_FUNCTION_INSTANCE: | |
1542 | case S_ALTSTEP_INSTANCE: | |
1543 | case S_ACTIVATE: | |
1544 | ref_pard->set_my_scope(p_scope); | |
1545 | break; | |
1546 | case S_DEF: | |
1547 | def->set_my_scope(p_scope); | |
1548 | break; | |
1549 | case S_ASSIGNMENT: | |
1550 | ass->set_my_scope(p_scope); | |
1551 | break; | |
1552 | case S_BLOCK: | |
1553 | block->set_my_scope(p_scope); | |
1554 | break; | |
1555 | case S_LOG: | |
1556 | case S_ACTION: | |
1557 | case S_STOP_TESTCASE: | |
1558 | if (logargs) logargs->set_my_scope(p_scope); | |
1559 | break; | |
1560 | case S_IF: | |
1561 | if_stmt.ics->set_my_scope(p_scope); | |
1562 | if(if_stmt.elseblock) if_stmt.elseblock->set_my_scope(p_scope); | |
1563 | break; | |
1564 | case S_SELECT: | |
1565 | select.expr->set_my_scope(p_scope); | |
1566 | select.scs->set_my_scope(p_scope); | |
1567 | break; | |
1568 | case S_FOR: | |
1569 | if (loop.for_stmt.varinst) { | |
1570 | loop.for_stmt.init_varinst->set_parent_scope(p_scope); | |
1571 | loop.for_stmt.finalexpr->set_my_scope(loop.for_stmt.init_varinst); | |
1572 | loop.for_stmt.step->set_my_scope(loop.for_stmt.init_varinst); | |
1573 | loop.block->set_my_scope(loop.for_stmt.init_varinst); | |
1574 | } else { | |
1575 | loop.for_stmt.init_ass->set_my_scope(p_scope); | |
1576 | loop.for_stmt.finalexpr->set_my_scope(p_scope); | |
1577 | loop.for_stmt.step->set_my_scope(p_scope); | |
1578 | loop.block->set_my_scope(p_scope); | |
1579 | } | |
1580 | break; | |
1581 | case S_WHILE: | |
1582 | case S_DOWHILE: | |
1583 | loop.expr->set_my_scope(p_scope); | |
1584 | loop.block->set_my_scope(p_scope); | |
1585 | break; | |
1586 | case S_ALT: | |
1587 | case S_INTERLEAVE: | |
1588 | ags->set_my_scope(p_scope); | |
1589 | break; | |
1590 | case S_RETURN: | |
1591 | if (returnexpr.v) returnexpr.v->set_my_scope(p_scope); | |
1592 | if (returnexpr.t) returnexpr.t->set_my_scope(p_scope); | |
1593 | break; | |
1594 | case S_DEACTIVATE: | |
1595 | if (deactivate) deactivate->set_my_scope(p_scope); | |
1596 | break; | |
1597 | case S_SEND: | |
1598 | port_op.portref->set_my_scope(p_scope); | |
1599 | port_op.s.sendpar->set_my_scope(p_scope); | |
1600 | if(port_op.s.toclause) port_op.s.toclause->set_my_scope(p_scope); | |
1601 | break; | |
1602 | case S_CALL: | |
1603 | port_op.portref->set_my_scope(p_scope); | |
1604 | port_op.s.sendpar->set_my_scope(p_scope); | |
1605 | if(port_op.s.toclause) port_op.s.toclause->set_my_scope(p_scope); | |
1606 | if(port_op.s.call.timer) port_op.s.call.timer->set_my_scope(p_scope); | |
1607 | if(port_op.s.call.body) port_op.s.call.body->set_my_scope(p_scope); | |
1608 | break; | |
1609 | case S_REPLY: | |
1610 | port_op.portref->set_my_scope(p_scope); | |
1611 | port_op.s.sendpar->set_my_scope(p_scope); | |
1612 | if(port_op.s.replyval) port_op.s.replyval->set_my_scope(p_scope); | |
1613 | if(port_op.s.toclause) port_op.s.toclause->set_my_scope(p_scope); | |
1614 | break; | |
1615 | case S_RAISE: | |
1616 | port_op.portref->set_my_scope(p_scope); | |
1617 | port_op.s.raise.signature_ref->set_my_scope(p_scope); | |
1618 | port_op.s.sendpar->set_my_scope(p_scope); | |
1619 | if(port_op.s.toclause) port_op.s.toclause->set_my_scope(p_scope); | |
1620 | break; | |
1621 | case S_RECEIVE: | |
1622 | case S_CHECK_RECEIVE: | |
1623 | case S_TRIGGER: | |
1624 | if(port_op.portref) port_op.portref->set_my_scope(p_scope); | |
1625 | if(port_op.r.rcvpar) port_op.r.rcvpar->set_my_scope(p_scope); | |
1626 | if(port_op.r.fromclause) port_op.r.fromclause->set_my_scope(p_scope); | |
1627 | if(port_op.r.redirect.value) | |
1628 | port_op.r.redirect.value->set_my_scope(p_scope); | |
1629 | if(port_op.r.redirect.sender) | |
1630 | port_op.r.redirect.sender->set_my_scope(p_scope); | |
1631 | break; | |
1632 | case S_GETCALL: | |
1633 | case S_CHECK_GETCALL: | |
1634 | if(port_op.portref) port_op.portref->set_my_scope(p_scope); | |
1635 | if(port_op.r.rcvpar) port_op.r.rcvpar->set_my_scope(p_scope); | |
1636 | if(port_op.r.fromclause) port_op.r.fromclause->set_my_scope(p_scope); | |
1637 | if(port_op.r.redirect.param) | |
1638 | port_op.r.redirect.param->set_my_scope(p_scope); | |
1639 | if(port_op.r.redirect.sender) | |
1640 | port_op.r.redirect.sender->set_my_scope(p_scope); | |
1641 | break; | |
1642 | case S_GETREPLY: | |
1643 | case S_CHECK_GETREPLY: | |
1644 | if(port_op.portref) port_op.portref->set_my_scope(p_scope); | |
1645 | if(port_op.r.rcvpar) port_op.r.rcvpar->set_my_scope(p_scope); | |
1646 | if(port_op.r.getreply_valuematch) | |
1647 | port_op.r.getreply_valuematch->set_my_scope(p_scope); | |
1648 | if(port_op.r.fromclause) port_op.r.fromclause->set_my_scope(p_scope); | |
1649 | if(port_op.r.redirect.value) | |
1650 | port_op.r.redirect.value->set_my_scope(p_scope); | |
1651 | if(port_op.r.redirect.param) | |
1652 | port_op.r.redirect.param->set_my_scope(p_scope); | |
1653 | if(port_op.r.redirect.sender) | |
1654 | port_op.r.redirect.sender->set_my_scope(p_scope); | |
1655 | break; | |
1656 | case S_CATCH: | |
1657 | case S_CHECK_CATCH: | |
1658 | if(port_op.portref) port_op.portref->set_my_scope(p_scope); | |
1659 | if(port_op.r.ctch.signature_ref) | |
1660 | port_op.r.ctch.signature_ref->set_my_scope(p_scope); | |
1661 | if(port_op.r.rcvpar) port_op.r.rcvpar->set_my_scope(p_scope); | |
1662 | if(port_op.r.fromclause) port_op.r.fromclause->set_my_scope(p_scope); | |
1663 | if(port_op.r.redirect.value) | |
1664 | port_op.r.redirect.value->set_my_scope(p_scope); | |
1665 | if(port_op.r.redirect.sender) | |
1666 | port_op.r.redirect.sender->set_my_scope(p_scope); | |
1667 | break; | |
1668 | case S_CHECK: | |
1669 | if(port_op.portref) port_op.portref->set_my_scope(p_scope); | |
1670 | if(port_op.r.fromclause) port_op.r.fromclause->set_my_scope(p_scope); | |
1671 | if(port_op.r.redirect.sender) | |
1672 | port_op.r.redirect.sender->set_my_scope(p_scope); | |
1673 | break; | |
1674 | case S_CLEAR: | |
1675 | case S_START_PORT: | |
1676 | case S_STOP_PORT: | |
1677 | case S_HALT: | |
1678 | if (port_op.portref) port_op.portref->set_my_scope(p_scope); | |
1679 | break; | |
1680 | case S_START_COMP: | |
1681 | comp_op.compref->set_my_scope(p_scope); | |
1682 | comp_op.funcinstref->set_my_scope(p_scope); | |
1683 | break; | |
1684 | case S_START_COMP_REFD: | |
1685 | comp_op.compref->set_my_scope(p_scope); | |
1686 | comp_op.derefered.value->set_my_scope(p_scope); | |
1687 | comp_op.derefered.t_list1->set_my_scope(p_scope); | |
1688 | break; | |
1689 | case S_STOP_COMP: | |
1690 | case S_KILL: | |
1691 | case S_KILLED: | |
1692 | if (comp_op.compref) comp_op.compref->set_my_scope(p_scope); | |
1693 | break; | |
1694 | case S_DONE: | |
1695 | if (comp_op.compref) { | |
1696 | comp_op.compref->set_my_scope(p_scope); | |
1697 | if (comp_op.donereturn.donematch) | |
1698 | comp_op.donereturn.donematch->set_my_scope(p_scope); | |
1699 | if (comp_op.donereturn.redirect) | |
1700 | comp_op.donereturn.redirect->set_my_scope(p_scope); | |
1701 | } | |
1702 | break; | |
1703 | case S_CONNECT: | |
1704 | case S_MAP: | |
1705 | case S_DISCONNECT: | |
1706 | case S_UNMAP: | |
1707 | config_op.compref1->set_my_scope(p_scope); | |
1708 | config_op.portref1->set_my_scope(p_scope); | |
1709 | config_op.compref2->set_my_scope(p_scope); | |
1710 | config_op.portref2->set_my_scope(p_scope); | |
1711 | break; | |
1712 | case S_START_TIMER: | |
1713 | timer_op.timerref->set_my_scope(p_scope); | |
1714 | if (timer_op.value) timer_op.value->set_my_scope(p_scope); | |
1715 | break; | |
1716 | case S_STOP_TIMER: | |
1717 | case S_TIMEOUT: | |
1718 | if (timer_op.timerref) timer_op.timerref->set_my_scope(p_scope); | |
1719 | break; | |
1720 | case S_SETVERDICT: | |
1721 | setverdict.verdictval->set_my_scope(p_scope); | |
1722 | if (setverdict.logargs) | |
1723 | setverdict.logargs->set_my_scope(p_scope); | |
1724 | break; | |
1725 | case S_TESTCASE_INSTANCE: | |
1726 | testcase_inst.tcref->set_my_scope(p_scope); | |
1727 | if (testcase_inst.timerval) testcase_inst.timerval->set_my_scope(p_scope); | |
1728 | break; | |
1729 | case S_TESTCASE_INSTANCE_REFD: | |
1730 | execute_refd.value->set_my_scope(p_scope); | |
1731 | execute_refd.t_list1->set_my_scope(p_scope); | |
1732 | if(execute_refd.timerval) execute_refd.timerval->set_my_scope(p_scope); | |
1733 | break; | |
1734 | case S_ACTIVATE_REFD: | |
1735 | case S_UNKNOWN_INVOKED: | |
1736 | case S_FUNCTION_INVOKED: | |
1737 | case S_ALTSTEP_INVOKED: | |
1738 | fau_refd.value->set_my_scope(p_scope); | |
1739 | fau_refd.t_list1->set_my_scope(p_scope); | |
1740 | break; | |
1741 | case S_STRING2TTCN: | |
1742 | str2ttcn.val->set_my_scope(p_scope); | |
1743 | str2ttcn.ref->set_my_scope(p_scope); | |
1744 | break; | |
1745 | default: | |
1746 | FATAL_ERROR("Statement::set_my_scope()"); | |
1747 | } // switch statementtype | |
1748 | } | |
1749 | ||
1750 | void Statement::set_fullname(const string& p_fullname) | |
1751 | { | |
1752 | Node::set_fullname(p_fullname); | |
1753 | switch (statementtype) { | |
1754 | case S_ERROR: | |
1755 | case S_LABEL: | |
1756 | case S_GOTO: | |
1757 | case S_BREAK: | |
1758 | case S_CONTINUE: | |
1759 | case S_STOP_EXEC: | |
1760 | case S_REPEAT: | |
1761 | break; | |
1762 | case S_START_UNDEF: | |
1763 | case S_STOP_UNDEF: | |
1764 | undefstartstop.ref->set_fullname(p_fullname+".ref"); | |
1765 | if (undefstartstop.val) | |
1766 | undefstartstop.val->set_fullname(p_fullname+".val"); | |
1767 | break; | |
1768 | case S_UNKNOWN_INSTANCE: | |
1769 | case S_FUNCTION_INSTANCE: | |
1770 | case S_ALTSTEP_INSTANCE: | |
1771 | case S_ACTIVATE: | |
1772 | ref_pard->set_fullname(p_fullname+".ref"); | |
1773 | break; | |
1774 | case S_DEF: | |
1775 | def->set_fullname(p_fullname+".def"); | |
1776 | break; | |
1777 | case S_ASSIGNMENT: | |
1778 | ass->set_fullname(p_fullname+".ass"); | |
1779 | break; | |
1780 | case S_BLOCK: | |
1781 | block->set_fullname(p_fullname+".block"); | |
1782 | break; | |
1783 | case S_LOG: | |
1784 | case S_ACTION: | |
1785 | case S_STOP_TESTCASE: | |
1786 | if (logargs) logargs->set_fullname(p_fullname+".logargs"); | |
1787 | break; | |
1788 | case S_IF: | |
1789 | if_stmt.ics->set_fullname(p_fullname+".ifclauses"); | |
1790 | if (if_stmt.elseblock) | |
1791 | if_stmt.elseblock->set_fullname(p_fullname+".elseblock"); | |
1792 | break; | |
1793 | case S_SELECT: | |
1794 | select.expr->set_fullname(p_fullname+".expr"); | |
1795 | select.scs->set_fullname(p_fullname+".scs"); | |
1796 | break; | |
1797 | case S_FOR: | |
1798 | if(loop.for_stmt.varinst) | |
1799 | loop.for_stmt.init_varinst->set_fullname(p_fullname+".init"); | |
1800 | else | |
1801 | loop.for_stmt.init_ass->set_fullname(p_fullname+".init"); | |
1802 | loop.for_stmt.finalexpr->set_fullname(p_fullname+".final"); | |
1803 | loop.for_stmt.step->set_fullname(p_fullname+".step"); | |
1804 | loop.block->set_fullname(p_fullname+".block"); | |
1805 | break; | |
1806 | case S_WHILE: | |
1807 | case S_DOWHILE: | |
1808 | loop.expr->set_fullname(p_fullname+".expr"); | |
1809 | loop.block->set_fullname(p_fullname+".block"); | |
1810 | break; | |
1811 | case S_ALT: | |
1812 | case S_INTERLEAVE: | |
1813 | ags->set_fullname(p_fullname+".ags"); | |
1814 | break; | |
1815 | case S_RETURN: | |
1816 | if (returnexpr.v) returnexpr.v->set_fullname(p_fullname+".returnexpr"); | |
1817 | if (returnexpr.t) returnexpr.t->set_fullname(p_fullname+".returnexpr"); | |
1818 | break; | |
1819 | case S_DEACTIVATE: | |
1820 | if (deactivate) deactivate->set_fullname(p_fullname+".deact"); | |
1821 | break; | |
1822 | case S_SEND: | |
1823 | port_op.portref->set_fullname(p_fullname+".portref"); | |
1824 | port_op.s.sendpar->set_fullname(p_fullname+".sendpar"); | |
1825 | if(port_op.s.toclause) | |
1826 | port_op.s.toclause->set_fullname(p_fullname+".to"); | |
1827 | break; | |
1828 | case S_CALL: | |
1829 | port_op.portref->set_fullname(p_fullname+".portref"); | |
1830 | port_op.s.sendpar->set_fullname(p_fullname+".sendpar"); | |
1831 | if(port_op.s.toclause) | |
1832 | port_op.s.toclause->set_fullname(p_fullname+".to"); | |
1833 | if(port_op.s.call.timer) | |
1834 | port_op.s.call.timer->set_fullname(p_fullname+".timer"); | |
1835 | if(port_op.s.call.body) | |
1836 | port_op.s.call.body->set_fullname(p_fullname+".body"); | |
1837 | break; | |
1838 | case S_REPLY: | |
1839 | port_op.portref->set_fullname(p_fullname+".portref"); | |
1840 | port_op.s.sendpar->set_fullname(p_fullname+".sendpar"); | |
1841 | if(port_op.s.replyval) | |
1842 | port_op.s.replyval->set_fullname(p_fullname+".replyval"); | |
1843 | if(port_op.s.toclause) | |
1844 | port_op.s.toclause->set_fullname(p_fullname+".to"); | |
1845 | break; | |
1846 | case S_RAISE: | |
1847 | port_op.portref->set_fullname(p_fullname+".portref"); | |
1848 | port_op.s.raise.signature_ref->set_fullname(p_fullname+".sign"); | |
1849 | port_op.s.sendpar->set_fullname(p_fullname+".sendpar"); | |
1850 | if(port_op.s.toclause) | |
1851 | port_op.s.toclause->set_fullname(p_fullname+".to"); | |
1852 | break; | |
1853 | case S_RECEIVE: | |
1854 | case S_CHECK_RECEIVE: | |
1855 | case S_TRIGGER: | |
1856 | if(port_op.portref) port_op.portref->set_fullname(p_fullname+".portref"); | |
1857 | if(port_op.r.rcvpar) | |
1858 | port_op.r.rcvpar->set_fullname(p_fullname+".rcvpar"); | |
1859 | if(port_op.r.fromclause) | |
1860 | port_op.r.fromclause->set_fullname(p_fullname+".from"); | |
1861 | if(port_op.r.redirect.value) | |
1862 | port_op.r.redirect.value->set_fullname(p_fullname+".redirval"); | |
1863 | if(port_op.r.redirect.sender) | |
1864 | port_op.r.redirect.sender->set_fullname(p_fullname+".redirsender"); | |
1865 | break; | |
1866 | case S_GETCALL: | |
1867 | case S_CHECK_GETCALL: | |
1868 | if(port_op.portref) port_op.portref->set_fullname(p_fullname+".portref"); | |
1869 | if(port_op.r.rcvpar) | |
1870 | port_op.r.rcvpar->set_fullname(p_fullname+".rcvpar"); | |
1871 | if(port_op.r.fromclause) | |
1872 | port_op.r.fromclause->set_fullname(p_fullname+".from"); | |
1873 | if(port_op.r.redirect.param) | |
1874 | port_op.r.redirect.param->set_fullname(p_fullname+".pars"); | |
1875 | if(port_op.r.redirect.sender) | |
1876 | port_op.r.redirect.sender->set_fullname(p_fullname+".redirsender"); | |
1877 | break; | |
1878 | case S_GETREPLY: | |
1879 | case S_CHECK_GETREPLY: | |
1880 | if(port_op.portref) port_op.portref->set_fullname(p_fullname+".portref"); | |
1881 | if(port_op.r.rcvpar) | |
1882 | port_op.r.rcvpar->set_fullname(p_fullname+".rcvpar"); | |
1883 | if(port_op.r.getreply_valuematch) | |
1884 | port_op.r.getreply_valuematch->set_fullname(p_fullname+".valmatch"); | |
1885 | if(port_op.r.fromclause) | |
1886 | port_op.r.fromclause->set_fullname(p_fullname+".from"); | |
1887 | if(port_op.r.redirect.value) | |
1888 | port_op.r.redirect.value->set_fullname(p_fullname+".redirval"); | |
1889 | if(port_op.r.redirect.param) | |
1890 | port_op.r.redirect.param->set_fullname(p_fullname+".pars"); | |
1891 | if(port_op.r.redirect.sender) | |
1892 | port_op.r.redirect.sender->set_fullname(p_fullname+".redirsender"); | |
1893 | break; | |
1894 | case S_CATCH: | |
1895 | case S_CHECK_CATCH: | |
1896 | if(port_op.portref) port_op.portref->set_fullname(p_fullname+".portref"); | |
1897 | if(port_op.r.ctch.signature_ref) | |
1898 | port_op.r.ctch.signature_ref->set_fullname(p_fullname+".sign"); | |
1899 | if(port_op.r.rcvpar) | |
1900 | port_op.r.rcvpar->set_fullname(p_fullname+".rcvpar"); | |
1901 | if(port_op.r.fromclause) | |
1902 | port_op.r.fromclause->set_fullname(p_fullname+".from"); | |
1903 | if(port_op.r.redirect.value) | |
1904 | port_op.r.redirect.value->set_fullname(p_fullname+".redirval"); | |
1905 | if(port_op.r.redirect.sender) | |
1906 | port_op.r.redirect.sender->set_fullname(p_fullname+".redirsender"); | |
1907 | break; | |
1908 | case S_CHECK: | |
1909 | if(port_op.portref) port_op.portref->set_fullname(p_fullname+".portref"); | |
1910 | if(port_op.r.fromclause) | |
1911 | port_op.r.fromclause->set_fullname(p_fullname+".from"); | |
1912 | if(port_op.r.redirect.sender) | |
1913 | port_op.r.redirect.sender->set_fullname(p_fullname+".redirsender"); | |
1914 | break; | |
1915 | case S_CLEAR: | |
1916 | case S_START_PORT: | |
1917 | case S_STOP_PORT: | |
1918 | case S_HALT: | |
1919 | if(port_op.portref) port_op.portref->set_fullname(p_fullname+".portref"); | |
1920 | break; | |
1921 | case S_START_COMP: | |
1922 | comp_op.compref->set_fullname(p_fullname+".compref"); | |
1923 | comp_op.funcinstref->set_fullname(p_fullname+".funcref"); | |
1924 | break; | |
1925 | case S_START_COMP_REFD: | |
1926 | comp_op.compref->set_fullname(p_fullname+".compref"); | |
1927 | comp_op.derefered.value->set_fullname(p_fullname+".funcref"); | |
1928 | comp_op.derefered.t_list1->set_fullname(p_fullname+".<parameters>"); | |
1929 | break; | |
1930 | case S_STOP_COMP: | |
1931 | case S_KILL: | |
1932 | case S_KILLED: | |
1933 | if (comp_op.compref) comp_op.compref->set_fullname(p_fullname+".compref"); | |
1934 | break; | |
1935 | case S_DONE: | |
1936 | if(comp_op.compref) { | |
1937 | comp_op.compref->set_fullname(p_fullname+".compref"); | |
1938 | if(comp_op.donereturn.donematch) | |
1939 | comp_op.donereturn.donematch->set_fullname(p_fullname+".donematch"); | |
1940 | if(comp_op.donereturn.redirect) | |
1941 | comp_op.donereturn.redirect->set_fullname(p_fullname+".redir"); | |
1942 | } | |
1943 | break; | |
1944 | case S_CONNECT: | |
1945 | case S_MAP: | |
1946 | case S_DISCONNECT: | |
1947 | case S_UNMAP: | |
1948 | config_op.compref1->set_fullname(p_fullname+".compref1"); | |
1949 | config_op.portref1->set_fullname(p_fullname+".portref1"); | |
1950 | config_op.compref2->set_fullname(p_fullname+".compref2"); | |
1951 | config_op.portref2->set_fullname(p_fullname+".portref2"); | |
1952 | break; | |
1953 | case S_START_TIMER: | |
1954 | timer_op.timerref->set_fullname(p_fullname+".timerref"); | |
1955 | if(timer_op.value) timer_op.value->set_fullname(p_fullname+".timerval"); | |
1956 | break; | |
1957 | case S_STOP_TIMER: | |
1958 | case S_TIMEOUT: | |
1959 | if (timer_op.timerref) | |
1960 | timer_op.timerref->set_fullname(p_fullname+".timerref"); | |
1961 | break; | |
1962 | case S_SETVERDICT: | |
1963 | setverdict.verdictval->set_fullname(p_fullname+".verdictval"); | |
1964 | if (setverdict.logargs) | |
1965 | setverdict.logargs->set_fullname(p_fullname+".verdictreason"); | |
1966 | break; | |
1967 | case S_TESTCASE_INSTANCE: | |
1968 | testcase_inst.tcref->set_fullname(p_fullname+".tcref"); | |
1969 | if (testcase_inst.timerval) | |
1970 | testcase_inst.timerval->set_fullname(p_fullname+".timerval"); | |
1971 | break; | |
1972 | case S_TESTCASE_INSTANCE_REFD: | |
1973 | execute_refd.value->set_fullname(p_fullname+".tcref"); | |
1974 | execute_refd.t_list1->set_fullname(p_fullname+".<parameters>"); | |
1975 | if(execute_refd.timerval) | |
1976 | execute_refd.timerval->set_fullname(p_fullname+".timerval"); | |
1977 | break; | |
1978 | case S_ACTIVATE_REFD: | |
1979 | case S_UNKNOWN_INVOKED: | |
1980 | case S_FUNCTION_INVOKED: | |
1981 | case S_ALTSTEP_INVOKED: | |
1982 | fau_refd.value->set_fullname(p_fullname+".ref"); | |
1983 | fau_refd.t_list1->set_fullname(p_fullname+".<parameters>"); | |
1984 | break; | |
1985 | case S_STRING2TTCN: | |
1986 | str2ttcn.val->set_fullname(p_fullname+".ti"); | |
1987 | str2ttcn.ref->set_fullname(p_fullname+".ref"); | |
1988 | break; | |
1989 | default: | |
1990 | FATAL_ERROR("Statement::set_fullname()"); | |
1991 | } // switch statementtype | |
1992 | } | |
1993 | ||
1994 | void Statement::set_my_sb(StatementBlock *p_sb, size_t p_index) | |
1995 | { | |
1996 | my_sb=p_sb; | |
1997 | switch(statementtype) { | |
1998 | case S_BLOCK: | |
1999 | block->set_my_sb(p_sb, p_index); | |
2000 | break; | |
2001 | case S_LABEL: | |
2002 | label.stmt_idx = p_index; | |
2003 | break; | |
2004 | case S_GOTO: | |
2005 | go_to.stmt_idx = p_index; | |
2006 | break; | |
2007 | case S_IF: | |
2008 | if_stmt.ics->set_my_sb(p_sb, p_index); | |
2009 | if(if_stmt.elseblock) if_stmt.elseblock->set_my_sb(p_sb, p_index); | |
2010 | break; | |
2011 | case S_SELECT: | |
2012 | select.scs->set_my_sb(p_sb, p_index); | |
2013 | break; | |
2014 | case S_FOR: | |
2015 | case S_WHILE: | |
2016 | case S_DOWHILE: | |
2017 | loop.block->set_my_sb(p_sb, p_index); | |
2018 | break; | |
2019 | case S_ALT: | |
2020 | case S_INTERLEAVE: | |
2021 | ags->set_my_sb(p_sb, p_index); | |
2022 | break; | |
2023 | case S_CALL: | |
2024 | if(port_op.s.call.body) port_op.s.call.body->set_my_sb(p_sb, p_index); | |
2025 | break; | |
2026 | default: | |
2027 | break; | |
2028 | } // switch statementtype | |
2029 | } | |
2030 | ||
2031 | void Statement::set_my_def(Definition *p_def) | |
2032 | { | |
2033 | switch (statementtype) { | |
2034 | case S_BLOCK: | |
2035 | block->set_my_def(p_def); | |
2036 | break; | |
2037 | case S_IF: | |
2038 | if_stmt.ics->set_my_def(p_def); | |
2039 | if (if_stmt.elseblock) if_stmt.elseblock->set_my_def(p_def); | |
2040 | break; | |
2041 | case S_SELECT: | |
2042 | select.scs->set_my_def(p_def); | |
2043 | break; | |
2044 | case S_FOR: | |
2045 | case S_WHILE: | |
2046 | case S_DOWHILE: | |
2047 | loop.block->set_my_def(p_def); | |
2048 | break; | |
2049 | case S_ALT: | |
2050 | case S_INTERLEAVE: | |
2051 | ags->set_my_def(p_def); | |
2052 | break; | |
2053 | case S_CALL: | |
2054 | if (port_op.s.call.body) port_op.s.call.body->set_my_def(p_def); | |
2055 | break; | |
2056 | default: | |
2057 | break; | |
2058 | } // switch statementtype | |
2059 | } | |
2060 | ||
2061 | void Statement::set_my_ags(AltGuards *p_ags) | |
2062 | { | |
2063 | switch (statementtype) { | |
2064 | case S_BLOCK: | |
2065 | block->set_my_ags(p_ags); | |
2066 | break; | |
2067 | case S_IF: | |
2068 | if_stmt.ics->set_my_ags(p_ags); | |
2069 | if (if_stmt.elseblock) if_stmt.elseblock->set_my_ags(p_ags); | |
2070 | break; | |
2071 | case S_SELECT: | |
2072 | select.scs->set_my_ags(p_ags); | |
2073 | break; | |
2074 | case S_FOR: | |
2075 | case S_WHILE: | |
2076 | case S_DOWHILE: | |
2077 | loop.block->set_my_ags(p_ags); | |
2078 | break; | |
2079 | case S_REPEAT: | |
2080 | ags = p_ags; | |
2081 | break; | |
2082 | default: | |
2083 | break; | |
2084 | } // switch statementtype | |
2085 | } | |
2086 | ||
2087 | void Statement::set_my_laic_stmt(AltGuards *p_ags, Statement *p_loop_stmt) | |
2088 | { | |
2089 | switch (statementtype) { | |
2090 | case S_BLOCK: | |
2091 | block->set_my_laic_stmt(p_ags, p_loop_stmt); | |
2092 | break; | |
2093 | case S_IF: | |
2094 | if_stmt.ics->set_my_laic_stmt(p_ags, p_loop_stmt); | |
2095 | if (if_stmt.elseblock) | |
2096 | if_stmt.elseblock->set_my_laic_stmt(p_ags, p_loop_stmt); | |
2097 | break; | |
2098 | case S_SELECT: | |
2099 | select.scs->set_my_laic_stmt(p_ags, p_loop_stmt); | |
2100 | break; | |
2101 | case S_ALT: | |
2102 | case S_INTERLEAVE: | |
2103 | if (p_loop_stmt) | |
2104 | ags->set_my_laic_stmt(0, p_loop_stmt); // ags is set later | |
2105 | break; | |
2106 | case S_CALL: | |
2107 | if (p_loop_stmt && port_op.s.call.body) | |
2108 | port_op.s.call.body->set_my_laic_stmt(0, p_loop_stmt); | |
2109 | // ags is set later | |
2110 | break; | |
2111 | case S_BREAK: | |
2112 | case S_CONTINUE: | |
2113 | if (p_loop_stmt) | |
2114 | brk_cnt.loop_stmt=p_loop_stmt; | |
2115 | brk_cnt.ags=p_ags; | |
2116 | break; | |
2117 | default: | |
2118 | break; | |
2119 | } // switch statementtype | |
2120 | } | |
2121 | ||
2122 | /** \todo handle blocks, loops and conditional statements | |
2123 | * (i.e. investigate their last statements within the block) */ | |
2124 | bool Statement::is_terminating() const | |
2125 | { | |
2126 | switch (statementtype) { | |
2127 | case S_GOTO: | |
2128 | case S_BREAK: | |
2129 | case S_CONTINUE: | |
2130 | case S_STOP_EXEC: | |
2131 | case S_STOP_TESTCASE: | |
2132 | case S_REPEAT: | |
2133 | case S_RETURN: | |
2134 | return true; | |
2135 | case S_STOP_COMP: | |
2136 | case S_KILL: | |
2137 | // checking for self.stop, self.kill, mtc.stop and mtc.kill | |
2138 | if (comp_op.compref) { | |
2139 | Value *v_last = comp_op.compref->get_value_refd_last(); | |
2140 | if (v_last->get_valuetype() == Value::V_EXPR) { | |
2141 | switch (v_last->get_optype()) { | |
2142 | case Value::OPTYPE_COMP_SELF: | |
2143 | case Value::OPTYPE_COMP_MTC: | |
2144 | return true; | |
2145 | default: | |
2146 | break; | |
2147 | } | |
2148 | } | |
2149 | } | |
2150 | return false; | |
2151 | case S_WHILE: | |
2152 | case S_DOWHILE: | |
2153 | if(!loop.expr->is_unfoldable() && loop.expr->get_val_bool()) { | |
2154 | return !loop.has_brk; // not endless loop if it has a break | |
2155 | } | |
2156 | return false; | |
2157 | default: | |
2158 | return false; | |
2159 | } | |
2160 | } | |
2161 | ||
2162 | StatementBlock::returnstatus_t Statement::has_return() const | |
2163 | { | |
2164 | switch (statementtype) { | |
2165 | case S_BLOCK: | |
2166 | return block->has_return(); | |
2167 | case S_IF: | |
2168 | return if_stmt.ics->has_return(if_stmt.elseblock); | |
2169 | case S_SELECT: | |
2170 | return select.scs->has_return(); | |
2171 | case S_FOR: | |
2172 | case S_WHILE: | |
2173 | if (loop.block->has_return() == StatementBlock::RS_NO) | |
2174 | return StatementBlock::RS_NO; | |
2175 | else return StatementBlock::RS_MAYBE; | |
2176 | case S_DOWHILE: | |
2177 | return loop.block->has_return(); | |
2178 | case S_ALT: { | |
2179 | StatementBlock::returnstatus_t ret_val = ags->has_return(); | |
2180 | if (ret_val == StatementBlock::RS_YES && !ags->has_else()) { | |
2181 | // the invoked defaults may skip the entire statement | |
2182 | ret_val = StatementBlock::RS_MAYBE; | |
2183 | } | |
2184 | return ret_val; } | |
2185 | case S_CALL: | |
2186 | if (port_op.s.call.body) return port_op.s.call.body->has_return(); | |
2187 | else return StatementBlock::RS_NO; | |
2188 | default: | |
2189 | if (is_terminating()) return StatementBlock::RS_YES; | |
2190 | else return StatementBlock::RS_NO; | |
2191 | } | |
2192 | } | |
2193 | ||
2194 | bool Statement::is_receiving_stmt() const | |
2195 | { | |
2196 | switch (statementtype) { | |
2197 | case S_ALT: | |
2198 | case S_INTERLEAVE: | |
2199 | case S_ALTSTEP_INSTANCE: | |
2200 | case S_ALTSTEP_INVOKED: | |
2201 | case S_RECEIVE: | |
2202 | case S_CHECK_RECEIVE: | |
2203 | case S_TRIGGER: | |
2204 | case S_GETCALL: | |
2205 | case S_CHECK_GETCALL: | |
2206 | case S_GETREPLY: | |
2207 | case S_CHECK_GETREPLY: | |
2208 | case S_CATCH: | |
2209 | case S_CHECK_CATCH: | |
2210 | case S_CHECK: | |
2211 | case S_DONE: | |
2212 | case S_KILLED: | |
2213 | case S_TIMEOUT: | |
2214 | return true; | |
2215 | default: | |
2216 | return false; | |
2217 | } // switch statementtype | |
2218 | } | |
2219 | ||
2220 | bool Statement::has_receiving_stmt() const | |
2221 | { | |
2222 | switch (statementtype) { | |
2223 | case S_DEF: | |
2224 | case S_ASSIGNMENT: | |
2225 | case S_FUNCTION_INSTANCE: | |
2226 | case S_FUNCTION_INVOKED: | |
2227 | case S_LOG: | |
2228 | case S_STRING2TTCN: | |
2229 | case S_ACTION: | |
2230 | case S_LABEL: | |
2231 | case S_GOTO: | |
2232 | case S_BREAK: | |
2233 | case S_CONTINUE: | |
2234 | case S_STOP_EXEC: | |
2235 | case S_STOP_TESTCASE: | |
2236 | case S_REPEAT: | |
2237 | case S_RETURN: | |
2238 | case S_ACTIVATE: | |
2239 | case S_ACTIVATE_REFD: | |
2240 | case S_DEACTIVATE: | |
2241 | case S_SEND: | |
2242 | case S_REPLY: | |
2243 | case S_RAISE: | |
2244 | case S_CLEAR: | |
2245 | case S_START_PORT: | |
2246 | case S_STOP_PORT: | |
2247 | case S_HALT: | |
2248 | case S_START_COMP: | |
2249 | case S_START_COMP_REFD: | |
2250 | case S_STOP_COMP: | |
2251 | case S_KILL: | |
2252 | case S_CONNECT: | |
2253 | case S_DISCONNECT: | |
2254 | case S_MAP: | |
2255 | case S_UNMAP: | |
2256 | case S_START_TIMER: | |
2257 | case S_STOP_TIMER: | |
2258 | case S_SETVERDICT: | |
2259 | case S_TESTCASE_INSTANCE: | |
2260 | case S_TESTCASE_INSTANCE_REFD: | |
2261 | return false; | |
2262 | case S_ALT: | |
2263 | case S_INTERLEAVE: | |
2264 | case S_ALTSTEP_INSTANCE: | |
2265 | case S_ALTSTEP_INVOKED: | |
2266 | case S_RECEIVE: | |
2267 | case S_CHECK_RECEIVE: | |
2268 | case S_TRIGGER: | |
2269 | case S_GETCALL: | |
2270 | case S_CHECK_GETCALL: | |
2271 | case S_GETREPLY: | |
2272 | case S_CHECK_GETREPLY: | |
2273 | case S_CATCH: | |
2274 | case S_CHECK_CATCH: | |
2275 | case S_CHECK: | |
2276 | case S_DONE: | |
2277 | case S_KILLED: | |
2278 | case S_TIMEOUT: | |
2279 | return true; | |
2280 | case S_BLOCK: | |
2281 | return block->has_receiving_stmt(); | |
2282 | case S_IF: | |
2283 | return if_stmt.ics->has_receiving_stmt() | |
2284 | || (if_stmt.elseblock && if_stmt.elseblock->has_receiving_stmt()); | |
2285 | case S_SELECT: | |
2286 | return select.scs->has_receiving_stmt(); | |
2287 | case S_FOR: | |
2288 | case S_WHILE: | |
2289 | case S_DOWHILE: | |
2290 | return loop.block->has_receiving_stmt(); | |
2291 | case S_CALL: | |
2292 | return port_op.s.call.body && port_op.s.call.body->has_receiving_stmt(); | |
2293 | case S_ERROR: | |
2294 | case S_START_UNDEF: | |
2295 | case S_STOP_UNDEF: | |
2296 | case S_UNKNOWN_INSTANCE: | |
2297 | case S_UNKNOWN_INVOKED: | |
2298 | default: | |
2299 | FATAL_ERROR("Statement::has_receiving_stmt()"); | |
2300 | } // switch statementtype | |
2301 | } | |
2302 | ||
2303 | bool Statement::can_repeat() const | |
2304 | { | |
2305 | switch (statementtype) { | |
2306 | case S_TRIGGER: | |
2307 | case S_DONE: | |
2308 | case S_KILLED: | |
2309 | return true; | |
2310 | case S_RECEIVE: | |
2311 | case S_CHECK_RECEIVE: | |
2312 | case S_GETCALL: | |
2313 | case S_CHECK_GETCALL: | |
2314 | case S_GETREPLY: | |
2315 | case S_CHECK_GETREPLY: | |
2316 | case S_CATCH: | |
2317 | case S_CHECK_CATCH: | |
2318 | case S_CHECK: | |
2319 | case S_TIMEOUT: | |
2320 | return false; | |
2321 | default: | |
2322 | FATAL_ERROR("Statement::can_repeat()"); | |
2323 | } // switch statementtype | |
2324 | } | |
2325 | ||
2326 | void Statement::chk() | |
2327 | { | |
2328 | switch (statementtype) { | |
2329 | case S_ERROR: | |
2330 | break; | |
2331 | case S_START_UNDEF: | |
2332 | chk_start_undef(); | |
2333 | break; | |
2334 | case S_STOP_UNDEF: | |
2335 | chk_stop_undef(); | |
2336 | break; | |
2337 | case S_UNKNOWN_INSTANCE: | |
2338 | chk_unknown_instance(); | |
2339 | break; | |
2340 | case S_UNKNOWN_INVOKED: | |
2341 | case S_FUNCTION_INVOKED: | |
2342 | case S_ALTSTEP_INVOKED: | |
2343 | chk_unknown_invoke(); | |
2344 | break; | |
2345 | case S_DEF: | |
2346 | def->chk(); | |
2347 | my_sb->register_def(def); | |
2348 | break; | |
2349 | case S_ASSIGNMENT: | |
2350 | chk_assignment(); | |
2351 | break; | |
2352 | case S_FUNCTION_INSTANCE: | |
2353 | chk_function(); | |
2354 | break; | |
2355 | case S_BLOCK: | |
2356 | chk_block(); | |
2357 | break; | |
2358 | case S_LOG: | |
2359 | case S_ACTION: | |
2360 | case S_STOP_TESTCASE: | |
2361 | chk_log_action(logargs); | |
2362 | break; | |
2363 | case S_LABEL: | |
2364 | // do nothing | |
2365 | break; | |
2366 | case S_GOTO: | |
2367 | chk_goto(); | |
2368 | break; | |
2369 | case S_IF: | |
2370 | chk_if(); | |
2371 | break; | |
2372 | case S_SELECT: | |
2373 | chk_select(); | |
2374 | break; | |
2375 | case S_FOR: | |
2376 | chk_for(); | |
2377 | break; | |
2378 | case S_WHILE: | |
2379 | chk_while(); | |
2380 | break; | |
2381 | case S_DOWHILE: | |
2382 | chk_do_while(); | |
2383 | break; | |
2384 | case S_BREAK: | |
2385 | chk_break(); | |
2386 | break; | |
2387 | case S_CONTINUE: | |
2388 | chk_continue(); | |
2389 | break; | |
2390 | case S_STOP_EXEC: | |
2391 | // do nothing | |
2392 | break; | |
2393 | case S_ALT: | |
2394 | chk_alt(); | |
2395 | break; | |
2396 | case S_REPEAT: | |
2397 | chk_repeat(); | |
2398 | break; | |
2399 | case S_INTERLEAVE: | |
2400 | chk_interleave(); | |
2401 | break; | |
2402 | case S_ALTSTEP_INSTANCE: | |
2403 | chk_altstep(); | |
2404 | break; | |
2405 | case S_RETURN: | |
2406 | chk_return(); | |
2407 | break; | |
2408 | case S_ACTIVATE: | |
2409 | chk_activate(); | |
2410 | break; | |
2411 | case S_ACTIVATE_REFD: | |
2412 | chk_activate_refd(); | |
2413 | break; | |
2414 | case S_DEACTIVATE: | |
2415 | chk_deactivate(); | |
2416 | break; | |
2417 | case S_SEND: | |
2418 | chk_send(); | |
2419 | break; | |
2420 | case S_CALL: | |
2421 | chk_call(); | |
2422 | break; | |
2423 | case S_REPLY: | |
2424 | chk_reply(); | |
2425 | break; | |
2426 | case S_RAISE: | |
2427 | chk_raise(); | |
2428 | break; | |
2429 | case S_RECEIVE: | |
2430 | case S_CHECK_RECEIVE: | |
2431 | case S_TRIGGER: | |
2432 | chk_receive(); | |
2433 | break; | |
2434 | case S_GETCALL: | |
2435 | case S_CHECK_GETCALL: | |
2436 | chk_getcall(); | |
2437 | break; | |
2438 | case S_GETREPLY: | |
2439 | case S_CHECK_GETREPLY: | |
2440 | chk_getreply(); | |
2441 | break; | |
2442 | case S_CATCH: | |
2443 | case S_CHECK_CATCH: | |
2444 | chk_catch(); | |
2445 | break; | |
2446 | case S_CHECK: | |
2447 | chk_check(); | |
2448 | break; | |
2449 | case S_CLEAR: | |
2450 | chk_clear(); | |
2451 | break; | |
2452 | case S_START_PORT: | |
2453 | case S_STOP_PORT: | |
2454 | case S_HALT: | |
2455 | chk_start_stop_port(); | |
2456 | break; | |
2457 | case S_START_COMP: | |
2458 | chk_start_comp(); | |
2459 | break; | |
2460 | case S_START_COMP_REFD: | |
2461 | chk_start_comp_refd(); | |
2462 | break; | |
2463 | case S_STOP_COMP: | |
2464 | case S_KILL: | |
2465 | chk_stop_kill_comp(); | |
2466 | break; | |
2467 | case S_DONE: | |
2468 | chk_done(); | |
2469 | break; | |
2470 | case S_KILLED: | |
2471 | chk_killed(); | |
2472 | break; | |
2473 | case S_CONNECT: | |
2474 | case S_DISCONNECT: | |
2475 | chk_connect(); | |
2476 | break; | |
2477 | case S_MAP: | |
2478 | case S_UNMAP: | |
2479 | chk_map(); | |
2480 | break; | |
2481 | case S_START_TIMER: | |
2482 | chk_start_timer(); | |
2483 | break; | |
2484 | case S_STOP_TIMER: | |
2485 | case S_TIMEOUT: | |
2486 | chk_stop_timer_timeout(); | |
2487 | break; | |
2488 | case S_SETVERDICT: | |
2489 | chk_setverdict(); | |
2490 | chk_log_action(setverdict.logargs); // for checking verdictreason | |
2491 | break; | |
2492 | case S_TESTCASE_INSTANCE: | |
2493 | chk_execute(); | |
2494 | break; | |
2495 | case S_TESTCASE_INSTANCE_REFD: | |
2496 | chk_execute_refd(); | |
2497 | break; | |
2498 | case S_STRING2TTCN: | |
2499 | chk_string2ttcn(); | |
2500 | break; | |
2501 | default: | |
2502 | FATAL_ERROR("Statement::chk()"); | |
2503 | } // switch statementtype | |
2504 | } | |
2505 | ||
2506 | void Statement::chk_string2ttcn() | |
2507 | { | |
2508 | Error_Context cntxt(this, "In string2ttcn() statement"); | |
2509 | str2ttcn.val->chk_expr_type(Type::T_CSTR, "charstring", Type::EXPECTED_DYNAMIC_VALUE); | |
2510 | /// | |
2511 | Common::Assignment* refd_ass = str2ttcn.ref->get_refd_assignment(); | |
2512 | if (refd_ass==NULL) { | |
2513 | error("Could not determine the assignment for second parameter"); | |
2514 | goto error; | |
2515 | } | |
2516 | switch (refd_ass->get_asstype()) { | |
2517 | case Definition::A_PAR_VAL_IN: | |
2518 | case Definition::A_PAR_TEMPL_IN: | |
2519 | refd_ass->use_as_lvalue(*str2ttcn.ref); | |
2520 | case Definition::A_VAR: | |
2521 | case Definition::A_VAR_TEMPLATE: | |
2522 | case Definition::A_PAR_VAL_OUT: | |
2523 | case Definition::A_PAR_VAL_INOUT: | |
2524 | case Definition::A_PAR_TEMPL_OUT: | |
2525 | case Definition::A_PAR_TEMPL_INOUT: | |
2526 | // valid assignment types | |
2527 | break; | |
2528 | default: | |
2529 | str2ttcn.ref->error("Reference to '%s' cannot be used as the second parameter", refd_ass->get_assname()); | |
2530 | goto error; | |
2531 | } | |
2532 | return; | |
2533 | error: | |
2534 | delete str2ttcn.val; | |
2535 | delete str2ttcn.ref; | |
2536 | statementtype = S_ERROR; | |
2537 | } | |
2538 | ||
2539 | void Statement::chk_allowed_interleave() | |
2540 | { | |
2541 | switch (statementtype) { | |
2542 | case S_BLOCK: | |
2543 | block->chk_allowed_interleave(); | |
2544 | break; | |
2545 | case S_LABEL: | |
2546 | error("Label statement is not allowed within an interleave statement"); | |
2547 | break; | |
2548 | case S_GOTO: | |
2549 | error("Goto statement is not allowed within an interleave statement"); | |
2550 | break; | |
2551 | case S_IF: | |
2552 | if_stmt.ics->chk_allowed_interleave(); | |
2553 | if (if_stmt.elseblock) if_stmt.elseblock->chk_allowed_interleave(); | |
2554 | break; | |
2555 | case S_SELECT: | |
2556 | select.scs->chk_allowed_interleave(); | |
2557 | break; | |
2558 | case S_FOR: | |
2559 | case S_WHILE: | |
2560 | case S_DOWHILE: | |
2561 | loop.block->chk_allowed_interleave(); | |
2562 | break; | |
2563 | case S_ALT: | |
2564 | ags->chk_allowed_interleave(); | |
2565 | break; | |
2566 | case S_REPEAT: | |
2567 | error("Repeat statement is not allowed within an interleave statement"); | |
2568 | break; | |
2569 | case S_ALTSTEP_INSTANCE: | |
2570 | error("Invocation of an altstep is not allowed within an interleave " | |
2571 | "statement"); | |
2572 | break; | |
2573 | case S_ALTSTEP_INVOKED: | |
2574 | error("Invocation of an altstep type is not allowed within an interleave" | |
2575 | "statement"); | |
2576 | break; | |
2577 | case S_RETURN: | |
2578 | error("Return statement is not allowed within an interleave statement"); | |
2579 | break; | |
2580 | case S_CALL: | |
2581 | if (port_op.s.call.body) port_op.s.call.body->chk_allowed_interleave(); | |
2582 | break; | |
2583 | default: | |
2584 | // the other statements are allowed | |
2585 | break; | |
2586 | } | |
2587 | } | |
2588 | ||
2589 | void Statement::chk_start_undef() | |
2590 | { | |
2591 | Ref_base *t_ref = undefstartstop.ref; | |
2592 | Value *t_val = undefstartstop.val; | |
2593 | Common::Assignment *t_ass; | |
2594 | { | |
2595 | Error_Context cntxt(this, "In start statement"); | |
2596 | t_ass = t_ref->get_refd_assignment(); | |
2597 | } | |
2598 | if (!t_ass) goto error; | |
2599 | switch (t_ass->get_asstype()) { | |
2600 | case Definition::A_PORT: | |
2601 | case Definition::A_PAR_PORT: | |
2602 | statementtype = S_START_PORT; | |
2603 | port_op.portref = dynamic_cast<Reference*>(t_ref); | |
2604 | if (!port_op.portref) goto error; | |
2605 | if (t_val) { | |
2606 | t_val->error("Start port operation cannot have argument"); | |
2607 | delete t_val; | |
2608 | } | |
2609 | chk_start_stop_port(); | |
2610 | break; | |
2611 | case Definition::A_TIMER: | |
2612 | case Definition::A_PAR_TIMER: | |
2613 | statementtype = S_START_TIMER; | |
2614 | timer_op.timerref = dynamic_cast<Reference*>(t_ref); | |
2615 | if (!timer_op.timerref) goto error; | |
2616 | timer_op.value = t_val; | |
2617 | chk_start_timer(); | |
2618 | break; | |
2619 | case Definition::A_CONST: | |
2620 | case Definition::A_EXT_CONST: | |
2621 | case Definition::A_MODULEPAR: | |
2622 | case Definition::A_VAR: | |
2623 | case Definition::A_FUNCTION_RVAL: | |
2624 | case Definition::A_EXT_FUNCTION_RVAL: | |
2625 | case Definition::A_PAR_VAL_IN: | |
2626 | case Definition::A_PAR_VAL_OUT: | |
2627 | case Definition::A_PAR_VAL_INOUT: | |
2628 | statementtype = S_START_COMP; | |
2629 | if (!t_val) { | |
2630 | error("The argument of start operation is missing, although it cannot " | |
2631 | "be a start timer or start port operation"); | |
2632 | goto error; | |
2633 | } else if (t_val->get_valuetype() != Value::V_REFD) { | |
2634 | t_val->error("The argument of start operation is not a function, " | |
2635 | "although it cannot be a start timer or start port operation"); | |
2636 | goto error; | |
2637 | } else { | |
2638 | comp_op.funcinstref = t_val->steal_ttcn_ref_base(); | |
2639 | delete t_val; | |
2640 | } | |
2641 | comp_op.compref = new Value(Value::V_REFD, t_ref); | |
2642 | comp_op.compref->set_my_scope(t_ref->get_my_scope()); | |
2643 | comp_op.compref->set_fullname(t_ref->get_fullname()); | |
2644 | comp_op.compref->set_location(*t_ref); | |
2645 | chk_start_comp(); | |
2646 | break; | |
2647 | default: | |
2648 | t_ref->error("Port, timer or component reference was expected as the " | |
2649 | "operand of start operation instead of %s", | |
2650 | t_ass->get_description().c_str()); | |
2651 | goto error; | |
2652 | } | |
2653 | return; | |
2654 | error: | |
2655 | delete t_ref; | |
2656 | delete t_val; | |
2657 | statementtype = S_ERROR; | |
2658 | } | |
2659 | ||
2660 | void Statement::chk_stop_undef() | |
2661 | { | |
2662 | Ref_base *t_ref = undefstartstop.ref; | |
2663 | Common::Assignment *t_ass; | |
2664 | { | |
2665 | Error_Context cntxt(this, "In stop statement"); | |
2666 | t_ass = t_ref->get_refd_assignment(); | |
2667 | } | |
2668 | if (!t_ass) goto error; | |
2669 | // Determine what it is that we are trying to stop; change statementtype | |
2670 | switch (t_ass->get_asstype()) { | |
2671 | case Definition::A_PORT: | |
2672 | case Definition::A_PAR_PORT: | |
2673 | statementtype = S_STOP_PORT; | |
2674 | port_op.portref = dynamic_cast<Reference*>(t_ref); | |
2675 | if (!port_op.portref) goto error; | |
2676 | chk_start_stop_port(); | |
2677 | break; | |
2678 | case Definition::A_TIMER: | |
2679 | case Definition::A_PAR_TIMER: | |
2680 | statementtype = S_STOP_TIMER; | |
2681 | timer_op.timerref = dynamic_cast<Reference*>(t_ref); | |
2682 | if (!timer_op.timerref) goto error; | |
2683 | timer_op.value = 0; | |
2684 | chk_stop_timer_timeout(); | |
2685 | break; | |
2686 | case Definition::A_CONST: | |
2687 | case Definition::A_EXT_CONST: | |
2688 | case Definition::A_MODULEPAR: | |
2689 | case Definition::A_VAR: | |
2690 | case Definition::A_FUNCTION_RVAL: | |
2691 | case Definition::A_EXT_FUNCTION_RVAL: | |
2692 | case Definition::A_PAR_VAL_IN: | |
2693 | case Definition::A_PAR_VAL_OUT: | |
2694 | case Definition::A_PAR_VAL_INOUT: | |
2695 | statementtype = S_STOP_COMP; | |
2696 | comp_op.compref = new Value(Value::V_REFD, t_ref); | |
2697 | comp_op.compref->set_my_scope(t_ref->get_my_scope()); | |
2698 | comp_op.compref->set_fullname(t_ref->get_fullname()); | |
2699 | comp_op.compref->set_location(*t_ref); | |
2700 | chk_stop_kill_comp(); | |
2701 | break; | |
2702 | default: | |
2703 | t_ref->error("Port, timer or component reference was expected as the " | |
2704 | "operand of stop operation instead of %s", | |
2705 | t_ass->get_description().c_str()); | |
2706 | goto error; | |
2707 | } | |
2708 | return; | |
2709 | error: | |
2710 | delete t_ref; | |
2711 | statementtype = S_ERROR; | |
2712 | } | |
2713 | ||
2714 | void Statement::chk_unknown_instance() | |
2715 | { | |
2716 | Common::Assignment *t_ass; | |
2717 | { | |
2718 | Error_Context cntxt(this, "In function or altstep instance"); | |
2719 | t_ass = ref_pard->get_refd_assignment(false); | |
2720 | } | |
2721 | if (!t_ass) goto error; | |
2722 | switch (t_ass->get_asstype()) { | |
2723 | case Common::Assignment::A_FUNCTION: | |
2724 | case Common::Assignment::A_FUNCTION_RVAL: | |
2725 | case Common::Assignment::A_FUNCTION_RTEMP: | |
2726 | case Common::Assignment::A_EXT_FUNCTION: | |
2727 | case Common::Assignment::A_EXT_FUNCTION_RVAL: | |
2728 | case Common::Assignment::A_EXT_FUNCTION_RTEMP: | |
2729 | statementtype = S_FUNCTION_INSTANCE; | |
2730 | chk_function(); | |
2731 | break; | |
2732 | case Common::Assignment::A_ALTSTEP: | |
2733 | statementtype = S_ALTSTEP_INSTANCE; | |
2734 | chk_altstep(); | |
2735 | break; | |
2736 | default: | |
2737 | ref_pard->error("Reference to a function or altstep was expected " | |
2738 | "instead of %s, which cannot be invoked", | |
2739 | t_ass->get_description().c_str()); | |
2740 | goto error; | |
2741 | } | |
2742 | return; | |
2743 | error: | |
2744 | clean_up(); | |
2745 | statementtype = S_ERROR; | |
2746 | } | |
2747 | ||
2748 | void Statement::chk_unknown_invoke() | |
2749 | { | |
2750 | Error_Context cntxt(this, "In apply operation"); | |
2751 | Type *t = fau_refd.value->get_expr_governor_last(); | |
2752 | if (!t) goto error; | |
2753 | switch (t->get_typetype()) { | |
2754 | case Type::T_ERROR: | |
2755 | goto error; | |
2756 | case Type::T_FUNCTION: | |
2757 | statementtype = S_FUNCTION_INVOKED; | |
2758 | if (t->get_function_return_type()) warning("The value returned by " | |
2759 | "function type `%s' is not used", t->get_typename().c_str()); | |
2760 | break; | |
2761 | case Type::T_ALTSTEP: | |
2762 | statementtype = S_ALTSTEP_INVOKED; | |
2763 | break; | |
2764 | default: | |
2765 | fau_refd.value->error("A value of type function or altstep was " | |
2766 | "expected instead of `%s'", t->get_typename().c_str()); | |
2767 | goto error; | |
2768 | } | |
2769 | my_sb->chk_runs_on_clause(t, *this, "call"); | |
2770 | { | |
2771 | ActualParList *parlist = new Ttcn::ActualParList; | |
2772 | Ttcn::FormalParList *fp_list = t->get_fat_parameters(); | |
2773 | bool is_erroneous = fp_list->fold_named_and_chk(fau_refd.t_list1, | |
2774 | parlist); | |
2775 | delete fau_refd.t_list1; | |
2776 | if(is_erroneous) { | |
2777 | delete parlist; | |
2778 | fau_refd.ap_list2 = 0; | |
2779 | } else { | |
2780 | parlist->set_fullname(get_fullname()); | |
2781 | parlist->set_my_scope(my_sb); | |
2782 | fau_refd.ap_list2 = parlist; | |
2783 | } | |
2784 | } | |
2785 | return; | |
2786 | error: | |
2787 | clean_up(); | |
2788 | statementtype = S_ERROR; | |
2789 | } | |
2790 | ||
2791 | void Statement::chk_assignment() | |
2792 | { | |
2793 | Error_Context cntxt(this, "In variable assignment"); | |
2794 | ass->chk(); | |
2795 | } | |
2796 | ||
2797 | void Statement::chk_function() | |
2798 | { | |
2799 | Error_Context cntxt(this, "In function instance"); | |
2800 | Common::Assignment *t_ass = ref_pard->get_refd_assignment(); | |
2801 | my_sb->chk_runs_on_clause(t_ass, *ref_pard, "call"); | |
2802 | if (t_ass->get_Type()) | |
2803 | ref_pard->warning("The value returned by %s is not used", | |
2804 | t_ass->get_description().c_str()); | |
2805 | } | |
2806 | ||
2807 | void Statement::chk_block() | |
2808 | { | |
2809 | Error_Context cntxt(this, "In statement block"); | |
2810 | block->chk(); | |
2811 | } | |
2812 | ||
2813 | void Statement::chk_log_action(LogArguments *lga) | |
2814 | { | |
2815 | Error_Context cntxt(this, "In %s statement", get_stmt_name()); | |
2816 | if (lga) { | |
2817 | lga->chk(); | |
2818 | if (!semantic_check_only) lga->join_strings(); | |
2819 | } | |
2820 | } | |
2821 | ||
2822 | void Statement::chk_goto() | |
2823 | { | |
2824 | Error_Context cntxt(this, "In goto statement"); | |
2825 | if (!my_sb->has_label(*go_to.id)) { | |
2826 | error("Label `%s' is used, but not defined", | |
2827 | go_to.id->get_dispname().c_str()); | |
2828 | go_to.label = 0; | |
2829 | go_to.jumps_forward = false; | |
2830 | return; | |
2831 | } | |
2832 | Statement *label_stmt = my_sb->get_label(*go_to.id); | |
2833 | label_stmt->label.used = true; | |
2834 | StatementBlock *label_sb = label_stmt->get_my_sb(); | |
2835 | // the index of the label in its own statement block | |
2836 | size_t label_idx = label_stmt->get_my_sb_index(); | |
2837 | // the index of the goto statement (or its parent statement) in the | |
2838 | // statement block of the label | |
2839 | size_t goto_idx; | |
2840 | if (my_sb == label_sb) goto_idx = go_to.stmt_idx; | |
2841 | else { | |
2842 | // the goto statement is within a nested statement block | |
2843 | StatementBlock *goto_sb = my_sb, *parent_sb = my_sb->get_my_sb(); | |
2844 | while (parent_sb != label_sb) { | |
2845 | // go up until the block of the label is found | |
2846 | if (!parent_sb) FATAL_ERROR("Statement::chk_goto()"); | |
2847 | goto_sb = parent_sb; | |
2848 | parent_sb = parent_sb->get_my_sb(); | |
2849 | } | |
2850 | goto_idx = goto_sb->get_my_sb_index(); | |
2851 | } | |
2852 | if (label_idx > goto_idx) { | |
2853 | bool error_flag = false; | |
2854 | for (size_t i = goto_idx + 1; i < label_idx; i++) { | |
2855 | Statement *stmt = label_sb->get_stmt_byIndex(i); | |
2856 | if (stmt->get_statementtype() != S_DEF) continue; | |
2857 | if (!error_flag) { | |
2858 | error("Jump to label `%s' crosses local definition", | |
2859 | go_to.id->get_dispname().c_str()); | |
2860 | error_flag = true; | |
2861 | } | |
2862 | stmt->note("Definition of %s is here", | |
2863 | stmt->get_def()->get_description().c_str()); | |
2864 | } | |
2865 | if (error_flag) | |
2866 | label_stmt->note("Label `%s' is here", | |
2867 | go_to.id->get_dispname().c_str()); | |
2868 | go_to.jumps_forward = true; | |
2869 | } else go_to.jumps_forward = false; | |
2870 | go_to.label = label_stmt; | |
2871 | } | |
2872 | ||
2873 | void Statement::chk_if() | |
2874 | { | |
2875 | bool unreach=false; | |
2876 | if_stmt.ics->chk(unreach); | |
2877 | if(if_stmt.elseblock) { | |
2878 | Error_Context cntxt(if_stmt.elseblock_location, "In else statement"); | |
2879 | if(unreach) if_stmt.elseblock_location->warning | |
2880 | ("Control never reaches this code because of previous effective" | |
2881 | " condition(s)"); | |
2882 | if_stmt.elseblock->chk(); | |
2883 | } | |
2884 | } | |
2885 | ||
2886 | /** \todo review */ | |
2887 | void Statement::chk_select() | |
2888 | { | |
2889 | Error_Context cntxt(this, "In select case statement"); | |
2890 | Type *t_gov=0; | |
2891 | for(int turn=0; turn<2; turn++) { | |
2892 | if(turn) select.expr->set_lowerid_to_ref(); | |
2893 | Type::typetype_t tt=select.expr->get_expr_returntype(); | |
2894 | t_gov=select.expr->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE); | |
2895 | if(!t_gov || tt==Type::T_ERROR) { | |
2896 | SelectCases *scs=select.scs; | |
2897 | for(size_t i=0; i<scs->get_nof_scs(); i++) { | |
2898 | TemplateInstances *tis=scs->get_sc_byIndex(i)->get_tis(); | |
2899 | if(!tis) continue; | |
2900 | for(size_t j=0; j<tis->get_nof_tis(); j++) { | |
2901 | TemplateInstance *ti=tis->get_ti_byIndex(j); | |
2902 | if(turn) ti->get_Template()->set_lowerid_to_ref(); | |
2903 | t_gov=ti->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
2904 | tt=ti->get_expr_returntype(Type::EXPECTED_TEMPLATE); | |
2905 | if(t_gov && tt!=Type::T_ERROR) break; | |
2906 | } // for j | |
2907 | if(t_gov) break; | |
2908 | } // for i | |
2909 | } | |
2910 | else t_gov=select.expr->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE); | |
2911 | } // for turn | |
2912 | if(!t_gov) { | |
2913 | select.expr->error("Cannot determine the type of the expression"); | |
2914 | t_gov=Type::get_pooltype(Type::T_ERROR); | |
2915 | } | |
2916 | select.expr->set_my_governor(t_gov); | |
2917 | t_gov->chk_this_value_ref(select.expr); | |
2918 | t_gov->chk_this_value(select.expr, 0, Type::EXPECTED_DYNAMIC_VALUE, | |
2919 | INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, SUB_CHK); | |
2920 | select.scs->chk(t_gov); | |
2921 | } | |
2922 | ||
2923 | void Statement::chk_for() | |
2924 | { | |
2925 | Error_Context cntxt(this, "In for statement"); | |
2926 | if (loop.for_stmt.varinst) loop.for_stmt.init_varinst->chk_for(); | |
2927 | else loop.for_stmt.init_ass->chk(); | |
2928 | loop.for_stmt.finalexpr->chk_expr_bool(Type::EXPECTED_DYNAMIC_VALUE); | |
2929 | if(!loop.for_stmt.finalexpr->is_unfoldable() | |
2930 | && !loop.for_stmt.finalexpr->get_val_bool()) | |
2931 | loop.for_stmt.finalexpr->warning | |
2932 | ("Control never reaches this code because the" | |
2933 | " final conditional expression evals to false"); | |
2934 | loop.for_stmt.step->chk(); | |
2935 | loop.block->set_my_laic_stmt(0, this); | |
2936 | loop.block->chk(); | |
2937 | } | |
2938 | ||
2939 | void Statement::chk_while() | |
2940 | { | |
2941 | Error_Context cntxt(this, "In while statement"); | |
2942 | loop.expr->chk_expr_bool(Type::EXPECTED_DYNAMIC_VALUE); | |
2943 | if(!loop.expr->is_unfoldable() && !loop.expr->get_val_bool()) | |
2944 | loop.expr->warning("Control never reaches this code because the" | |
2945 | " conditional expression evals to false"); | |
2946 | loop.block->set_my_laic_stmt(0, this); | |
2947 | loop.block->chk(); | |
2948 | } | |
2949 | ||
2950 | void Statement::chk_do_while() | |
2951 | { | |
2952 | Error_Context cntxt(this, "In do-while statement"); | |
2953 | loop.block->set_my_laic_stmt(0, this); | |
2954 | loop.block->chk(); | |
2955 | loop.expr->chk_expr_bool(Type::EXPECTED_DYNAMIC_VALUE); | |
2956 | } | |
2957 | ||
2958 | void Statement::chk_break() | |
2959 | { | |
2960 | Error_Context cntxt(this, "In break statement"); | |
2961 | if (!brk_cnt.loop_stmt && !brk_cnt.ags) | |
2962 | error("Break statement cannot be used outside loops, alt or interleave" | |
2963 | " statements, altsteps or response and exception handling part of call" | |
2964 | " operations"); | |
2965 | if (brk_cnt.loop_stmt) | |
2966 | brk_cnt.loop_stmt->loop.has_brk=true; | |
2967 | } | |
2968 | ||
2969 | void Statement::chk_continue() | |
2970 | { | |
2971 | Error_Context cntxt(this, "In continue statement"); | |
2972 | if (brk_cnt.loop_stmt) { | |
2973 | brk_cnt.loop_stmt->loop.has_cnt=true; | |
2974 | if (brk_cnt.ags) brk_cnt.loop_stmt->loop.has_cnt_in_ags=true; | |
2975 | } else | |
2976 | error("Continue statement cannot be used outside loops"); | |
2977 | } | |
2978 | ||
2979 | void Statement::chk_alt() | |
2980 | { | |
2981 | Error_Context cntxt(this, "In alt construct"); | |
2982 | ags->set_my_ags(ags); | |
2983 | ags->set_my_laic_stmt(ags, 0); | |
2984 | ags->chk(); | |
2985 | } | |
2986 | ||
2987 | void Statement::chk_repeat() | |
2988 | { | |
2989 | Error_Context cntxt(this, "In repeat statement"); | |
2990 | if (ags) ags->repeat_found(); | |
2991 | else error("Repeat statement cannot be used outside alt statements, " | |
2992 | "altsteps or response and exception handling part of call operations"); | |
2993 | } | |
2994 | ||
2995 | void Statement::chk_interleave() | |
2996 | { | |
2997 | Error_Context cntxt(this, "In interleave statement"); | |
2998 | ags->set_my_laic_stmt(ags, 0); | |
2999 | ags->chk(); | |
3000 | ags->chk_allowed_interleave(); | |
3001 | } | |
3002 | ||
3003 | void Statement::chk_altstep() | |
3004 | { | |
3005 | Error_Context cntxt(this, "In altstep instance"); | |
3006 | Common::Assignment *t_ass = ref_pard->get_refd_assignment(); | |
3007 | my_sb->chk_runs_on_clause(t_ass, *ref_pard, "call"); | |
3008 | } | |
3009 | ||
3010 | void Statement::chk_return() | |
3011 | { | |
3012 | Error_Context cntxt(this, "In return statement"); | |
3013 | Definition *my_def = my_sb->get_my_def(); | |
3014 | if (!my_def) { | |
3015 | error("Return statement cannot be used in the control part. " | |
3016 | "It is allowed only in functions and altsteps"); | |
3017 | goto error; | |
3018 | } | |
3019 | switch (my_def->get_asstype()) { | |
3020 | case Definition::A_FUNCTION: | |
3021 | if (returnexpr.t) { | |
3022 | returnexpr.t->error("Unexpected return value. The function does not " | |
3023 | "have return type"); | |
3024 | goto error; | |
3025 | } | |
3026 | break; | |
3027 | case Definition::A_FUNCTION_RVAL: | |
3028 | if (!returnexpr.t) { | |
3029 | error("Missing return value. The function should return a value of " | |
3030 | "type `%s'", my_def->get_Type()->get_typename().c_str()); | |
3031 | goto error; | |
3032 | } else if (!returnexpr.t->is_Value()) { | |
3033 | returnexpr.t->error("A specific value without matching symbols was " | |
3034 | "expected as return value"); | |
3035 | goto error; | |
3036 | } else { | |
3037 | returnexpr.v = returnexpr.t->get_Value(); | |
3038 | delete returnexpr.t; | |
3039 | returnexpr.t = 0; | |
3040 | Type *return_type = my_def->get_Type(); | |
3041 | returnexpr.v->set_my_governor(return_type); | |
3042 | return_type->chk_this_value_ref(returnexpr.v); | |
3043 | return_type->chk_this_value(returnexpr.v, 0, Type::EXPECTED_DYNAMIC_VALUE, | |
3044 | INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, SUB_CHK); | |
3045 | } | |
3046 | break; | |
3047 | case Definition::A_FUNCTION_RTEMP: | |
3048 | if (!returnexpr.t) { | |
3049 | error("Missing return template. The function should return a template " | |
3050 | "of type `%s'", my_def->get_Type()->get_typename().c_str()); | |
3051 | goto error; | |
3052 | } else { | |
3053 | Type *return_type = my_def->get_Type(); | |
3054 | returnexpr.t->set_my_governor(return_type); | |
3055 | return_type->chk_this_template_ref(returnexpr.t); | |
3056 | return_type->chk_this_template_generic(returnexpr.t, INCOMPLETE_NOT_ALLOWED, | |
3057 | OMIT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, NOT_IMPLICIT_OMIT, 0); | |
3058 | Def_Function_Base* dfb = dynamic_cast<Def_Function_Base*>(my_def); | |
3059 | if (!dfb) FATAL_ERROR("Statement::chk_return()"); | |
3060 | returnexpr.gen_restriction_check = | |
3061 | returnexpr.t->chk_restriction("return template", | |
3062 | dfb->get_template_restriction()); | |
3063 | } | |
3064 | break; | |
3065 | case Definition::A_ALTSTEP: | |
3066 | if (returnexpr.t) { | |
3067 | returnexpr.t->error("An altstep cannot return a value"); | |
3068 | goto error; | |
3069 | } | |
3070 | break; | |
3071 | default: | |
3072 | error("Return statement cannot be used in a %s. It is allowed only in " | |
3073 | "functions and altsteps", my_def->get_assname()); | |
3074 | goto error; | |
3075 | } | |
3076 | return; | |
3077 | error: | |
3078 | delete returnexpr.t; | |
3079 | returnexpr.t = 0; | |
3080 | } | |
3081 | ||
3082 | void Statement::chk_activate() | |
3083 | { | |
3084 | Error_Context cntxt(this, "In activate statement"); | |
3085 | if (!ref_pard->chk_activate_argument()) { | |
3086 | clean_up(); | |
3087 | statementtype = S_ERROR; | |
3088 | } | |
3089 | } | |
3090 | ||
3091 | void Statement::chk_activate_refd() | |
3092 | { | |
3093 | Error_Context cntxt(this, "In activate statement"); | |
3094 | Type *t = fau_refd.value->get_expr_governor_last(); | |
3095 | if (!t) goto error; | |
3096 | switch (t->get_typetype()) { | |
3097 | case Type::T_ERROR: | |
3098 | goto error; | |
3099 | case Type::T_ALTSTEP: | |
3100 | break; | |
3101 | default: | |
3102 | fau_refd.value->error("A value of type altstep was expected in the " | |
3103 | "argument of `derefers()' instead of `%s'", t->get_typename().c_str()); | |
3104 | goto error; | |
3105 | } | |
3106 | if (t->get_fat_runs_on_self()) { | |
3107 | fau_refd.value->error("The argument of `derefers()' cannot be an altstep " | |
3108 | "reference with 'runs on self' clause"); | |
3109 | goto error; | |
3110 | } | |
3111 | my_sb->chk_runs_on_clause(t, *this, "activate"); | |
3112 | { | |
3113 | ActualParList *parlist = new ActualParList; | |
3114 | Ttcn::FormalParList *fp_list = t->get_fat_parameters(); | |
3115 | bool is_erroneous = fp_list->fold_named_and_chk(fau_refd.t_list1, | |
3116 | parlist); | |
3117 | delete fau_refd.t_list1; | |
3118 | if(is_erroneous) { | |
3119 | delete parlist; | |
3120 | fau_refd.ap_list2 = 0; | |
3121 | goto error; | |
3122 | } else { | |
3123 | parlist->set_fullname(get_fullname()); | |
3124 | parlist->set_my_scope(my_sb); | |
3125 | fau_refd.ap_list2 = parlist; | |
3126 | if (!fp_list->chk_activate_argument(parlist,get_fullname().c_str())) | |
3127 | goto error; | |
3128 | } | |
3129 | } | |
3130 | return; | |
3131 | error: | |
3132 | clean_up(); | |
3133 | statementtype = S_ERROR; | |
3134 | } | |
3135 | ||
3136 | void Statement::chk_deactivate() | |
3137 | { | |
3138 | if (deactivate) { | |
3139 | Error_Context cntxt(this, "In deactivate statement"); | |
3140 | deactivate->chk_expr_default(Type::EXPECTED_DYNAMIC_VALUE); | |
3141 | } | |
3142 | } | |
3143 | ||
3144 | void Statement::chk_send() | |
3145 | { | |
3146 | Error_Context cntxt(this, "In send statement"); | |
3147 | // checking the port reference | |
3148 | Type *port_type = chk_port_ref(port_op.portref); | |
3149 | // determining the message type | |
3150 | Type *msg_type = 0; | |
3151 | bool msg_type_determined = false; | |
3152 | if (port_type) { | |
3153 | Ttcn::PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3154 | TypeSet *out_msgs = port_type_body->get_out_msgs(); | |
3155 | if (out_msgs) { | |
3156 | if (out_msgs->get_nof_types() == 1) { | |
3157 | // there is only one outgoing message type | |
3158 | msg_type = out_msgs->get_type_byIndex(0); | |
3159 | } else { | |
3160 | // there are more than one outgoing message types | |
3161 | msg_type = get_outgoing_type(port_op.s.sendpar); | |
3162 | if (msg_type) { | |
3163 | size_t nof_comp_types = | |
3164 | out_msgs->get_nof_compatible_types(msg_type); | |
3165 | if (nof_comp_types == 0) { | |
3166 | port_op.s.sendpar->error("Message type `%s' is not present on " | |
3167 | "the outgoing list of port type `%s'", | |
3168 | msg_type->get_typename().c_str(), | |
3169 | port_type->get_typename().c_str()); | |
3170 | } else if (nof_comp_types > 1) { | |
3171 | port_op.s.sendpar->error("Type of the message is ambiguous: " | |
3172 | "`%s' is compatible with more than one outgoing message types " | |
3173 | "of port type `%s'", msg_type->get_typename().c_str(), | |
3174 | port_type->get_typename().c_str()); | |
3175 | } | |
3176 | } else { | |
3177 | port_op.s.sendpar->error("Cannot determine the type of the " | |
3178 | "outgoing message"); | |
3179 | } | |
3180 | } | |
3181 | msg_type_determined = true; | |
3182 | } else if (port_type_body->get_operation_mode() == | |
3183 | PortTypeBody::PO_PROCEDURE) { | |
3184 | port_op.portref->error("Message-based operation `send' is not " | |
3185 | "applicable to a procedure-based port of type `%s'", | |
3186 | port_type->get_typename().c_str()); | |
3187 | } else { | |
3188 | port_op.portref->error("Port type `%s' does not have any outgoing " | |
3189 | "message types", port_type->get_typename().c_str()); | |
3190 | } | |
3191 | } | |
3192 | // determining the message type if it is not done so far | |
3193 | if (!msg_type_determined) { | |
3194 | msg_type = get_outgoing_type(port_op.s.sendpar); | |
3195 | } | |
3196 | if (!msg_type) msg_type = Type::get_pooltype(Type::T_ERROR); | |
3197 | // checking the parameter (template instance) | |
3198 | port_op.s.sendpar->chk(msg_type); | |
3199 | // checking for invalid message types | |
3200 | msg_type = msg_type->get_type_refd_last(); | |
3201 | switch (msg_type->get_typetype()) { | |
3202 | case Type::T_SIGNATURE: | |
3203 | port_op.s.sendpar->error("The type of send parameter is signature `%s', " | |
3204 | "which cannot be a message type", msg_type->get_typename().c_str()); | |
3205 | break; | |
3206 | case Type::T_PORT: | |
3207 | port_op.s.sendpar->error("The type of send parameter is port type `%s', " | |
3208 | "which cannot be a message type", msg_type->get_typename().c_str()); | |
3209 | break; | |
3210 | case Type::T_DEFAULT: | |
3211 | port_op.s.sendpar->error("The type of send parameter is the `default' " | |
3212 | "type, which cannot be a message type"); | |
3213 | default: | |
3214 | break; | |
3215 | } | |
3216 | // checking for presence of wildcards in the template body | |
3217 | port_op.s.sendpar->get_Template()->chk_specific_value(false); | |
3218 | // checking to clause | |
3219 | chk_to_clause(port_type); | |
3220 | } | |
3221 | ||
3222 | void Statement::chk_call() | |
3223 | { | |
3224 | Error_Context cntxt(this, "In call statement"); | |
3225 | // checking the port reference | |
3226 | Type *port_type = chk_port_ref(port_op.portref); | |
3227 | // determining the signature of the argument | |
3228 | Type *signature = 0; | |
3229 | bool signature_determined = false; | |
3230 | if (port_type) { | |
3231 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3232 | TypeSet *out_sigs = port_type_body->get_out_sigs(); | |
3233 | if (out_sigs) { | |
3234 | if (out_sigs->get_nof_types() == 1) { | |
3235 | // there is only one outgoing signature | |
3236 | signature = out_sigs->get_type_byIndex(0); | |
3237 | } else { | |
3238 | // there are more than one outgoing signatures | |
3239 | signature = get_outgoing_type(port_op.s.sendpar); | |
3240 | if (signature) { | |
3241 | if (!out_sigs->has_type(signature)) { | |
3242 | port_op.s.sendpar->error("Signature `%s' is not present on the " | |
3243 | "outgoing list of port type `%s'", | |
3244 | signature->get_typename().c_str(), | |
3245 | port_type->get_typename().c_str()); | |
3246 | } | |
3247 | } else { | |
3248 | port_op.s.sendpar->error("Cannot determine the type of the " | |
3249 | "signature"); | |
3250 | } | |
3251 | } | |
3252 | signature_determined = true; | |
3253 | } else if (port_type_body->get_operation_mode() == | |
3254 | PortTypeBody::PO_MESSAGE) { | |
3255 | port_op.portref->error("Procedure-based operation `call' is not " | |
3256 | "applicable to a message-based port of type `%s'", | |
3257 | port_type->get_typename().c_str()); | |
3258 | } else { | |
3259 | port_op.portref->error("Port type `%s' does not have any outgoing " | |
3260 | "signatures", port_type->get_typename().c_str()); | |
3261 | } | |
3262 | } | |
3263 | if (!signature_determined) | |
3264 | signature = get_outgoing_type(port_op.s.sendpar); | |
3265 | if (!signature) signature = Type::get_pooltype(Type::T_ERROR); | |
3266 | // checking the parameter (template instance) | |
3267 | port_op.s.sendpar->chk(signature); | |
3268 | signature = signature->get_type_refd_last(); | |
3269 | bool is_noblock_sig = false; | |
3270 | Type::typetype_t tt = signature->get_typetype(); | |
3271 | switch (tt) { | |
3272 | case Type::T_SIGNATURE: | |
3273 | // the signature is known and correct | |
3274 | is_noblock_sig = signature->is_nonblocking_signature(); | |
3275 | case Type::T_ERROR: | |
3276 | break; | |
3277 | default: | |
3278 | port_op.s.sendpar->error("The type of parameter is `%s', which is not " | |
3279 | "a signature", signature->get_typename().c_str()); | |
3280 | } | |
3281 | // checking presence/absence of optional parts | |
3282 | if (is_noblock_sig) { | |
3283 | if (port_op.s.call.timer) { | |
3284 | port_op.s.call.timer->error("A call of non-blocking signature `%s' " | |
3285 | "cannot have call timer", signature->get_typename().c_str()); | |
3286 | } else if (port_op.s.call.nowait) { | |
3287 | error("A call of non-blocking signature `%s' cannot use the " | |
3288 | "`nowait' keyword", signature->get_typename().c_str()); | |
3289 | } | |
3290 | if (port_op.s.call.body) { | |
3291 | error("A call of non-blocking signature `%s' cannot have " | |
3292 | "response and exception handling part", | |
3293 | signature->get_typename().c_str()); | |
3294 | } | |
3295 | } else if (port_op.s.call.nowait) { | |
3296 | if (port_op.s.call.body) { | |
3297 | error("A call with `nowait' keyword cannot have response and " | |
3298 | "exception handling part"); | |
3299 | } | |
3300 | } else { | |
3301 | // do not issue any error if the signature is erroneous | |
3302 | // because it could have been a non-blocking one | |
3303 | if (tt == Type::T_SIGNATURE && !port_op.s.call.body) { | |
3304 | error("Response and exception handling part is missing from " | |
3305 | "blocking call operation"); | |
3306 | } | |
3307 | } | |
3308 | // checking call timer | |
3309 | if (port_op.s.call.timer) { | |
3310 | Error_Context cntxt2(port_op.s.call.timer, "In call timer value"); | |
3311 | port_op.s.call.timer->chk_expr_float(Type::EXPECTED_DYNAMIC_VALUE); | |
3312 | Value *t_val = port_op.s.call.timer->get_value_refd_last(); | |
3313 | if (t_val->get_valuetype() == Value::V_REAL) { | |
3314 | ttcn3float v_real = t_val->get_val_Real(); | |
3315 | if (v_real < 0.0) { | |
3316 | port_op.s.call.timer->error("The call timer has " | |
3317 | "negative duration: `%s'", Real2string(v_real).c_str()); | |
3318 | } else if (isSpecialFloatValue(v_real)) { | |
3319 | port_op.s.call.timer->error("The call timer duration cannot be %s", | |
3320 | Real2string(v_real).c_str()); | |
3321 | } | |
3322 | } | |
3323 | } | |
3324 | // checking to clause | |
3325 | chk_to_clause(port_type); | |
3326 | // checking response and exception handling part | |
3327 | if (port_op.s.call.body) chk_call_body(port_type, signature); | |
3328 | } | |
3329 | ||
3330 | void Statement::chk_reply() | |
3331 | { | |
3332 | Error_Context cntxt(this, "In reply statement"); | |
3333 | // checking the port reference | |
3334 | Type *port_type = chk_port_ref(port_op.portref); | |
3335 | // determining the signature of the argument | |
3336 | Type *signature = 0; | |
3337 | bool signature_determined = false; | |
3338 | if (port_type) { | |
3339 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3340 | TypeSet *in_sigs = port_type_body->get_in_sigs(); | |
3341 | if (in_sigs) { | |
3342 | if (in_sigs->get_nof_types() == 1) { | |
3343 | // there is only one incoming signature | |
3344 | signature = in_sigs->get_type_byIndex(0); | |
3345 | } else { | |
3346 | // there are more than one incoming signatures | |
3347 | signature = get_outgoing_type(port_op.s.sendpar); | |
3348 | if (signature) { | |
3349 | if (!in_sigs->has_type(signature)) { | |
3350 | port_op.s.sendpar->error("Signature `%s' is not present on the " | |
3351 | "incoming list of port type `%s'", | |
3352 | signature->get_typename().c_str(), | |
3353 | port_type->get_typename().c_str()); | |
3354 | } | |
3355 | } else { | |
3356 | port_op.s.sendpar->error("Cannot determine the type of the " | |
3357 | "signature"); | |
3358 | } | |
3359 | } | |
3360 | signature_determined = true; | |
3361 | } else if (port_type_body->get_operation_mode() == | |
3362 | PortTypeBody::PO_MESSAGE) { | |
3363 | port_op.portref->error("Procedure-based operation `reply' is not " | |
3364 | "applicable to a message-based port of type `%s'", | |
3365 | port_type->get_typename().c_str()); | |
3366 | } else { | |
3367 | port_op.portref->error("Port type `%s' does not have any incoming " | |
3368 | "signatures", port_type->get_typename().c_str()); | |
3369 | } | |
3370 | } | |
3371 | if (!signature_determined) | |
3372 | signature = get_outgoing_type(port_op.s.sendpar); | |
3373 | if (!signature) signature = Type::get_pooltype(Type::T_ERROR); | |
3374 | // checking the parameter (template instance) | |
3375 | port_op.s.sendpar->chk(signature); | |
3376 | signature = signature->get_type_refd_last(); | |
3377 | Type *return_type = 0; | |
3378 | switch (signature->get_typetype()) { | |
3379 | case Type::T_SIGNATURE: | |
3380 | // the signature is known and correct | |
3381 | if (signature->is_nonblocking_signature()) | |
3382 | error("Operation `reply' is not applicable to non-blocking signature " | |
3383 | "`%s'", signature->get_typename().c_str()); | |
3384 | else return_type = signature->get_signature_return_type(); | |
3385 | // checking the presence/absence of reply value | |
3386 | if (port_op.s.replyval) { | |
3387 | if (!return_type) { | |
3388 | port_op.s.replyval->error("Unexpected return value. Signature " | |
3389 | "`%s' does not have return type", | |
3390 | signature->get_typename().c_str()); | |
3391 | } | |
3392 | } else if (return_type) { | |
3393 | error("Missing return value. Signature `%s' returns type `%s'", | |
3394 | signature->get_typename().c_str(), | |
3395 | return_type->get_typename().c_str()); | |
3396 | } | |
3397 | case Type::T_ERROR: | |
3398 | break; | |
3399 | default: | |
3400 | port_op.s.sendpar->error("The type of parameter is `%s', which is not a " | |
3401 | "signature", signature->get_typename().c_str()); | |
3402 | } | |
3403 | // checking the reply value if present | |
3404 | if (port_op.s.replyval) { | |
3405 | Error_Context cntxt2(port_op.s.replyval, "In return value"); | |
3406 | if (!return_type) return_type = Type::get_pooltype(Type::T_ERROR); | |
3407 | port_op.s.replyval->set_my_governor(return_type); | |
3408 | return_type->chk_this_value_ref(port_op.s.replyval); | |
3409 | return_type->chk_this_value(port_op.s.replyval, 0, | |
3410 | Type::EXPECTED_DYNAMIC_VALUE, INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, | |
3411 | SUB_CHK); | |
3412 | } | |
3413 | // checking to clause | |
3414 | chk_to_clause(port_type); | |
3415 | } | |
3416 | ||
3417 | void Statement::chk_raise() | |
3418 | { | |
3419 | Error_Context cntxt(this, "In raise statement"); | |
3420 | // checking the port reference | |
3421 | Type *port_type = chk_port_ref(port_op.portref); | |
3422 | // determining the signature of the exception | |
3423 | port_op.s.raise.signature = | |
3424 | chk_signature_ref(port_op.s.raise.signature_ref); | |
3425 | // checking whether the signature is present on the incoming list | |
3426 | // of the respective port type | |
3427 | if (port_type) { | |
3428 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3429 | TypeSet *in_sigs = port_type_body->get_in_sigs(); | |
3430 | if (port_type_body->get_operation_mode() == | |
3431 | PortTypeBody::PO_MESSAGE) { | |
3432 | port_op.portref->error("Procedure-based operation `raise' is not " | |
3433 | "applicable to a message-based port of type `%s'", | |
3434 | port_type->get_typename().c_str()); | |
3435 | } else if (in_sigs) { | |
3436 | if (port_op.s.raise.signature) { | |
3437 | if (!in_sigs->has_type(port_op.s.raise.signature)) { | |
3438 | port_op.s.raise.signature_ref->error("Signature `%s' is not " | |
3439 | "present on the incoming list of port type `%s'", | |
3440 | port_op.s.raise.signature->get_typename().c_str(), | |
3441 | port_type->get_typename().c_str()); | |
3442 | } | |
3443 | } else if (in_sigs->get_nof_types() == 1) { | |
3444 | // if the signature is unknown and the port type has exactly one | |
3445 | // incoming signature then use that for further checking | |
3446 | port_op.s.raise.signature = | |
3447 | in_sigs->get_type_byIndex(0)->get_type_refd_last(); | |
3448 | } | |
3449 | } else { | |
3450 | port_op.portref->error("Port type `%s' does not have any incoming " | |
3451 | "signatures", port_type->get_typename().c_str()); | |
3452 | } | |
3453 | } | |
3454 | // determining the type of exception | |
3455 | Type *exc_type = 0; | |
3456 | bool exc_type_determined = false; | |
3457 | if (port_op.s.raise.signature) { | |
3458 | // the signature is known | |
3459 | SignatureExceptions *exceptions = | |
3460 | port_op.s.raise.signature->get_signature_exceptions(); | |
3461 | if (exceptions) { | |
3462 | if (exceptions->get_nof_types() == 1) { | |
3463 | // the signature has exactly one exception type | |
3464 | // use that for checking | |
3465 | exc_type = exceptions->get_type_byIndex(0); | |
3466 | } else { | |
3467 | // the signature has more than one exception types | |
3468 | exc_type = get_outgoing_type(port_op.s.sendpar); | |
3469 | if (exc_type) { | |
3470 | size_t nof_comp_types = | |
3471 | exceptions->get_nof_compatible_types(exc_type); | |
3472 | if (nof_comp_types == 0) { | |
3473 | port_op.s.sendpar->error("Type `%s' is not present on the " | |
3474 | "exception list of signature `%s'", | |
3475 | exc_type->get_typename().c_str(), | |
3476 | port_op.s.raise.signature->get_typename().c_str()); | |
3477 | } else if (nof_comp_types > 1) { | |
3478 | port_op.s.sendpar->error("Type of the exception is ambiguous: " | |
3479 | "`%s' is compatible with more than one exception types of " | |
3480 | "signature `%s'", exc_type->get_typename().c_str(), | |
3481 | port_op.s.raise.signature->get_typename().c_str()); | |
3482 | } | |
3483 | } else { | |
3484 | port_op.s.sendpar->error("Cannot determine the type of the " | |
3485 | "exception"); | |
3486 | } | |
3487 | } | |
3488 | exc_type_determined = true; | |
3489 | } else { | |
3490 | port_op.s.raise.signature_ref->error("Signature `%s' does not have " | |
3491 | "exceptions", port_op.s.raise.signature->get_typename().c_str()); | |
3492 | } | |
3493 | } | |
3494 | // determining the type of exception if it is not done so far | |
3495 | if (!exc_type_determined) { | |
3496 | exc_type = get_outgoing_type(port_op.s.sendpar); | |
3497 | } | |
3498 | if (!exc_type) exc_type = Type::get_pooltype(Type::T_ERROR); | |
3499 | // checking the exception template | |
3500 | port_op.s.sendpar->chk(exc_type); | |
3501 | // checking for invalid exception types | |
3502 | exc_type = exc_type->get_type_refd_last(); | |
3503 | switch (exc_type->get_typetype()) { | |
3504 | case Type::T_SIGNATURE: | |
3505 | port_op.s.sendpar->error("The type of raise parameter is signature `%s', " | |
3506 | "which cannot be an exception type", | |
3507 | exc_type->get_typename().c_str()); | |
3508 | break; | |
3509 | case Type::T_PORT: | |
3510 | port_op.s.sendpar->error("The type of raise parameter is port type `%s', " | |
3511 | "which cannot be an exception type", | |
3512 | exc_type->get_typename().c_str()); | |
3513 | break; | |
3514 | case Type::T_DEFAULT: | |
3515 | port_op.s.sendpar->error("The type of raise parameter is the `default' " | |
3516 | "type, which cannot be an exception type"); | |
3517 | default: | |
3518 | break; | |
3519 | } | |
3520 | // checking for presence of wildcards in the template body | |
3521 | port_op.s.sendpar->get_Template()->chk_specific_value(false); | |
3522 | // checking to clause | |
3523 | chk_to_clause(port_type); | |
3524 | } | |
3525 | ||
3526 | void Statement::chk_receive() | |
3527 | { | |
3528 | // determining statement type | |
3529 | const char *stmt_name = get_stmt_name(); | |
3530 | Error_Context cntxt(this, "In %s statement", stmt_name); | |
3531 | // checking the port reference | |
3532 | Type *port_type = chk_port_ref(port_op.portref); | |
3533 | // checking the parameter and/or value redirect | |
3534 | if (port_op.r.rcvpar) { | |
3535 | // the receive parameter (template instance) is present | |
3536 | // trying to determine type of the incoming message | |
3537 | Type *msg_type = 0; | |
3538 | bool msg_type_determined = false, value_redirect_checked = false; | |
3539 | if (port_type) { | |
3540 | // the port reference is correct and the port type is known | |
3541 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3542 | TypeSet *in_msgs = port_type_body->get_in_msgs(); | |
3543 | if (in_msgs) { | |
3544 | if (in_msgs->get_nof_types() == 1) { | |
3545 | // there is only one incoming message type | |
3546 | // use that for checking | |
3547 | msg_type = in_msgs->get_type_byIndex(0); | |
3548 | } else { | |
3549 | // there are more than one incoming message types | |
3550 | msg_type = get_incoming_type(port_op.r.rcvpar, | |
3551 | port_op.r.redirect.value, value_redirect_checked); | |
3552 | if (msg_type) { | |
3553 | size_t nof_comp_types = | |
3554 | in_msgs->get_nof_compatible_types(msg_type); | |
3555 | if (nof_comp_types == 0) { | |
3556 | port_op.r.rcvpar->error("Message type `%s' is not present on " | |
3557 | "the incoming list of port of type `%s'", | |
3558 | msg_type->get_typename().c_str(), | |
3559 | port_type->get_typename().c_str()); | |
3560 | } else if (nof_comp_types > 1) { | |
3561 | port_op.r.rcvpar->error("Type of the message is ambiguous: " | |
3562 | "`%s' is compatible with more than one incoming message " | |
3563 | "types of port type `%s'", msg_type->get_typename().c_str(), | |
3564 | port_type->get_typename().c_str()); | |
3565 | } | |
3566 | } else { | |
3567 | port_op.r.rcvpar->error("Cannot determine the type of the " | |
3568 | "incoming message"); | |
3569 | } | |
3570 | } | |
3571 | msg_type_determined = true; | |
3572 | } else if (port_type_body->get_operation_mode() == | |
3573 | PortTypeBody::PO_PROCEDURE) { | |
3574 | port_op.portref->error("Message-based operation `%s' is not " | |
3575 | "applicable to a procedure-based port of type `%s'", stmt_name, | |
3576 | port_type->get_typename().c_str()); | |
3577 | } else { | |
3578 | port_op.portref->error("Port type `%s' does not have any incoming " | |
3579 | "message types", port_type->get_typename().c_str()); | |
3580 | } | |
3581 | } else if (!port_op.portref) { | |
3582 | // the statement refers to 'any port' | |
3583 | port_op.r.rcvpar->error("Operation `any port.%s' cannot have parameter", | |
3584 | stmt_name); | |
3585 | if (port_op.r.redirect.value) { | |
3586 | port_op.r.redirect.value->error("Operation `any port.%s' cannot have " | |
3587 | "value redirect", stmt_name); | |
3588 | } | |
3589 | } | |
3590 | if (!msg_type_determined) { | |
3591 | msg_type = get_incoming_type(port_op.r.rcvpar, port_op.r.redirect.value, | |
3592 | value_redirect_checked); | |
3593 | } | |
3594 | if (!msg_type) msg_type = Type::get_pooltype(Type::T_ERROR); | |
3595 | // check the template instance using the message type | |
3596 | port_op.r.rcvpar->chk(msg_type); | |
3597 | // check the value redirect if it is not done so far | |
3598 | if (!value_redirect_checked) | |
3599 | chk_value_redirect(port_op.r.redirect.value, msg_type); | |
3600 | } else { | |
3601 | // the statement does not have parameter | |
3602 | if (port_type) { | |
3603 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3604 | if (!port_type_body->get_in_msgs()) { | |
3605 | // the port type is known and it does not have incoming messages | |
3606 | if (port_type_body->get_operation_mode() == | |
3607 | PortTypeBody::PO_PROCEDURE) { | |
3608 | port_op.portref->error("Message-based operation `%s' is not " | |
3609 | "applicable to a procedure-based port of type `%s'", stmt_name, | |
3610 | port_type->get_typename().c_str()); | |
3611 | } else { | |
3612 | port_op.portref->error("Port type `%s' does not have any incoming " | |
3613 | "message types", port_type->get_typename().c_str()); | |
3614 | } | |
3615 | } | |
3616 | } | |
3617 | if (port_op.r.redirect.value) { | |
3618 | port_op.r.redirect.value->error("Value redirect cannot be used without " | |
3619 | "receive parameter"); | |
3620 | chk_value_redirect(port_op.r.redirect.value, 0); | |
3621 | } | |
3622 | } | |
3623 | // checking from clause and sender redirect | |
3624 | chk_from_clause(port_type); | |
3625 | } | |
3626 | ||
3627 | void Statement::chk_getcall() | |
3628 | { | |
3629 | // determining statement type | |
3630 | const char *stmt_name = get_stmt_name(); | |
3631 | Error_Context cntxt(this, "In %s statement", stmt_name); | |
3632 | // checking the port reference | |
3633 | Type *port_type = chk_port_ref(port_op.portref); | |
3634 | if (port_op.r.rcvpar) { | |
3635 | // the parameter (signature template) is present | |
3636 | // determining the signature of the argument | |
3637 | Type *signature = 0; | |
3638 | bool signature_determined = false; | |
3639 | if (port_type) { | |
3640 | // the port reference is correct and the port type is known | |
3641 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3642 | TypeSet *in_sigs = port_type_body->get_in_sigs(); | |
3643 | if (in_sigs) { | |
3644 | if (in_sigs->get_nof_types() == 1) { | |
3645 | // there is only one incoming signature | |
3646 | signature = in_sigs->get_type_byIndex(0); | |
3647 | } else { | |
3648 | // there are more than one incoming signatures | |
3649 | signature = get_outgoing_type(port_op.r.rcvpar); | |
3650 | if (signature) { | |
3651 | if (!in_sigs->has_type(signature)) { | |
3652 | port_op.r.rcvpar->error("Signature `%s' is not present on the " | |
3653 | "incoming list of port type `%s'", | |
3654 | signature->get_typename().c_str(), | |
3655 | port_type->get_typename().c_str()); | |
3656 | } | |
3657 | } else { | |
3658 | port_op.r.rcvpar->error("Cannot determine the type of the " | |
3659 | "signature"); | |
3660 | } | |
3661 | } | |
3662 | signature_determined = true; | |
3663 | } else if (port_type_body->get_operation_mode() == | |
3664 | PortTypeBody::PO_MESSAGE) { | |
3665 | port_op.portref->error("Procedure-based operation `%s' is not " | |
3666 | "applicable to a message-based port of type `%s'", stmt_name, | |
3667 | port_type->get_typename().c_str()); | |
3668 | } else { | |
3669 | port_op.portref->error("Port type `%s' does not have any incoming " | |
3670 | "signatures", port_type->get_typename().c_str()); | |
3671 | } | |
3672 | } else if (!port_op.portref) { | |
3673 | // the statement refers to 'any port' | |
3674 | port_op.r.rcvpar->error("Operation `any port.%s' cannot have parameter", | |
3675 | stmt_name); | |
3676 | if (port_op.r.redirect.param) { | |
3677 | port_op.r.redirect.param->error("Operation `any port.%s' cannot " | |
3678 | "have parameter redirect", stmt_name); | |
3679 | } | |
3680 | } | |
3681 | if (!signature_determined) | |
3682 | signature = get_outgoing_type(port_op.r.rcvpar); | |
3683 | if (!signature) signature = Type::get_pooltype(Type::T_ERROR); | |
3684 | // checking the parameter (template instance) | |
3685 | port_op.r.rcvpar->chk(signature); | |
3686 | // checking whether the argument is a signature template | |
3687 | // and checking the parameter redirect if present | |
3688 | signature = signature->get_type_refd_last(); | |
3689 | switch (signature->get_typetype()) { | |
3690 | case Type::T_SIGNATURE: | |
3691 | if (port_op.r.redirect.param) | |
3692 | port_op.r.redirect.param->chk(signature, false); | |
3693 | break; | |
3694 | case Type::T_ERROR: | |
3695 | if (port_op.r.redirect.param) | |
3696 | port_op.r.redirect.param->chk_erroneous(); | |
3697 | break; | |
3698 | default: | |
3699 | port_op.r.rcvpar->error("The type of parameter is `%s', which is not " | |
3700 | "a signature", signature->get_typename().c_str()); | |
3701 | if (port_op.r.redirect.param) | |
3702 | port_op.r.redirect.param->chk_erroneous(); | |
3703 | } | |
3704 | } else { | |
3705 | // the statement does not have parameter | |
3706 | if (port_type) { | |
3707 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3708 | if (!port_type_body->get_in_sigs()) { | |
3709 | // the port type is known and it does not have incoming signatures | |
3710 | if (port_type_body->get_operation_mode() == | |
3711 | PortTypeBody::PO_MESSAGE) { | |
3712 | port_op.portref->error("Procedure-based operation `%s' is not " | |
3713 | "applicable to a message-based port of type `%s'", stmt_name, | |
3714 | port_type->get_typename().c_str()); | |
3715 | } else { | |
3716 | port_op.portref->error("Port type `%s' does not have any incoming " | |
3717 | "signatures", port_type->get_typename().c_str()); | |
3718 | } | |
3719 | } | |
3720 | } | |
3721 | if (port_op.r.redirect.param) { | |
3722 | port_op.r.redirect.param->error("Parameter redirect cannot be used " | |
3723 | "without signature template"); | |
3724 | port_op.r.redirect.param->chk_erroneous(); | |
3725 | } | |
3726 | } | |
3727 | // checking from clause and sender redirect | |
3728 | chk_from_clause(port_type); | |
3729 | } | |
3730 | ||
3731 | void Statement::chk_getreply() | |
3732 | { | |
3733 | // determining statement type | |
3734 | const char *stmt_name = get_stmt_name(); | |
3735 | Error_Context cntxt(this, "In %s statement", stmt_name); | |
3736 | // checking the port reference | |
3737 | Type *port_type = chk_port_ref(port_op.portref); | |
3738 | if (port_op.r.rcvpar) { | |
3739 | // the parameter (signature template) is present | |
3740 | // determining the signature of the argument | |
3741 | Type *signature = 0; | |
3742 | bool signature_determined = false; | |
3743 | if (port_type) { | |
3744 | // the port reference is correct and the port type is known | |
3745 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3746 | if (port_type_body->getreply_allowed()) { | |
3747 | TypeSet *out_sigs = port_type_body->get_out_sigs(); | |
3748 | if (out_sigs->get_nof_types() == 1) { | |
3749 | // there is only one outgoing signature | |
3750 | signature = out_sigs->get_type_byIndex(0); | |
3751 | } else { | |
3752 | // there are more than one outgoing signatures | |
3753 | signature = get_outgoing_type(port_op.r.rcvpar); | |
3754 | if (signature) { | |
3755 | if (!out_sigs->has_type(signature)) { | |
3756 | port_op.r.rcvpar->error("Signature `%s' is not present on the " | |
3757 | "outgoing list of port type `%s'", | |
3758 | signature->get_typename().c_str(), | |
3759 | port_type->get_typename().c_str()); | |
3760 | } | |
3761 | } else { | |
3762 | port_op.r.rcvpar->error("Cannot determine the type of the " | |
3763 | "signature"); | |
3764 | } | |
3765 | } | |
3766 | signature_determined = true; | |
3767 | } else if (port_type_body->get_operation_mode() == | |
3768 | PortTypeBody::PO_MESSAGE) { | |
3769 | port_op.portref->error("Procedure-based operation `%s' is not " | |
3770 | "applicable to a message-based port of type `%s'", stmt_name, | |
3771 | port_type->get_typename().c_str()); | |
3772 | } else { | |
3773 | port_op.portref->error("Port type `%s' does not have any outgoing " | |
3774 | "signatures that support reply", port_type->get_typename().c_str()); | |
3775 | } | |
3776 | } else if (!port_op.portref) { | |
3777 | // the statement refers to 'any port' | |
3778 | port_op.r.rcvpar->error("Operation `any port.%s' cannot have parameter", | |
3779 | stmt_name); | |
3780 | if (port_op.r.getreply_valuematch) { | |
3781 | port_op.r.getreply_valuematch->error("Operation `any port.%s' cannot " | |
3782 | "have value match", stmt_name); | |
3783 | } | |
3784 | if (port_op.r.redirect.value) { | |
3785 | port_op.r.redirect.value->error("Operation `any port.%s' cannot " | |
3786 | "have value redirect", stmt_name); | |
3787 | } | |
3788 | if (port_op.r.redirect.param) { | |
3789 | port_op.r.redirect.param->error("Operation `any port.%s' cannot " | |
3790 | "have parameter redirect", stmt_name); | |
3791 | } | |
3792 | } | |
3793 | if (!signature_determined) | |
3794 | signature = get_outgoing_type(port_op.r.rcvpar); | |
3795 | if (!signature) signature = Type::get_pooltype(Type::T_ERROR); | |
3796 | // checking the parameter (template instance) | |
3797 | port_op.r.rcvpar->chk(signature); | |
3798 | // checking whether the argument is a signature template | |
3799 | // checking the parameter redirect if present | |
3800 | // and determining the return type of the signature | |
3801 | signature = signature->get_type_refd_last(); | |
3802 | Type *return_type = 0; | |
3803 | switch (signature->get_typetype()) { | |
3804 | case Type::T_SIGNATURE: | |
3805 | if (signature->is_nonblocking_signature()) | |
3806 | error("Operation `%s' is not applicable to non-blocking signature " | |
3807 | "`%s'", stmt_name, signature->get_typename().c_str()); | |
3808 | else return_type = signature->get_signature_return_type(); | |
3809 | if (port_op.r.redirect.param) | |
3810 | port_op.r.redirect.param->chk(signature, true); | |
3811 | if (!return_type) { | |
3812 | if (port_op.r.getreply_valuematch) { | |
3813 | port_op.r.getreply_valuematch->error("Value match cannot be used " | |
3814 | "because signature `%s' does not have return type", | |
3815 | signature->get_typename().c_str()); | |
3816 | } | |
3817 | if (port_op.r.redirect.value) { | |
3818 | port_op.r.redirect.value->error("Value redirect cannot be used " | |
3819 | "because signature `%s' does not have return type", | |
3820 | signature->get_typename().c_str()); | |
3821 | } | |
3822 | } | |
3823 | break; | |
3824 | case Type::T_ERROR: | |
3825 | if (port_op.r.redirect.param) | |
3826 | port_op.r.redirect.param->chk_erroneous(); | |
3827 | break; | |
3828 | default: | |
3829 | port_op.r.rcvpar->error("The type of parameter is `%s', which is not " | |
3830 | "a signature", signature->get_typename().c_str()); | |
3831 | if (port_op.r.redirect.param) | |
3832 | port_op.r.redirect.param->chk_erroneous(); | |
3833 | } | |
3834 | // checking the value match if present | |
3835 | if (port_op.r.getreply_valuematch) { | |
3836 | Error_Context cntxt2(port_op.s.replyval, "In value match"); | |
3837 | if (!return_type) return_type = Type::get_pooltype(Type::T_ERROR); | |
3838 | port_op.r.getreply_valuematch->chk(return_type); | |
3839 | } | |
3840 | // checking the value redirect if present | |
3841 | chk_value_redirect(port_op.r.redirect.value, return_type); | |
3842 | } else { | |
3843 | // the statement does not have parameter (value match is also omitted) | |
3844 | if (port_type) { | |
3845 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3846 | if (!port_type_body->getreply_allowed()) { | |
3847 | // the port type is known and it does not have outgoing signatures | |
3848 | if (port_type_body->get_operation_mode() == | |
3849 | PortTypeBody::PO_MESSAGE) { | |
3850 | port_op.portref->error("Procedure-based operation `%s' is not " | |
3851 | "applicable to a message-based port of type `%s'", stmt_name, | |
3852 | port_type->get_typename().c_str()); | |
3853 | } else { | |
3854 | port_op.portref->error("Port type `%s' does not have any outgoing " | |
3855 | "signatures that support reply", | |
3856 | port_type->get_typename().c_str()); | |
3857 | } | |
3858 | } | |
3859 | } | |
3860 | if (port_op.r.redirect.value) { | |
3861 | port_op.r.redirect.value->error("Value redirect cannot be used " | |
3862 | "without signature template"); | |
3863 | chk_value_redirect(port_op.r.redirect.value, 0); | |
3864 | } | |
3865 | if (port_op.r.redirect.param) { | |
3866 | port_op.r.redirect.param->error("Parameter redirect cannot be used " | |
3867 | "without signature template"); | |
3868 | port_op.r.redirect.param->chk_erroneous(); | |
3869 | } | |
3870 | } | |
3871 | // checking from clause and sender redirect | |
3872 | chk_from_clause(port_type); | |
3873 | } | |
3874 | ||
3875 | void Statement::chk_catch() | |
3876 | { | |
3877 | // determining statement type | |
3878 | const char *stmt_name = get_stmt_name(); | |
3879 | Error_Context cntxt(this, "In %s statement", stmt_name); | |
3880 | // checking the port reference | |
3881 | Type *port_type = chk_port_ref(port_op.portref); | |
3882 | // checking the signature reference, parameter and/or value redirect | |
3883 | if (port_op.r.ctch.signature_ref) { | |
3884 | // the signature reference is present | |
3885 | port_op.r.ctch.signature = | |
3886 | chk_signature_ref(port_op.r.ctch.signature_ref); | |
3887 | // checking whether the signature is present on the incoming list | |
3888 | // of the respective port type | |
3889 | if (port_type) { | |
3890 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
3891 | if (port_type_body->catch_allowed()) { | |
3892 | TypeSet *out_sigs = port_type_body->get_out_sigs(); | |
3893 | if (port_op.r.ctch.signature) { | |
3894 | if (!out_sigs->has_type(port_op.r.ctch.signature)) { | |
3895 | port_op.r.ctch.signature_ref->error("Signature `%s' is not " | |
3896 | "present on the outgoing list of port type `%s'", | |
3897 | port_op.r.ctch.signature->get_typename().c_str(), | |
3898 | port_type->get_typename().c_str()); | |
3899 | } | |
3900 | } else if (out_sigs->get_nof_types() == 1) { | |
3901 | // if the signature is unknown and the port type has exactly one | |
3902 | // outgoing signature then use that for further checking | |
3903 | port_op.r.ctch.signature = | |
3904 | out_sigs->get_type_byIndex(0)->get_type_refd_last(); | |
3905 | } | |
3906 | } else if (port_type_body->get_operation_mode() == | |
3907 | PortTypeBody::PO_MESSAGE) { | |
3908 | port_op.portref->error("Procedure-based operation `%s' is not " | |
3909 | "applicable to a message-based port of type `%s'", stmt_name, | |
3910 | port_type->get_typename().c_str()); | |
3911 | } else { | |
3912 | port_op.portref->error("Port type `%s' does not have any outgoing " | |
3913 | "signatures that support exceptions", | |
3914 | port_type->get_typename().c_str()); | |
3915 | } | |
3916 | } else if (!port_op.portref) { | |
3917 | // the statement refers to 'any port' | |
3918 | port_op.r.rcvpar->error("Operation `any port.%s' cannot have parameter", | |
3919 | stmt_name); | |
3920 | if (port_op.r.redirect.value) { | |
3921 | port_op.r.redirect.value->error("Operation `any port.%s' cannot have " | |
3922 | "value redirect", stmt_name); | |
3923 | } | |
3924 | } | |
3925 | // the receive parameter (template instance) must be also present | |
3926 | // trying to determine type of the exception | |
3927 | Type *exc_type = 0; | |
3928 | bool exc_type_determined = false, value_redirect_checked = false; | |
3929 | if (port_op.r.ctch.signature) { | |
3930 | // the signature is known | |
3931 | SignatureExceptions *exceptions = | |
3932 | port_op.r.ctch.signature->get_signature_exceptions(); | |
3933 | if (exceptions) { | |
3934 | if (exceptions->get_nof_types() == 1) { | |
3935 | // the signature has exactly one exception type | |
3936 | // use that for checking | |
3937 | exc_type = exceptions->get_type_byIndex(0); | |
3938 | } else { | |
3939 | // the signature has more than one exception types | |
3940 | exc_type = get_incoming_type(port_op.r.rcvpar, | |
3941 | port_op.r.redirect.value, value_redirect_checked); | |
3942 | if (exc_type) { | |
3943 | size_t nof_comp_types = | |
3944 | exceptions->get_nof_compatible_types(exc_type); | |
3945 | if (nof_comp_types == 0) { | |
3946 | port_op.r.rcvpar->error("Type `%s' is not present on the " | |
3947 | "exception list of signature `%s'", | |
3948 | exc_type->get_typename().c_str(), | |
3949 | port_op.r.ctch.signature->get_typename().c_str()); | |
3950 | } else if (nof_comp_types > 1) { | |
3951 | port_op.r.rcvpar->error("Type of the exception is ambiguous: " | |
3952 | "`%s' is compatible with more than one exception types of " | |
3953 | "signature `%s'", exc_type->get_typename().c_str(), | |
3954 | port_op.r.ctch.signature->get_typename().c_str()); | |
3955 | } | |
3956 | } else { | |
3957 | port_op.r.rcvpar->error("Cannot determine the type of the " | |
3958 | "exception"); | |
3959 | } | |
3960 | } | |
3961 | exc_type_determined = true; | |
3962 | } else { | |
3963 | port_op.r.ctch.signature_ref->error("Signature `%s' does not have " | |
3964 | "exceptions", port_op.r.ctch.signature->get_typename().c_str()); | |
3965 | } | |
3966 | } | |
3967 | if (!exc_type_determined) { | |
3968 | exc_type = get_incoming_type(port_op.r.rcvpar, port_op.r.redirect.value, | |
3969 | value_redirect_checked); | |
3970 | } | |
3971 | if (!exc_type) exc_type = Type::get_pooltype(Type::T_ERROR); | |
3972 | // check the template instance using the exception type | |
3973 | port_op.r.rcvpar->chk(exc_type); | |
3974 | // check the value redirect if it is not done so far | |
3975 | if (!value_redirect_checked) | |
3976 | chk_value_redirect(port_op.r.redirect.value, exc_type); | |
3977 | // checking for invalid exception types | |
3978 | exc_type = exc_type->get_type_refd_last(); | |
3979 | switch (exc_type->get_typetype()) { | |
3980 | case Type::T_SIGNATURE: | |
3981 | port_op.r.rcvpar->error("The type of catch parameter is signature " | |
3982 | "`%s', which cannot be an exception type", | |
3983 | exc_type->get_typename().c_str()); | |
3984 | break; | |
3985 | case Type::T_PORT: | |
3986 | port_op.r.rcvpar->error("The type of catch parameter is port type " | |
3987 | "`%s', which cannot be an exception type", | |
3988 | exc_type->get_typename().c_str()); | |
3989 | break; | |
3990 | case Type::T_DEFAULT: | |
3991 | port_op.r.rcvpar->error("The type of catch parameter is the `default' " | |
3992 | "type, which cannot be an exception type"); | |
3993 | default: | |
3994 | break; | |
3995 | } | |
3996 | } else { | |
3997 | // the statement does not have signature reference | |
3998 | if (port_op.r.ctch.timeout) { | |
3999 | // the parameter is timeout | |
4000 | if (port_op.portref) { | |
4001 | // the port reference is present | |
4002 | if (port_type) { | |
4003 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
4004 | if (!port_type_body->getreply_allowed()) { | |
4005 | // the port type is known and it does not allow blocking calls | |
4006 | if (port_type_body->get_operation_mode() == | |
4007 | PortTypeBody::PO_MESSAGE) { | |
4008 | port_op.portref->error("Timeout exception cannot be caught on " | |
4009 | "a message-based port of type `%s'", | |
4010 | port_type->get_typename().c_str()); | |
4011 | } else { | |
4012 | port_op.portref->error("Timeout exception cannot be caught on " | |
4013 | "a port of type `%s', which does not have any outgoing " | |
4014 | "signatures that allow blocking calls", | |
4015 | port_type->get_typename().c_str()); | |
4016 | } | |
4017 | } | |
4018 | } | |
4019 | } else error("Timeout exception cannot be caught on `any port'"); | |
4020 | if (!port_op.r.ctch.in_call) | |
4021 | error("Catching of `timeout' exception is not allowed in this " | |
4022 | "context. It is permitted only in the response and exception " | |
4023 | "handling part of `call' operations"); | |
4024 | else if (!port_op.r.ctch.call_has_timer) | |
4025 | error("Catching of `timeout' exception is not allowed because the " | |
4026 | "previous `call' operation does not have timer"); | |
4027 | if (port_op.r.fromclause) port_op.r.fromclause->error( | |
4028 | "Operation `catch(timeout)' cannot have from clause"); | |
4029 | if (port_op.r.redirect.sender) port_op.r.redirect.sender->error( | |
4030 | "Operation `catch(timeout)' cannot have sender redirect"); | |
4031 | } else { | |
4032 | // the operation does not have any parameter | |
4033 | if (port_type) { | |
4034 | PortTypeBody *port_type_body = port_type->get_PortBody(); | |
4035 | if (!port_type_body->catch_allowed()) { | |
4036 | // the port type is known and it does not have outgoing signatures | |
4037 | if (port_type_body->get_operation_mode() == | |
4038 | PortTypeBody::PO_MESSAGE) { | |
4039 | port_op.portref->error("Procedure-based operation `%s' is not " | |
4040 | "applicable to a message-based port of type `%s'", stmt_name, | |
4041 | port_type->get_typename().c_str()); | |
4042 | } else { | |
4043 | port_op.portref->error("Port type `%s' does not have any " | |
4044 | "outgoing signatures that support exceptions", | |
4045 | port_type->get_typename().c_str()); | |
4046 | } | |
4047 | } | |
4048 | } | |
4049 | } | |
4050 | if (port_op.r.redirect.value) { | |
4051 | // the statement does not have any parameter, | |
4052 | // but the value redirect is present | |
4053 | port_op.r.redirect.value->error("Value redirect cannot be used without " | |
4054 | "signature and parameter"); | |
4055 | chk_value_redirect(port_op.r.redirect.value, 0); | |
4056 | } | |
4057 | } | |
4058 | // checking from clause and sender redirect | |
4059 | chk_from_clause(port_type); | |
4060 | } | |
4061 | ||
4062 | void Statement::chk_check() | |
4063 | { | |
4064 | Error_Context cntxt(this, "In check statement"); | |
4065 | Type *port_type = chk_port_ref(port_op.portref); | |
4066 | if (port_type && !port_type->get_PortBody()->has_queue()) { | |
4067 | // the port type is known and it does not have incoming queue | |
4068 | port_op.portref->error("Port type `%s' does not have incoming queue " | |
4069 | "because it has neither incoming messages nor incoming or outgoing " | |
4070 | "signatures", port_type->get_typename().c_str()); | |
4071 | } | |
4072 | // checking from clause and sender redirect | |
4073 | chk_from_clause(port_type); | |
4074 | } | |
4075 | ||
4076 | void Statement::chk_clear() | |
4077 | { | |
4078 | Error_Context cntxt(this, "In clear port statement"); | |
4079 | Type *port_type = chk_port_ref(port_op.portref); | |
4080 | if (port_type && !port_type->get_PortBody()->has_queue()) { | |
4081 | // the port type is known and it does not have incoming queue | |
4082 | port_op.portref->warning("Port type `%s' does not have incoming queue " | |
4083 | "because it has neither incoming messages nor incoming or outgoing " | |
4084 | "signatures", port_type->get_typename().c_str()); | |
4085 | } | |
4086 | } | |
4087 | ||
4088 | void Statement::chk_start_stop_port() | |
4089 | { | |
4090 | Error_Context cntxt(this, "In %s statement", get_stmt_name()); | |
4091 | chk_port_ref(port_op.portref); | |
4092 | } | |
4093 | ||
4094 | void Statement::chk_start_comp() | |
4095 | { | |
4096 | Error_Context cntxt(this, "In start test component statement"); | |
4097 | Type *comp_type = chk_comp_ref(comp_op.compref, false, false); | |
4098 | Common::Assignment *t_ass = comp_op.funcinstref->get_refd_assignment(); | |
4099 | if (!t_ass) return; | |
4100 | // checking whether the referred definition is a function | |
4101 | Common::Assignment::asstype_t asstype = t_ass->get_asstype(); | |
4102 | switch (asstype) { | |
4103 | case Common::Assignment::A_FUNCTION: | |
4104 | case Common::Assignment::A_FUNCTION_RVAL: | |
4105 | case Common::Assignment::A_FUNCTION_RTEMP: | |
4106 | break; | |
4107 | default: | |
4108 | comp_op.funcinstref->error("Reference to a function was expected in the " | |
4109 | "argument instead of %s", t_ass->get_description().c_str()); | |
4110 | return; | |
4111 | } | |
4112 | Def_Function *t_func = dynamic_cast<Def_Function*>(t_ass); | |
4113 | if (!t_func) FATAL_ERROR("Statement::chk_start_comp()"); | |
4114 | // checking startability | |
4115 | if (!t_func->chk_startable()) return; | |
4116 | // checking the 'runs on' clause against the type of component reference | |
4117 | Type *runs_on_type = t_func->get_RunsOnType(); | |
4118 | if (!comp_type || !runs_on_type) return; | |
4119 | if (!runs_on_type->is_compatible(comp_type, NULL)) | |
4120 | comp_op.compref->error("Component type mismatch: The component reference " | |
4121 | "is of type `%s', but %s runs on `%s'", | |
4122 | comp_type->get_typename().c_str(), t_func->get_description().c_str(), | |
4123 | runs_on_type->get_typename().c_str()); | |
4124 | // checking the return type | |
4125 | switch (asstype) { | |
4126 | case Common::Assignment::A_FUNCTION_RTEMP: | |
4127 | comp_op.funcinstref->warning("Function `%s' returns a template of type " | |
4128 | "`%s', which cannot be retrieved when the test component terminates", | |
4129 | t_func->get_fullname().c_str(), | |
4130 | t_func->get_Type()->get_typename().c_str()); | |
4131 | break; | |
4132 | case Common::Assignment::A_FUNCTION_RVAL: { | |
4133 | bool return_type_correct = false; | |
4134 | Type *return_type = t_func->get_Type(); | |
4135 | for (Type *t = return_type; ; t = t->get_type_refd()) { | |
4136 | if (t->has_done_attribute()) { | |
4137 | return_type_correct = true; | |
4138 | break; | |
4139 | } else if (!t->is_ref()) break; | |
4140 | } | |
4141 | if (!return_type_correct) | |
4142 | comp_op.funcinstref->warning("The return type of %s is `%s', which " | |
4143 | "does not have the `done' extension attribute. When the test " | |
4144 | "component terminates the returned value cannot be retrieved with " | |
4145 | "a `done' operation", t_func->get_description().c_str(), | |
4146 | return_type->get_typename().c_str()); | |
4147 | } | |
4148 | default: | |
4149 | break; | |
4150 | } | |
4151 | } | |
4152 | ||
4153 | void Statement::chk_start_comp_refd() | |
4154 | { | |
4155 | Error_Context cntxt(this, "In start test component statement"); | |
4156 | Type *comp_type = chk_comp_ref(comp_op.compref, false, false); | |
4157 | switch(comp_op.derefered.value->get_valuetype()){ | |
4158 | case Value::V_REFER: | |
4159 | comp_op.derefered.value->error("A value of a function type was expected " | |
4160 | "in the argument instead of a `refers' statement," | |
4161 | " which does not specify any function type"); | |
4162 | return; | |
4163 | case Value::V_TTCN3_NULL: | |
4164 | comp_op.derefered.value->error("A value of a function type was expected " | |
4165 | "in the argument instead of a `null' value," | |
4166 | " which does not specify any function type"); | |
4167 | return; | |
4168 | default: | |
4169 | break; | |
4170 | } | |
4171 | Type *f_type = comp_op.derefered.value->get_expr_governor_last(); | |
4172 | if (!f_type) return; | |
4173 | switch (f_type->get_typetype()) { | |
4174 | case Type::T_ERROR: | |
4175 | return; | |
4176 | case Type::T_FUNCTION: | |
4177 | break; | |
4178 | default: | |
4179 | comp_op.derefered.value->error("A value of type function was expected " | |
4180 | "in the argument instead of `%s'", f_type->get_typename().c_str()); | |
4181 | return; | |
4182 | } | |
4183 | if (f_type->get_fat_runs_on_self()) { | |
4184 | fau_refd.value->error("The argument cannot be a function reference with " | |
4185 | "'runs on self' clause"); | |
4186 | return; | |
4187 | } | |
4188 | if(!f_type->chk_startability()) return; | |
4189 | Type *runs_on_type = f_type->get_fat_runs_on_type(); | |
4190 | if (!comp_type || !runs_on_type) return; | |
4191 | if (!runs_on_type->is_compatible(comp_type, NULL)) | |
4192 | comp_op.compref->error("Component type mismatch: The component reference " | |
4193 | "is of type `%s', but functions of type `%s' run on `%s'", | |
4194 | comp_type->get_typename().c_str(), f_type->get_typename().c_str(), | |
4195 | runs_on_type->get_typename().c_str()); | |
4196 | Type *return_type = f_type->get_function_return_type(); | |
4197 | if (return_type) { | |
4198 | if (f_type->get_returns_template()) { | |
4199 | comp_op.derefered.value->warning("Functions of type `%s' return a " | |
4200 | "template of type `%s', which cannot be retrieved when the test " | |
4201 | "component terminates", f_type->get_typename().c_str(), | |
4202 | return_type->get_typename().c_str()); | |
4203 | } else { | |
4204 | bool return_type_correct = false; | |
4205 | for (Type *t = return_type; ; t = t->get_type_refd()) { | |
4206 | if (t->has_done_attribute()) { | |
4207 | return_type_correct = true; | |
4208 | break; | |
4209 | } else if (!t->is_ref()) break; | |
4210 | } | |
4211 | if (!return_type_correct) | |
4212 | comp_op.derefered.value->warning("The return type of function type " | |
4213 | "`%s' is `%s', which does not have the `done' extension attribute. " | |
4214 | "When the test component terminates the returned value cannot be " | |
4215 | "retrieved with a `done' operation", f_type->get_typename().c_str(), | |
4216 | return_type->get_typename().c_str()); | |
4217 | } | |
4218 | } | |
4219 | ActualParList *parlist = new ActualParList; | |
4220 | Ttcn::FormalParList *fp_list = f_type->get_fat_parameters(); | |
4221 | if(fp_list->fold_named_and_chk(comp_op.derefered.t_list1, parlist)) { | |
4222 | delete parlist; | |
4223 | delete comp_op.derefered.t_list1; | |
4224 | comp_op.derefered.ap_list2 = 0; | |
4225 | } else { | |
4226 | delete comp_op.derefered.t_list1; | |
4227 | parlist->set_fullname(get_fullname()); | |
4228 | parlist->set_my_scope(my_sb); | |
4229 | comp_op.derefered.ap_list2 = parlist; | |
4230 | } | |
4231 | } | |
4232 | ||
4233 | void Statement::chk_stop_kill_comp() | |
4234 | { | |
4235 | Error_Context cntxt(this, "In %s statement", get_stmt_name()); | |
4236 | chk_comp_ref(comp_op.compref, true, false); | |
4237 | } | |
4238 | ||
4239 | void Statement::chk_done() | |
4240 | { | |
4241 | Error_Context cntxt(this, "In done statement"); | |
4242 | chk_comp_ref(comp_op.compref, false, false); | |
4243 | if (!comp_op.compref) return; | |
4244 | // value returning done can be used only when the statement contains a | |
4245 | // specific component reference | |
4246 | if (comp_op.donereturn.donematch) { | |
4247 | bool value_redirect_checked = false; | |
4248 | // try to determine the type of return value | |
4249 | Type *return_type = get_incoming_type(comp_op.donereturn.donematch, | |
4250 | comp_op.donereturn.redirect, value_redirect_checked); | |
4251 | if (return_type) { | |
4252 | bool return_type_correct = false; | |
4253 | for (Type *t = return_type; ; t = t->get_type_refd()) { | |
4254 | if (t->has_done_attribute()) { | |
4255 | return_type_correct = true; | |
4256 | break; | |
4257 | } else if (!t->is_ref()) break; | |
4258 | } | |
4259 | if (!return_type_correct) { | |
4260 | error("Return type `%s' does not have `done' extension attribute", | |
4261 | return_type->get_typename().c_str()); | |
4262 | return_type = Type::get_pooltype(Type::T_ERROR); | |
4263 | } | |
4264 | } else { | |
4265 | comp_op.donereturn.donematch->error("Cannot determine the return type " | |
4266 | "for value returning done"); | |
4267 | return_type = Type::get_pooltype(Type::T_ERROR); | |
4268 | } | |
4269 | comp_op.donereturn.donematch->chk(return_type); | |
4270 | if (!value_redirect_checked) | |
4271 | chk_value_redirect(comp_op.donereturn.redirect, return_type); | |
4272 | } else if (comp_op.donereturn.redirect) { | |
4273 | comp_op.donereturn.redirect->error("Redirect cannot be used for the " | |
4274 | "return value without a matching template"); | |
4275 | chk_value_redirect(comp_op.donereturn.redirect, 0); | |
4276 | } | |
4277 | } | |
4278 | ||
4279 | void Statement::chk_killed() | |
4280 | { | |
4281 | Error_Context cntxt(this, "In killed statement"); | |
4282 | chk_comp_ref(comp_op.compref, false, false); | |
4283 | } | |
4284 | ||
4285 | void Statement::chk_connect() | |
4286 | { | |
4287 | Error_Context cntxt(this, "In %s statement", get_stmt_name()); | |
4288 | // checking endpoints | |
4289 | Type *pt1, *pt2; | |
4290 | PortTypeBody *ptb1, *ptb2; | |
4291 | { | |
4292 | Error_Context cntxt2(config_op.compref1, "In first endpoint"); | |
4293 | pt1 = chk_conn_endpoint(config_op.compref1, config_op.portref1, false); | |
4294 | ptb1 = pt1 ? pt1->get_PortBody() : 0; | |
4295 | } | |
4296 | { | |
4297 | Error_Context cntxt2(config_op.compref2, "In second endpoint"); | |
4298 | pt2 = chk_conn_endpoint(config_op.compref2, config_op.portref2, false); | |
4299 | ptb2 = pt2 ? pt2->get_PortBody() : 0; | |
4300 | } | |
4301 | // checking consistency | |
4302 | if (!ptb1 || !ptb2) return; | |
4303 | if (!ptb1->is_connectable(ptb2) || | |
4304 | (ptb1 != ptb2 && !ptb2->is_connectable(ptb1))) { | |
4305 | error("The connection between port types `%s' and `%s' is not consistent", | |
4306 | pt1->get_typename().c_str(), pt2->get_typename().c_str()); | |
4307 | ptb1->report_connection_errors(ptb2); | |
4308 | if (ptb1 != ptb2) ptb2->report_connection_errors(ptb1); | |
4309 | } | |
4310 | } | |
4311 | ||
4312 | void Statement::chk_map() | |
4313 | { | |
4314 | Error_Context cntxt(this, "In %s statement", get_stmt_name()); | |
4315 | // checking endpoints | |
4316 | Type *pt1, *pt2; | |
4317 | PortTypeBody *ptb1, *ptb2; | |
4318 | bool cref1_is_tc = false, cref1_is_system = false; | |
4319 | bool cref2_is_tc = false, cref2_is_system = false; | |
4320 | { | |
4321 | Error_Context cntxt2(config_op.compref1, "In first endpoint"); | |
4322 | pt1 = chk_conn_endpoint(config_op.compref1, config_op.portref1, true); | |
4323 | if (pt1) { | |
4324 | ptb1 = pt1->get_PortBody(); | |
4325 | if (ptb1->is_internal()) { | |
4326 | config_op.portref1->warning("Port type `%s' was marked as `internal'", | |
4327 | pt1->get_typename().c_str()); | |
4328 | } | |
4329 | } else ptb1 = 0; | |
4330 | Value *cref1 = config_op.compref1->get_value_refd_last(); | |
4331 | if (cref1->get_valuetype() == Value::V_EXPR) { | |
4332 | switch (cref1->get_optype()) { | |
4333 | case Value::OPTYPE_COMP_MTC: | |
4334 | case Value::OPTYPE_COMP_SELF: | |
4335 | case Value::OPTYPE_COMP_CREATE: | |
4336 | cref1_is_tc = true; | |
4337 | break; | |
4338 | case Value::OPTYPE_COMP_SYSTEM: | |
4339 | cref1_is_system = true; | |
4340 | default: | |
4341 | break; | |
4342 | } | |
4343 | } | |
4344 | } | |
4345 | { | |
4346 | Error_Context cntxt2(config_op.compref2, "In second endpoint"); | |
4347 | pt2 = chk_conn_endpoint(config_op.compref2, config_op.portref2, true); | |
4348 | if (pt2) { | |
4349 | ptb2 = pt2->get_PortBody(); | |
4350 | if (ptb2->is_internal()) { | |
4351 | config_op.portref2->warning("Port type `%s' was marked as `internal'", | |
4352 | pt2->get_typename().c_str()); | |
4353 | } | |
4354 | } else ptb2 = 0; | |
4355 | Value *cref2 = config_op.compref2->get_value_refd_last(); | |
4356 | if (cref2->get_valuetype() == Value::V_EXPR) { | |
4357 | switch (cref2->get_optype()) { | |
4358 | case Value::OPTYPE_COMP_MTC: | |
4359 | case Value::OPTYPE_COMP_SELF: | |
4360 | case Value::OPTYPE_COMP_CREATE: | |
4361 | cref2_is_tc = true; | |
4362 | break; | |
4363 | case Value::OPTYPE_COMP_SYSTEM: | |
4364 | cref2_is_system = true; | |
4365 | default: | |
4366 | break; | |
4367 | } | |
4368 | } | |
4369 | } | |
4370 | if (cref1_is_tc && cref2_is_tc) { | |
4371 | error("Both endpoints of the mapping are test component ports"); | |
4372 | return; | |
4373 | } | |
4374 | if (cref1_is_system && cref2_is_system) { | |
4375 | error("Both endpoints of the mapping are system ports"); | |
4376 | return; | |
4377 | } | |
4378 | // checking consistency | |
4379 | if (!ptb1 || !ptb2) return; | |
4380 | if (cref1_is_tc || cref2_is_system) { | |
4381 | if (!ptb1->is_mappable(ptb2)) { | |
4382 | error("The mapping between test component port type `%s' and system " | |
4383 | "port type `%s' is not consistent", pt1->get_typename().c_str(), | |
4384 | pt2->get_typename().c_str()); | |
4385 | ptb1->report_mapping_errors(ptb2); | |
4386 | } | |
4387 | } else if (cref2_is_tc || cref1_is_system) { | |
4388 | if (!ptb2->is_mappable(ptb1)) { | |
4389 | error("The mapping between system port type `%s' and test component " | |
4390 | "port type `%s' is not consistent", pt1->get_typename().c_str(), | |
4391 | pt2->get_typename().c_str()); | |
4392 | ptb2->report_mapping_errors(ptb1); | |
4393 | } | |
4394 | } else { | |
4395 | // we have no idea which one is the system port | |
4396 | if (!ptb1->is_mappable(ptb1) && !ptb2->is_mappable(ptb1)) { | |
4397 | error("The mapping between port types `%s' and `%s' is not consistent", | |
4398 | pt1->get_typename().c_str(), pt2->get_typename().c_str()); | |
4399 | } | |
4400 | } | |
4401 | } | |
4402 | ||
4403 | void Statement::chk_start_timer() | |
4404 | { | |
4405 | Error_Context cntxt(this, "In start timer statement"); | |
4406 | chk_timer_ref(timer_op.timerref); | |
4407 | if (timer_op.value) { | |
4408 | // check the actual duration | |
4409 | timer_op.value->chk_expr_float(Type::EXPECTED_DYNAMIC_VALUE); | |
4410 | Value *t_val = timer_op.value->get_value_refd_last(); | |
4411 | if (t_val->get_valuetype() == Value::V_REAL) { | |
4412 | ttcn3float v_real = t_val->get_val_Real(); | |
4413 | if (v_real < 0.0) { | |
4414 | timer_op.value->error("The timer duration is negative: `%s'", | |
4415 | Real2string(v_real).c_str()); | |
4416 | } else if (isSpecialFloatValue(v_real)) { | |
4417 | timer_op.value->error("The timer duration cannot be %s", | |
4418 | Real2string(v_real).c_str()); | |
4419 | } | |
4420 | } | |
4421 | } else { | |
4422 | // check whether the timer has default duration | |
4423 | Common::Assignment *t_ass = timer_op.timerref->get_refd_assignment(); | |
4424 | if (t_ass && t_ass->get_asstype() == Common::Assignment::A_TIMER) { | |
4425 | Def_Timer *t_def_timer = dynamic_cast<Def_Timer*>(t_ass); | |
4426 | if (!t_def_timer) FATAL_ERROR("Statement::chk_start_timer()"); | |
4427 | if (!t_def_timer->has_default_duration( | |
4428 | timer_op.timerref->get_subrefs())) | |
4429 | error("Missing duration: %s does not have default duration", | |
4430 | t_ass->get_description().c_str()); | |
4431 | } | |
4432 | } | |
4433 | } | |
4434 | ||
4435 | void Statement::chk_stop_timer_timeout() | |
4436 | { | |
4437 | Error_Context cntxt(this, "In %s statement", get_stmt_name()); | |
4438 | chk_timer_ref(timer_op.timerref); | |
4439 | } | |
4440 | ||
4441 | void Statement::chk_setverdict() | |
4442 | { | |
4443 | Error_Context cntxt(this, "In setverdict statement"); | |
4444 | if(!my_sb->get_my_def()) | |
4445 | error("Setverdict statement is not allowed in the control part"); | |
4446 | setverdict.verdictval->chk_expr_verdict(Type::EXPECTED_DYNAMIC_VALUE); | |
4447 | Value *t_val = setverdict.verdictval->get_value_refd_last(); | |
4448 | if (t_val->get_valuetype() == Value::V_VERDICT && | |
4449 | t_val->get_val_verdict() == Value::Verdict_ERROR) { | |
4450 | setverdict.verdictval->error("Error verdict cannot be set by the setverdict " | |
4451 | "operation"); | |
4452 | } | |
4453 | } | |
4454 | ||
4455 | void Statement::chk_execute() | |
4456 | { | |
4457 | Error_Context cntxt(this, "In execute statement"); | |
4458 | Ref_pard *ref=testcase_inst.tcref; | |
4459 | Common::Assignment *t_ass=ref->get_refd_assignment(); | |
4460 | if(!t_ass) goto error; | |
4461 | if(t_ass->get_asstype()!=Common::Assignment::A_TESTCASE) { | |
4462 | ref->error("Reference to a testcase was expected in the argument" | |
4463 | " instead of %s", t_ass->get_description().c_str()); | |
4464 | goto error; | |
4465 | } | |
4466 | if(my_sb->get_scope_runs_on()) { | |
4467 | ref->error("A definition that has `runs on' clause cannot " | |
4468 | "execute testcases"); | |
4469 | goto error; | |
4470 | } | |
4471 | if (testcase_inst.timerval) { | |
4472 | testcase_inst.timerval->chk_expr_float(Type::EXPECTED_DYNAMIC_VALUE); | |
4473 | Value *t_val = testcase_inst.timerval->get_value_refd_last(); | |
4474 | if (t_val->get_valuetype() == Value::V_REAL) { | |
4475 | ttcn3float v_real = t_val->get_val_Real(); | |
4476 | if (v_real < 0.0) { | |
4477 | testcase_inst.timerval->error("The testcase guard " | |
4478 | "timer has negative duration: `%s'", Real2string(v_real).c_str()); | |
4479 | } else if (isSpecialFloatValue(v_real)) { | |
4480 | testcase_inst.timerval->error("The testcase guard " | |
4481 | "timer duration cannot be %s", Real2string(v_real).c_str()); | |
4482 | } | |
4483 | } | |
4484 | } | |
4485 | return; | |
4486 | error: | |
4487 | clean_up(); | |
4488 | statementtype=S_ERROR; | |
4489 | } | |
4490 | ||
4491 | void Statement::chk_execute_refd() | |
4492 | { | |
4493 | Error_Context cntxt(this, "In execute statement"); | |
4494 | switch(execute_refd.value->get_valuetype()){ | |
4495 | case Value::V_REFER: | |
4496 | execute_refd.value->error("A value of a testcase type was expected " | |
4497 | "in the argument instead of a `refers' statement," | |
4498 | " which does not specify any function type"); | |
4499 | return; | |
4500 | case Value::V_TTCN3_NULL: | |
4501 | execute_refd.value->error("A value of a testcase type was expected " | |
4502 | "in the argument instead of a `null' value," | |
4503 | " which does not specify any function type"); | |
4504 | return; | |
4505 | default: | |
4506 | break; | |
4507 | } | |
4508 | Type *t = execute_refd.value->get_expr_governor_last(); | |
4509 | if (!t) goto error; | |
4510 | switch (t->get_typetype()) { | |
4511 | case Type::T_ERROR: | |
4512 | goto error; | |
4513 | case Type::T_TESTCASE: | |
4514 | break; | |
4515 | default: | |
4516 | execute_refd.value->error("A value of type testcase was expected in the " | |
4517 | "argument of `derefers()' instead of `%s'", t->get_typename().c_str()); | |
4518 | goto error; | |
4519 | } | |
4520 | if (my_sb->get_scope_runs_on()) { | |
4521 | execute_refd.value->error("A definition that has `runs on' clause cannot " | |
4522 | "execute testcases"); | |
4523 | goto error; | |
4524 | } else { | |
4525 | ActualParList *parlist = new ActualParList; | |
4526 | Ttcn::FormalParList *fp_list = t->get_fat_parameters(); | |
4527 | bool is_erroneous = fp_list->chk_actual_parlist(execute_refd.t_list1, | |
4528 | parlist); | |
4529 | delete execute_refd.t_list1; | |
4530 | if(is_erroneous) { | |
4531 | delete parlist; | |
4532 | execute_refd.ap_list2 = 0; | |
4533 | goto error; | |
4534 | }else { | |
4535 | parlist->set_fullname(get_fullname()); | |
4536 | parlist->set_my_scope(my_sb); | |
4537 | execute_refd.ap_list2 = parlist; | |
4538 | } | |
4539 | if(execute_refd.timerval) { | |
4540 | execute_refd.timerval->chk_expr_float(Type::EXPECTED_DYNAMIC_VALUE); | |
4541 | Value *t_val = execute_refd.timerval->get_value_refd_last(); | |
4542 | if(t_val->get_valuetype() == Value::V_REAL) { | |
4543 | ttcn3float v_real = t_val->get_val_Real(); | |
4544 | if(v_real < 0.0) { | |
4545 | execute_refd.value->error("The testcase guard " | |
4546 | "timer has negative duration: `%s'", Real2string(v_real).c_str()); | |
4547 | } else if (isSpecialFloatValue(v_real)) { | |
4548 | execute_refd.value->error("The testcase guard " | |
4549 | "timer duration cannot be %s", Real2string(v_real).c_str()); | |
4550 | } | |
4551 | } | |
4552 | } | |
4553 | } | |
4554 | return; | |
4555 | error: | |
4556 | clean_up(); | |
4557 | statementtype=S_ERROR; | |
4558 | } | |
4559 | ||
4560 | Type *Statement::chk_port_ref(Reference *p_ref) | |
4561 | { | |
4562 | if (!my_sb->get_my_def()) | |
4563 | error("Port operation is not allowed in the control part"); | |
4564 | if (!p_ref) return 0; | |
4565 | Common::Assignment *t_ass = p_ref->get_refd_assignment(); | |
4566 | if (!t_ass) return 0; | |
4567 | switch (t_ass->get_asstype()) { | |
4568 | case Common::Assignment::A_PORT: { | |
4569 | ArrayDimensions *t_dims = t_ass->get_Dimensions(); | |
4570 | if (t_dims) t_dims->chk_indices(p_ref, "port", false, | |
4571 | Type::EXPECTED_DYNAMIC_VALUE); | |
4572 | else if (p_ref->get_subrefs()) p_ref->error("Reference to single %s " | |
4573 | "cannot have field or array sub-references", | |
4574 | t_ass->get_description().c_str()); | |
4575 | break; } | |
4576 | case Common::Assignment::A_PAR_PORT: | |
4577 | if (p_ref->get_subrefs()) p_ref->error("Reference to %s cannot have " | |
4578 | "field or array sub-references", t_ass->get_description().c_str()); | |
4579 | break; | |
4580 | default: | |
4581 | p_ref->error("Reference to a port or port parameter was expected " | |
4582 | "instead of %s", t_ass->get_description().c_str()); | |
4583 | return 0; | |
4584 | } | |
4585 | Type *ret_val = t_ass->get_Type(); | |
4586 | if (!ret_val) return 0; | |
4587 | ret_val = ret_val->get_type_refd_last(); | |
4588 | if (ret_val->get_typetype() == Type::T_PORT) return ret_val; | |
4589 | else return 0; | |
4590 | } | |
4591 | ||
4592 | void Statement::chk_to_clause(Type *port_type) | |
4593 | { | |
4594 | if (!port_op.s.toclause) return; | |
4595 | // pointer to the address type | |
4596 | Type *address_type; | |
4597 | if (port_type) { | |
4598 | // the port type is known | |
4599 | address_type = port_type->get_PortBody()->get_address_type(); | |
4600 | } else { | |
4601 | // the port type is unknown | |
4602 | // address is permitted if it is visible from the current module | |
4603 | address_type = my_sb->get_scope_mod()->get_address_type(); | |
4604 | } | |
4605 | Error_Context cntxt(port_op.s.toclause, "In `to' clause"); | |
4606 | if (address_type) { | |
4607 | // detect possible enumerated values (address may be an enumerated type) | |
4608 | address_type->chk_this_value_ref(port_op.s.toclause); | |
4609 | // try to figure out whether the argument is a component reference or | |
4610 | // an SUT address | |
4611 | bool is_address; | |
4612 | Type *t_governor = | |
4613 | port_op.s.toclause->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE); | |
4614 | if (t_governor) is_address = address_type->is_compatible(t_governor, NULL); | |
4615 | else is_address = | |
4616 | port_op.s.toclause->get_expr_returntype(Type::EXPECTED_DYNAMIC_VALUE) | |
4617 | != Type::T_COMPONENT; | |
4618 | if (is_address) { | |
4619 | // the argument is an address value | |
4620 | port_op.s.toclause->set_my_governor(address_type); | |
4621 | address_type->chk_this_value(port_op.s.toclause, 0, | |
4622 | Type::EXPECTED_DYNAMIC_VALUE, INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, | |
4623 | SUB_CHK); | |
4624 | } else { | |
4625 | // the argument is not an address value, treat as a component reference | |
4626 | chk_comp_ref(port_op.s.toclause, true, true); | |
4627 | } | |
4628 | } else { | |
4629 | // usage of address is not allowed | |
4630 | chk_comp_ref(port_op.s.toclause, true, true); | |
4631 | } | |
4632 | } | |
4633 | ||
4634 | void Statement::chk_from_clause(Type *port_type) | |
4635 | { | |
4636 | if (!port_op.r.fromclause && !port_op.r.redirect.sender) return; | |
4637 | // pointer to the address type | |
4638 | Type *address_type; | |
4639 | if (port_type) { | |
4640 | // the port type is known | |
4641 | address_type = port_type->get_PortBody()->get_address_type(); | |
4642 | } else if (port_op.portref) { | |
4643 | // the operation refers to a specific port, but its type is unknown | |
4644 | // address is permitted if it is visible from the current module | |
4645 | address_type = my_sb->get_scope_mod()->get_address_type(); | |
4646 | } else { | |
4647 | // the operation refers to 'any port' | |
4648 | // address is not allowed | |
4649 | address_type = 0; | |
4650 | } | |
4651 | bool sender_redirect_checked = false; | |
4652 | Type *from_clause_type = 0; | |
4653 | if (port_op.r.fromclause) { | |
4654 | // the from clause is present | |
4655 | Error_Context cntxt(port_op.r.fromclause, "In `from' clause"); | |
4656 | from_clause_type = | |
4657 | port_op.r.fromclause->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
4658 | Template *templ_body = port_op.r.fromclause->get_Template(); | |
4659 | if (!from_clause_type) { | |
4660 | // try to detect possible enumerated values | |
4661 | if (address_type) address_type->chk_this_template_ref(templ_body); | |
4662 | else templ_body->set_lowerid_to_ref(); | |
4663 | from_clause_type = | |
4664 | templ_body->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
4665 | } | |
4666 | if (!from_clause_type) { | |
4667 | // trying to determine the type of template in from clause | |
4668 | // based on the sender redirect | |
4669 | from_clause_type = chk_sender_redirect(address_type); | |
4670 | sender_redirect_checked = true; | |
4671 | } | |
4672 | if (!from_clause_type) { | |
4673 | // trying to figure out whether the template is a component reference | |
4674 | // or an SUT address | |
4675 | bool is_compref; | |
4676 | if (templ_body->get_expr_returntype(Type::EXPECTED_TEMPLATE) | |
4677 | == Type::T_COMPONENT) is_compref = true; | |
4678 | else { | |
4679 | switch (templ_body->get_templatetype()) { | |
4680 | case Template::SPECIFIC_VALUE: | |
4681 | // treat 'null' as component reference | |
4682 | if (templ_body->get_specific_value()->get_valuetype() == | |
4683 | Value::V_TTCN3_NULL) is_compref = true; | |
4684 | else is_compref = false; | |
4685 | break; | |
4686 | case Template::ANY_VALUE: | |
4687 | case Template::ANY_OR_OMIT: | |
4688 | // treat generic wildcards ? and * as component references | |
4689 | is_compref = true; | |
4690 | break; | |
4691 | default: | |
4692 | is_compref = false; | |
4693 | } | |
4694 | } | |
4695 | if (is_compref) { | |
4696 | // the argument is a component reference: get a pool type | |
4697 | from_clause_type = Type::get_pooltype(Type::T_COMPONENT); | |
4698 | } else if (address_type) { | |
4699 | // the argument is not a component reference: try the address type | |
4700 | from_clause_type = address_type; | |
4701 | } | |
4702 | } | |
4703 | if (from_clause_type) { | |
4704 | // the type of from clause is known | |
4705 | port_op.r.fromclause->chk(from_clause_type); | |
4706 | if (!address_type | |
4707 | || !address_type->is_compatible(from_clause_type, NULL)) { | |
4708 | // from_clause_type must be a component type | |
4709 | switch (from_clause_type->get_type_refd_last()->get_typetype()) { | |
4710 | case Type::T_ERROR: | |
4711 | // to avoid further errors in sender redirect | |
4712 | from_clause_type = 0; | |
4713 | case Type::T_COMPONENT: | |
4714 | if (templ_body->get_templatetype() == Template::SPECIFIC_VALUE) | |
4715 | chk_comp_ref(templ_body->get_specific_value(), true, true); | |
4716 | break; | |
4717 | default: | |
4718 | port_op.r.fromclause->error("The type of the template should be a " | |
4719 | "component type %sinstead of `%s'", | |
4720 | address_type ? "or the `address' type " : "", | |
4721 | from_clause_type->get_typename().c_str()); | |
4722 | // to avoid further errors in sender redirect | |
4723 | from_clause_type = 0; | |
4724 | } | |
4725 | } | |
4726 | } else { | |
4727 | // the type of from clause is unknown | |
4728 | port_op.r.fromclause->error("Cannot determine the type of the " | |
4729 | "template"); | |
4730 | } | |
4731 | } | |
4732 | if (!sender_redirect_checked) { | |
4733 | Type *sender_redirect_type = chk_sender_redirect(address_type); | |
4734 | if (from_clause_type && sender_redirect_type && | |
4735 | !from_clause_type->is_identical(sender_redirect_type)) { | |
4736 | error("The types in `from' clause and `sender' redirect are not the " | |
4737 | "same: `%s' was expected instead of `%s'", | |
4738 | from_clause_type->get_typename().c_str(), | |
4739 | sender_redirect_type->get_typename().c_str()); | |
4740 | } | |
4741 | } | |
4742 | } | |
4743 | ||
4744 | void Statement::chk_call_body(Type *port_type, Type *signature) | |
4745 | { | |
4746 | bool has_catch_timeout = false; | |
4747 | // setting the flags whether 'catch(timeout)' statements are allowed | |
4748 | for (size_t i = 0; i < port_op.s.call.body->get_nof_ags(); i++) { | |
4749 | AltGuard *t_ag = port_op.s.call.body->get_ag_byIndex(i); | |
4750 | if (t_ag->get_type() != AltGuard::AG_OP) | |
4751 | FATAL_ERROR("Statement::chk_call_body()"); | |
4752 | Statement *t_stmt = t_ag->get_guard_stmt(); | |
4753 | if (t_stmt->statementtype == S_CATCH) { | |
4754 | t_stmt->port_op.r.ctch.in_call = true; | |
4755 | if (port_op.s.call.timer) | |
4756 | t_stmt->port_op.r.ctch.call_has_timer = true; | |
4757 | if (t_stmt->port_op.r.ctch.timeout) has_catch_timeout = true; | |
4758 | } | |
4759 | } | |
4760 | Error_Context cntxt(this, "In response and exception handling part"); | |
4761 | port_op.s.call.body->set_my_laic_stmt(port_op.s.call.body, 0); | |
4762 | port_op.s.call.body->set_my_ags(port_op.s.call.body); | |
4763 | port_op.s.call.body->chk(); | |
4764 | if (port_type) { | |
4765 | // checking whether getreply/catch operations refer to the same port | |
4766 | // and same signature as the call operation | |
4767 | for (size_t i = 0; i < port_op.s.call.body->get_nof_ags(); i++) { | |
4768 | AltGuard *t_ag = port_op.s.call.body->get_ag_byIndex(i); | |
4769 | if (t_ag->get_type() != AltGuard::AG_OP) | |
4770 | FATAL_ERROR("Statement::chk_call_body()"); | |
4771 | Statement *t_stmt = t_ag->get_guard_stmt(); | |
4772 | if (t_stmt->statementtype == S_ERROR) continue; | |
4773 | // checking port reference | |
4774 | if (!t_stmt->port_op.portref) { | |
4775 | t_stmt->error("The `%s' operation must refer to the same port as " | |
4776 | "the previous `call' statement: `%s' was expected instead of " | |
4777 | "`any port'", t_stmt->get_stmt_name(), | |
4778 | port_op.portref->get_id()->get_dispname().c_str()); | |
4779 | } else if (*port_op.portref->get_id() != | |
4780 | *t_stmt->port_op.portref->get_id()) { | |
4781 | t_stmt->port_op.portref->error("The `%s' operation refers to a " | |
4782 | "different port than the previous `call' statement: `%s' was " | |
4783 | "expected instead of `%s'", t_stmt->get_stmt_name(), | |
4784 | port_op.portref->get_id()->get_dispname().c_str(), | |
4785 | t_stmt->port_op.portref->get_id()->get_dispname().c_str()); | |
4786 | } | |
4787 | // checking the signature | |
4788 | switch (t_stmt->statementtype) { | |
4789 | case S_GETREPLY: | |
4790 | if (t_stmt->port_op.r.rcvpar) { | |
4791 | Type *t_sig = t_stmt->port_op.r.rcvpar | |
4792 | ->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE); | |
4793 | if (!signature->is_compatible(t_sig, NULL)) | |
4794 | t_stmt->port_op.r.rcvpar->error("The `getreply' operation refers " | |
4795 | "to a different signature than the previous `call' statement: " | |
4796 | "`%s' was expected instead of `%s'", | |
4797 | signature->get_typename().c_str(), | |
4798 | t_sig->get_typename().c_str()); | |
4799 | } | |
4800 | break; | |
4801 | case S_CATCH: | |
4802 | if (t_stmt->port_op.r.ctch.signature | |
4803 | && !signature->is_compatible(t_stmt->port_op.r.ctch.signature, NULL)) | |
4804 | t_stmt->port_op.r.ctch.signature_ref->error("The `catch' " | |
4805 | "operation refers to a different signature than the previous " | |
4806 | "`call' statement: `%s' was expected instead of `%s'", | |
4807 | signature->get_typename().c_str(), | |
4808 | t_stmt->port_op.r.ctch.signature->get_typename().c_str()); | |
4809 | break; | |
4810 | default: | |
4811 | FATAL_ERROR("Statement::chk_call_body()"); | |
4812 | } | |
4813 | } | |
4814 | } | |
4815 | if (port_op.s.call.timer && !has_catch_timeout) | |
4816 | warning("The call operation has a timer, but the timeout exception is " | |
4817 | "not caught"); | |
4818 | } | |
4819 | ||
4820 | Type *Statement::get_outgoing_type(TemplateInstance *p_ti) | |
4821 | { | |
4822 | // first analyze the template instance as is | |
4823 | Type *ret_val = p_ti->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
4824 | // return if this step was successful | |
4825 | if (ret_val) return ret_val; | |
4826 | // try to convert the undef identifier in the template instance to | |
4827 | // a reference because it cannot be an enum value anymore | |
4828 | Template *t_templ = p_ti->get_Template(); | |
4829 | t_templ->set_lowerid_to_ref(); | |
4830 | return t_templ->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
4831 | } | |
4832 | ||
4833 | Type *Statement::get_incoming_type(TemplateInstance *p_ti, | |
4834 | Reference *p_val_redir, bool& p_val_redir_checked) | |
4835 | { | |
4836 | // first analyze the template instance | |
4837 | Type *ret_val = p_ti->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
4838 | // return if this step was successful | |
4839 | if (ret_val) return ret_val; | |
4840 | // use the variable in value redirect in the next step | |
4841 | ret_val = chk_value_redirect(p_val_redir, 0); | |
4842 | p_val_redir_checked = true; | |
4843 | // return if this step was successful | |
4844 | if (ret_val) return ret_val; | |
4845 | // finally try to convert the undef identifier in the template instance to | |
4846 | // a reference because it cannot be an enum value anymore | |
4847 | Template *t_templ = p_ti->get_Template(); | |
4848 | t_templ->set_lowerid_to_ref(); | |
4849 | return t_templ->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
4850 | } | |
4851 | ||
4852 | Type *Statement::chk_value_redirect(Reference *p_ref, Type *p_type) | |
4853 | { | |
4854 | if (!p_ref) return NULL; | |
4855 | Error_Context cntxt(p_ref, "In `value' redirect"); | |
4856 | Type *t_var_type = p_ref->chk_variable_ref(); | |
4857 | if (p_type && t_var_type) { | |
4858 | TypeCompatInfo info(my_sb->get_scope_mod(), p_type, t_var_type, true, false); | |
4859 | if (p_ref->get_subrefs()) info.set_str2_elem(p_ref->get_subrefs()->refers_to_string_element()); | |
4860 | TypeChain l_chain; | |
4861 | TypeChain r_chain; | |
4862 | if (!p_type->is_compatible(t_var_type, &info, &l_chain, &r_chain)) { | |
4863 | if (info.is_subtype_error()) { | |
4864 | p_ref->error("%s", info.get_subtype_error().c_str()); | |
4865 | } else | |
4866 | if (!info.is_erroneous()) { | |
4867 | p_ref->error("Type mismatch in value redirect: " | |
4868 | "A variable of type `%s' was expected instead of `%s'", | |
4869 | p_type->get_typename().c_str(), | |
4870 | t_var_type->get_typename().c_str()); | |
4871 | } else { | |
4872 | p_ref->error("%s", info.get_error_str_str().c_str()); | |
4873 | } | |
4874 | } | |
4875 | } | |
4876 | return t_var_type; | |
4877 | } | |
4878 | ||
4879 | Type *Statement::chk_sender_redirect(Type *address_type) | |
4880 | { | |
4881 | if (!port_op.r.redirect.sender) return 0; | |
4882 | Error_Context cntxt(port_op.r.redirect.sender, "In `sender' redirect"); | |
4883 | Type *t_var_type = port_op.r.redirect.sender->chk_variable_ref(); | |
4884 | if (!t_var_type) return 0; | |
4885 | if (!address_type || !address_type->is_identical(t_var_type)) { | |
4886 | // t_var_type must be a component type | |
4887 | switch (t_var_type->get_type_refd_last()->get_typetype()) { | |
4888 | case Type::T_COMPONENT: | |
4889 | break; | |
4890 | case Type::T_ERROR: | |
4891 | return 0; | |
4892 | default: | |
4893 | port_op.r.redirect.sender->error("The type of the variable should be " | |
4894 | "a component type %sinstead of `%s'", | |
4895 | address_type ? "or the `address' type " : "", | |
4896 | t_var_type->get_typename().c_str()); | |
4897 | return 0; | |
4898 | } | |
4899 | } | |
4900 | return t_var_type; | |
4901 | } | |
4902 | ||
4903 | Type *Statement::chk_signature_ref(Reference *p_ref) | |
4904 | { | |
4905 | if (!p_ref) FATAL_ERROR("Statement::chk_signature_ref()"); | |
4906 | Error_Context(p_ref, "In signature"); | |
4907 | Common::Assignment *t_ass = p_ref->get_refd_assignment(); | |
4908 | if (!t_ass) return 0; | |
4909 | if (t_ass->get_asstype() != Common::Assignment::A_TYPE) { | |
4910 | p_ref->error("Reference to a signature was expected instead of %s", | |
4911 | t_ass->get_description().c_str()); | |
4912 | return 0; | |
4913 | } | |
4914 | Type *ret_val = t_ass->get_Type(); | |
4915 | if (!ret_val) return 0; | |
4916 | ret_val = ret_val->get_field_type(p_ref->get_subrefs(), | |
4917 | Type::EXPECTED_DYNAMIC_VALUE); | |
4918 | if (!ret_val) return 0; | |
4919 | ret_val = ret_val->get_type_refd_last(); | |
4920 | switch (ret_val->get_typetype()) { | |
4921 | case Type::T_SIGNATURE: | |
4922 | break; | |
4923 | case Type::T_ERROR: | |
4924 | return 0; | |
4925 | case Type::T_PORT: | |
4926 | p_ref->error("Reference to a signature was expected instead of port type " | |
4927 | "`%s'", ret_val->get_typename().c_str()); | |
4928 | return 0; | |
4929 | default: | |
4930 | p_ref->error("Reference to a signature was expected instead of data type " | |
4931 | "`%s'", ret_val->get_typename().c_str()); | |
4932 | return 0; | |
4933 | } | |
4934 | return ret_val; | |
4935 | } | |
4936 | ||
4937 | void Statement::chk_timer_ref(Reference *p_ref) | |
4938 | { | |
4939 | if (!p_ref) return; | |
4940 | Common::Assignment *t_ass = p_ref->get_refd_assignment(); | |
4941 | if (!t_ass) return; | |
4942 | switch (t_ass->get_asstype()) { | |
4943 | case Common::Assignment::A_TIMER: { | |
4944 | ArrayDimensions *t_dims = t_ass->get_Dimensions(); | |
4945 | if (t_dims) t_dims->chk_indices(p_ref, "timer", false, | |
4946 | Type::EXPECTED_DYNAMIC_VALUE); | |
4947 | else if (p_ref->get_subrefs()) p_ref->error("Reference to single %s " | |
4948 | "cannot have field or array sub-references", | |
4949 | t_ass->get_description().c_str()); | |
4950 | break; } | |
4951 | case Common::Assignment::A_PAR_TIMER: | |
4952 | if (p_ref->get_subrefs()) p_ref->error("Reference to %s cannot have " | |
4953 | "field or array sub-references", t_ass->get_description().c_str()); | |
4954 | break; | |
4955 | default: | |
4956 | p_ref->error("Reference to a timer or timer parameter was expected " | |
4957 | "instead of %s", t_ass->get_description().c_str()); | |
4958 | } | |
4959 | } | |
4960 | ||
4961 | Type *Statement::chk_comp_ref(Value *p_val, bool allow_mtc, bool allow_system, bool is_connecting) | |
4962 | { | |
4963 | if (!my_sb->get_my_def()) | |
4964 | error("Component operation is not allowed in the control part"); | |
4965 | if (!p_val) return 0; | |
4966 | Value *v = p_val->get_value_refd_last(); | |
4967 | switch (v->get_valuetype()) { | |
4968 | case Value::V_ERROR: | |
4969 | return 0; | |
4970 | case Value::V_REFD: | |
4971 | break; | |
4972 | case Value::V_INVOKE: | |
4973 | if(p_val->get_expr_returntype() != Type::T_COMPONENT) | |
4974 | p_val->error("A component reference was expected as return value"); | |
4975 | break; | |
4976 | case Value::V_TTCN3_NULL: | |
4977 | p_val->error("The `null' component reference shall not be used in `%s' operation", get_stmt_name()); | |
4978 | break; | |
4979 | case Value::V_EXPR: | |
4980 | switch (v->get_optype()) { | |
4981 | case Value::OPTYPE_COMP_NULL: | |
4982 | p_val->error("The `null' component reference shall not be used in `%s' operation", get_stmt_name()); | |
4983 | break; | |
4984 | case Value::OPTYPE_COMP_MTC: | |
4985 | if (!allow_mtc) | |
4986 | p_val->error("The `mtc' component reference shall not be used in `%s' operation", get_stmt_name()); | |
4987 | break; | |
4988 | case Value::OPTYPE_COMP_SYSTEM: | |
4989 | if (!allow_system) | |
4990 | p_val->error("The `system' component reference shall not be used in `%s' operation", get_stmt_name()); | |
4991 | break; | |
4992 | case Value::OPTYPE_COMP_SELF: | |
4993 | case Value::OPTYPE_COMP_CREATE: | |
4994 | break; | |
4995 | default: | |
4996 | p_val->error("A component reference was expected as operand"); | |
4997 | return 0; | |
4998 | } | |
4999 | break; | |
5000 | default: | |
5001 | p_val->error("A component reference was expected as operand"); | |
5002 | return 0; | |
5003 | } | |
5004 | Type *ret_val = is_connecting ? p_val->get_component_governor() : | |
5005 | p_val->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE); | |
5006 | if (!ret_val) return 0; | |
5007 | ret_val = ret_val->get_type_refd_last(); | |
5008 | switch (ret_val->get_typetype()) { | |
5009 | case Type::T_ERROR: | |
5010 | return 0; | |
5011 | case Type::T_COMPONENT: | |
5012 | return ret_val; | |
5013 | default: | |
5014 | p_val->error("Type mismatch: The type of the operand should be a " | |
5015 | "component type instead of `%s'", ret_val->get_typename().c_str()); | |
5016 | return 0; | |
5017 | } | |
5018 | } | |
5019 | ||
5020 | Type *Statement::chk_conn_endpoint(Value *p_compref, Reference *p_portref, | |
5021 | bool allow_system) | |
5022 | { | |
5023 | Type *comp_type = chk_comp_ref(p_compref, true, allow_system, true); | |
5024 | if (comp_type) { | |
5025 | ComponentTypeBody *comp_body = comp_type->get_CompBody(); | |
5026 | p_portref->set_base_scope(comp_body); | |
5027 | const Identifier& t_portid = *p_portref->get_id(); | |
5028 | if (!comp_body->has_local_ass_withId(t_portid)) { | |
5029 | p_portref->error("Component type `%s' does not have port with name " | |
5030 | "`%s'", comp_type->get_typename().c_str(), | |
5031 | t_portid.get_dispname().c_str()); | |
5032 | return 0; | |
5033 | } | |
5034 | Common::Assignment *t_ass = comp_body->get_local_ass_byId(t_portid); | |
5035 | if (t_ass->get_asstype() != Common::Assignment::A_PORT) { | |
5036 | p_portref->error("Definition `%s' in component type `%s' is a %s and " | |
5037 | "not a port", t_portid.get_dispname().c_str(), | |
5038 | comp_type->get_typename().c_str(), t_ass->get_assname()); | |
5039 | return 0; | |
5040 | } | |
5041 | ArrayDimensions *t_dims = t_ass->get_Dimensions(); | |
5042 | if (t_dims) t_dims->chk_indices(p_portref, "port", false, | |
5043 | Type::EXPECTED_DYNAMIC_VALUE); | |
5044 | else if (p_portref->get_subrefs()) { | |
5045 | p_portref->error("Port `%s' is not an array. The " | |
5046 | "reference cannot have array indices", | |
5047 | t_portid.get_dispname().c_str()); | |
5048 | } | |
5049 | Type *port_type = t_ass->get_Type(); | |
5050 | if (port_type) { | |
5051 | // check whether the external interface is provided by another port type | |
5052 | PortTypeBody *port_body = port_type->get_PortBody(); | |
5053 | if (port_body->get_type() == PortTypeBody::PT_USER) { | |
5054 | Type *provider_type = port_body->get_provider_type(); | |
5055 | if (provider_type) port_type = provider_type; | |
5056 | } | |
5057 | } | |
5058 | return port_type; | |
5059 | } else { | |
5060 | // the component type cannot be determined | |
5061 | FieldOrArrayRefs *t_subrefs = p_portref->get_subrefs(); | |
5062 | if (t_subrefs) { | |
5063 | // check the array indices: they should be integers | |
5064 | for (size_t i = 0; i < t_subrefs->get_nof_refs(); i++) { | |
5065 | t_subrefs->get_ref(i)->get_val() | |
5066 | ->chk_expr_int(Type::EXPECTED_DYNAMIC_VALUE); | |
5067 | } | |
5068 | } | |
5069 | return 0; | |
5070 | } | |
5071 | } | |
5072 | ||
5073 | void Statement::set_code_section( | |
5074 | GovernedSimple::code_section_t p_code_section) | |
5075 | { | |
5076 | switch(statementtype) { | |
5077 | case S_ERROR: | |
5078 | case S_DEF: | |
5079 | case S_LABEL: | |
5080 | case S_GOTO: | |
5081 | case S_BREAK: | |
5082 | case S_CONTINUE: | |
5083 | case S_STOP_EXEC: | |
5084 | case S_REPEAT: | |
5085 | break; | |
5086 | case S_ASSIGNMENT: | |
5087 | ass->set_code_section(p_code_section); | |
5088 | break; | |
5089 | case S_FUNCTION_INSTANCE: | |
5090 | case S_ALTSTEP_INSTANCE: | |
5091 | case S_ACTIVATE: | |
5092 | ref_pard->set_code_section(p_code_section); | |
5093 | break; | |
5094 | case S_BLOCK: | |
5095 | block->set_code_section(p_code_section); | |
5096 | break; | |
5097 | case S_LOG: | |
5098 | case S_ACTION: | |
5099 | case S_STOP_TESTCASE: | |
5100 | if (logargs) logargs->set_code_section(p_code_section); | |
5101 | break; | |
5102 | case S_IF: | |
5103 | if_stmt.ics->set_code_section(p_code_section); | |
5104 | if (if_stmt.elseblock) | |
5105 | if_stmt.elseblock->set_code_section(p_code_section); | |
5106 | break; | |
5107 | case S_FOR: | |
5108 | if (!loop.for_stmt.varinst) | |
5109 | loop.for_stmt.init_ass->set_code_section(p_code_section); | |
5110 | loop.for_stmt.finalexpr->set_code_section(p_code_section); | |
5111 | loop.for_stmt.step->set_code_section(p_code_section); | |
5112 | loop.block->set_code_section(p_code_section); | |
5113 | break; | |
5114 | case S_WHILE: | |
5115 | case S_DOWHILE: | |
5116 | loop.expr->set_code_section(p_code_section); | |
5117 | loop.block->set_code_section(p_code_section); | |
5118 | break; | |
5119 | case S_SELECT: | |
5120 | select.expr->set_code_section(p_code_section); | |
5121 | select.scs->set_code_section(p_code_section); | |
5122 | break; | |
5123 | case S_ALT: | |
5124 | case S_INTERLEAVE: | |
5125 | ags->set_code_section(p_code_section); | |
5126 | break; | |
5127 | case S_RETURN: | |
5128 | if (returnexpr.v) returnexpr.v->set_code_section(p_code_section); | |
5129 | if (returnexpr.t) returnexpr.t->set_code_section(p_code_section); | |
5130 | break; | |
5131 | case S_DEACTIVATE: | |
5132 | if (deactivate) deactivate->set_code_section(p_code_section); | |
5133 | break; | |
5134 | case S_SEND: | |
5135 | port_op.portref->set_code_section(p_code_section); | |
5136 | port_op.s.sendpar->set_code_section(p_code_section); | |
5137 | if (port_op.s.toclause) | |
5138 | port_op.s.toclause->set_code_section(p_code_section); | |
5139 | break; | |
5140 | case S_CALL: | |
5141 | port_op.portref->set_code_section(p_code_section); | |
5142 | port_op.s.sendpar->set_code_section(p_code_section); | |
5143 | if (port_op.s.toclause) | |
5144 | port_op.s.toclause->set_code_section(p_code_section); | |
5145 | if (port_op.s.call.timer) | |
5146 | port_op.s.call.timer->set_code_section(p_code_section); | |
5147 | if (port_op.s.call.body) | |
5148 | port_op.s.call.body->set_code_section(p_code_section); | |
5149 | break; | |
5150 | case S_REPLY: | |
5151 | port_op.portref->set_code_section(p_code_section); | |
5152 | port_op.s.sendpar->set_code_section(p_code_section); | |
5153 | if (port_op.s.replyval) | |
5154 | port_op.s.replyval->set_code_section(p_code_section); | |
5155 | if (port_op.s.toclause) | |
5156 | port_op.s.toclause->set_code_section(p_code_section); | |
5157 | break; | |
5158 | case S_RAISE: | |
5159 | port_op.portref->set_code_section(p_code_section); | |
5160 | port_op.s.sendpar->set_code_section(p_code_section); | |
5161 | if (port_op.s.toclause) | |
5162 | port_op.s.toclause->set_code_section(p_code_section); | |
5163 | break; | |
5164 | case S_RECEIVE: | |
5165 | case S_CHECK_RECEIVE: | |
5166 | case S_TRIGGER: | |
5167 | if (port_op.portref) port_op.portref->set_code_section(p_code_section); | |
5168 | if (port_op.r.rcvpar) port_op.r.rcvpar->set_code_section(p_code_section); | |
5169 | if (port_op.r.fromclause) | |
5170 | port_op.r.fromclause->set_code_section(p_code_section); | |
5171 | if (port_op.r.redirect.value) | |
5172 | port_op.r.redirect.value->set_code_section(p_code_section); | |
5173 | if (port_op.r.redirect.sender) | |
5174 | port_op.r.redirect.sender->set_code_section(p_code_section); | |
5175 | break; | |
5176 | case S_GETCALL: | |
5177 | case S_CHECK_GETCALL: | |
5178 | if (port_op.portref) port_op.portref->set_code_section(p_code_section); | |
5179 | if (port_op.r.rcvpar) port_op.r.rcvpar->set_code_section(p_code_section); | |
5180 | if (port_op.r.fromclause) | |
5181 | port_op.r.fromclause->set_code_section(p_code_section); | |
5182 | if (port_op.r.redirect.param) | |
5183 | port_op.r.redirect.param->set_code_section(p_code_section); | |
5184 | if (port_op.r.redirect.sender) | |
5185 | port_op.r.redirect.sender->set_code_section(p_code_section); | |
5186 | break; | |
5187 | case S_GETREPLY: | |
5188 | case S_CHECK_GETREPLY: | |
5189 | if (port_op.portref) port_op.portref->set_code_section(p_code_section); | |
5190 | if (port_op.r.rcvpar) port_op.r.rcvpar->set_code_section(p_code_section); | |
5191 | if (port_op.r.getreply_valuematch) | |
5192 | port_op.r.getreply_valuematch->set_code_section(p_code_section); | |
5193 | if (port_op.r.fromclause) | |
5194 | port_op.r.fromclause->set_code_section(p_code_section); | |
5195 | if (port_op.r.redirect.value) | |
5196 | port_op.r.redirect.value->set_code_section(p_code_section); | |
5197 | if (port_op.r.redirect.param) | |
5198 | port_op.r.redirect.param->set_code_section(p_code_section); | |
5199 | if (port_op.r.redirect.sender) | |
5200 | port_op.r.redirect.sender->set_code_section(p_code_section); | |
5201 | break; | |
5202 | case S_CATCH: | |
5203 | case S_CHECK_CATCH: | |
5204 | if (port_op.portref) port_op.portref->set_code_section(p_code_section); | |
5205 | if (port_op.r.rcvpar) port_op.r.rcvpar->set_code_section(p_code_section); | |
5206 | if (port_op.r.fromclause) | |
5207 | port_op.r.fromclause->set_code_section(p_code_section); | |
5208 | if (port_op.r.redirect.value) | |
5209 | port_op.r.redirect.value->set_code_section(p_code_section); | |
5210 | if (port_op.r.redirect.sender) | |
5211 | port_op.r.redirect.sender->set_code_section(p_code_section); | |
5212 | break; | |
5213 | case S_CHECK: | |
5214 | if (port_op.portref) port_op.portref->set_code_section(p_code_section); | |
5215 | if (port_op.r.fromclause) | |
5216 | port_op.r.fromclause->set_code_section(p_code_section); | |
5217 | if (port_op.r.redirect.sender) | |
5218 | port_op.r.redirect.sender->set_code_section(p_code_section); | |
5219 | break; | |
5220 | case S_CLEAR: | |
5221 | case S_START_PORT: | |
5222 | case S_STOP_PORT: | |
5223 | case S_HALT: | |
5224 | if (port_op.portref) port_op.portref->set_code_section(p_code_section); | |
5225 | break; | |
5226 | case S_START_COMP: | |
5227 | comp_op.compref->set_code_section(p_code_section); | |
5228 | comp_op.funcinstref->set_code_section(p_code_section); | |
5229 | break; | |
5230 | case S_START_COMP_REFD: | |
5231 | comp_op.compref->set_code_section(p_code_section); | |
5232 | comp_op.derefered.value->set_code_section(p_code_section); | |
5233 | break; | |
5234 | case S_STOP_COMP: | |
5235 | case S_KILL: | |
5236 | case S_KILLED: | |
5237 | if (comp_op.compref) comp_op.compref->set_code_section(p_code_section); | |
5238 | break; | |
5239 | case S_DONE: | |
5240 | if (comp_op.compref) { | |
5241 | comp_op.compref->set_code_section(p_code_section); | |
5242 | if (comp_op.donereturn.donematch) | |
5243 | comp_op.donereturn.donematch->set_code_section(p_code_section); | |
5244 | if (comp_op.donereturn.redirect) | |
5245 | comp_op.donereturn.redirect->set_code_section(p_code_section); | |
5246 | } | |
5247 | break; | |
5248 | case S_CONNECT: | |
5249 | case S_MAP: | |
5250 | case S_DISCONNECT: | |
5251 | case S_UNMAP: | |
5252 | config_op.compref1->set_code_section(p_code_section); | |
5253 | config_op.portref1->set_code_section(p_code_section); | |
5254 | config_op.compref2->set_code_section(p_code_section); | |
5255 | config_op.portref2->set_code_section(p_code_section); | |
5256 | break; | |
5257 | case S_START_TIMER: | |
5258 | timer_op.timerref->set_code_section(p_code_section); | |
5259 | if (timer_op.value) timer_op.value->set_code_section(p_code_section); | |
5260 | break; | |
5261 | case S_STOP_TIMER: | |
5262 | case S_TIMEOUT: | |
5263 | if (timer_op.timerref) | |
5264 | timer_op.timerref->set_code_section(p_code_section); | |
5265 | break; | |
5266 | case S_SETVERDICT: | |
5267 | setverdict.verdictval->set_code_section(p_code_section); | |
5268 | if (setverdict.logargs) | |
5269 | setverdict.logargs->set_code_section(p_code_section); | |
5270 | break; | |
5271 | case S_TESTCASE_INSTANCE: | |
5272 | testcase_inst.tcref->set_code_section(p_code_section); | |
5273 | if (testcase_inst.timerval) | |
5274 | testcase_inst.timerval->set_code_section(p_code_section); | |
5275 | break; | |
5276 | case S_TESTCASE_INSTANCE_REFD: | |
5277 | execute_refd.value->set_code_section(p_code_section); | |
5278 | if(execute_refd.timerval) | |
5279 | execute_refd.timerval->set_code_section(p_code_section); | |
5280 | break; | |
5281 | case S_ACTIVATE_REFD: | |
5282 | case S_FUNCTION_INVOKED: | |
5283 | case S_ALTSTEP_INVOKED: | |
5284 | fau_refd.value->set_code_section(p_code_section); | |
5285 | if(fau_refd.ap_list2) | |
5286 | for(size_t i = 0; i < fau_refd.ap_list2->get_nof_pars(); i++) | |
5287 | fau_refd.ap_list2->get_par(i)->set_code_section(p_code_section); | |
5288 | break; | |
5289 | case S_STRING2TTCN: | |
5290 | str2ttcn.val->set_code_section(p_code_section); | |
5291 | str2ttcn.ref->set_code_section(p_code_section); | |
5292 | break; | |
5293 | default: | |
5294 | FATAL_ERROR("Statement::set_code_section()"); | |
5295 | } // switch statementtype | |
5296 | } | |
5297 | ||
5298 | char *Statement::generate_code(char *str) | |
5299 | { | |
5300 | switch (statementtype) { | |
5301 | case S_BLOCK: | |
5302 | case S_IF: | |
5303 | case S_SELECT: | |
5304 | case S_FOR: | |
5305 | case S_WHILE: | |
5306 | case S_DOWHILE: | |
5307 | // conditional and loop statements do not need single location setting | |
5308 | // the embedded expressions, statements have their own locations | |
5309 | break; | |
5310 | default: | |
5311 | str = update_location_object(str); | |
5312 | } | |
5313 | ||
5314 | switch(statementtype) { | |
5315 | case S_DEF: | |
5316 | str=def->generate_code_str(str); | |
5317 | break; | |
5318 | case S_ASSIGNMENT: | |
5319 | str=ass->generate_code(str); | |
5320 | break; | |
5321 | case S_FUNCTION_INSTANCE: | |
5322 | case S_ALTSTEP_INSTANCE: | |
5323 | str=generate_code_funcinst(str); | |
5324 | break; | |
5325 | case S_FUNCTION_INVOKED: | |
5326 | case S_ALTSTEP_INVOKED: | |
5327 | str=generate_code_invoke(str); | |
5328 | break; | |
5329 | case S_BLOCK: | |
5330 | str=generate_code_block(str); | |
5331 | break; | |
5332 | case S_LOG: | |
5333 | str=generate_code_log(str); | |
5334 | break; | |
5335 | case S_LABEL: | |
5336 | str = generate_code_label(str); | |
5337 | break; | |
5338 | case S_GOTO: | |
5339 | str = generate_code_goto(str); | |
5340 | break; | |
5341 | case S_IF: | |
5342 | str=generate_code_if(str); | |
5343 | break; | |
5344 | case S_SELECT: | |
5345 | str=generate_code_select(str); | |
5346 | break; | |
5347 | case S_FOR: | |
5348 | str=generate_code_for(str); | |
5349 | break; | |
5350 | case S_WHILE: | |
5351 | str=generate_code_while(str); | |
5352 | break; | |
5353 | case S_DOWHILE: | |
5354 | str=generate_code_dowhile(str); | |
5355 | break; | |
5356 | case S_BREAK: | |
5357 | str=generate_code_break(str); | |
5358 | break; | |
5359 | case S_CONTINUE: | |
5360 | str=generate_code_continue(str); | |
5361 | break; | |
5362 | case S_STOP_EXEC: | |
5363 | str=mputstr(str, "TTCN_Runtime::stop_execution();\n"); | |
5364 | break; | |
5365 | case S_STOP_TESTCASE: | |
5366 | str=generate_code_testcase_stop(str); | |
5367 | break; | |
5368 | case S_ALT: | |
5369 | str=ags->generate_code_alt(str, *this); | |
5370 | break; | |
5371 | case S_REPEAT: | |
5372 | str=generate_code_repeat(str); | |
5373 | break; | |
5374 | case S_INTERLEAVE: | |
5375 | str=generate_code_interleave(str); | |
5376 | break; | |
5377 | case S_RETURN: | |
5378 | str=generate_code_return(str); | |
5379 | break; | |
5380 | case S_ACTIVATE: | |
5381 | str=generate_code_activate(str); | |
5382 | break; | |
5383 | case S_ACTIVATE_REFD: | |
5384 | str=generate_code_activate_refd(str); | |
5385 | break; | |
5386 | case S_DEACTIVATE: | |
5387 | str=generate_code_deactivate(str); | |
5388 | break; | |
5389 | case S_SEND: | |
5390 | str = generate_code_send(str); | |
5391 | break; | |
5392 | case S_CALL: | |
5393 | str = generate_code_call(str); | |
5394 | break; | |
5395 | case S_REPLY: | |
5396 | str = generate_code_reply(str); | |
5397 | break; | |
5398 | case S_RAISE: | |
5399 | str = generate_code_raise(str); | |
5400 | break; | |
5401 | case S_RECEIVE: | |
5402 | case S_TRIGGER: | |
5403 | case S_GETCALL: | |
5404 | case S_GETREPLY: | |
5405 | case S_CATCH: | |
5406 | case S_CHECK: | |
5407 | case S_CHECK_RECEIVE: | |
5408 | case S_CHECK_GETCALL: | |
5409 | case S_CHECK_GETREPLY: | |
5410 | case S_CHECK_CATCH: | |
5411 | case S_TIMEOUT: | |
5412 | case S_DONE: | |
5413 | case S_KILLED: | |
5414 | str = generate_code_standalone(str); | |
5415 | break; | |
5416 | case S_CLEAR: | |
5417 | str=generate_code_portop(str, "clear"); | |
5418 | break; | |
5419 | case S_START_PORT: | |
5420 | str=generate_code_portop(str, "start"); | |
5421 | break; | |
5422 | case S_STOP_PORT: | |
5423 | str=generate_code_portop(str, "stop"); | |
5424 | break; | |
5425 | case S_HALT: | |
5426 | str=generate_code_portop(str, "halt"); | |
5427 | break; | |
5428 | case S_START_COMP: | |
5429 | str=generate_code_startcomp(str); | |
5430 | break; | |
5431 | case S_START_COMP_REFD: | |
5432 | str=generate_code_startcomp_refd(str); | |
5433 | break; | |
5434 | case S_STOP_COMP: | |
5435 | str = generate_code_compop(str, "stop"); | |
5436 | break; | |
5437 | case S_KILL: | |
5438 | str = generate_code_compop(str, "kill"); | |
5439 | break; | |
5440 | case S_CONNECT: | |
5441 | str = generate_code_configop(str, "connect"); | |
5442 | break; | |
5443 | case S_MAP: | |
5444 | str = generate_code_configop(str, "map"); | |
5445 | break; | |
5446 | case S_DISCONNECT: | |
5447 | str = generate_code_configop(str, "disconnect"); | |
5448 | break; | |
5449 | case S_UNMAP: | |
5450 | str = generate_code_configop(str, "unmap"); | |
5451 | break; | |
5452 | case S_START_TIMER: | |
5453 | str=generate_code_starttimer(str); | |
5454 | break; | |
5455 | case S_STOP_TIMER: | |
5456 | str=generate_code_stoptimer(str); | |
5457 | break; | |
5458 | case S_SETVERDICT: | |
5459 | str=generate_code_setverdict(str); | |
5460 | break; | |
5461 | case S_ACTION: | |
5462 | str=generate_code_action(str); | |
5463 | break; | |
5464 | case S_TESTCASE_INSTANCE: | |
5465 | str=generate_code_testcaseinst(str); | |
5466 | break; | |
5467 | case S_TESTCASE_INSTANCE_REFD: | |
5468 | str=generate_code_execute_refd(str); | |
5469 | break; | |
5470 | case S_STRING2TTCN: | |
5471 | str=generate_code_string2ttcn(str); | |
5472 | break; | |
5473 | default: | |
5474 | FATAL_ERROR("Statement::generate_code()"); | |
5475 | } // switch | |
5476 | return str; | |
5477 | } | |
5478 | ||
5479 | char* Statement::generate_code_string2ttcn(char *str) | |
5480 | { | |
5481 | expression_struct val_expr; | |
5482 | Code::init_expr(&val_expr); | |
5483 | str2ttcn.val->generate_code_expr(&val_expr); | |
5484 | ||
5485 | expression_struct ref_expr; | |
5486 | Code::init_expr(&ref_expr); | |
5487 | str2ttcn.ref->generate_code(&ref_expr); | |
5488 | ||
5489 | str = mputstr(str, val_expr.preamble); | |
5490 | str = mputstr(str, ref_expr.preamble); | |
5491 | ||
5492 | str = mputprintf(str, "string_to_ttcn(%s,%s);\n", val_expr.expr, ref_expr.expr); | |
5493 | ||
5494 | str = mputstr(str, val_expr.postamble); | |
5495 | str = mputstr(str, ref_expr.postamble); | |
5496 | ||
5497 | Code::free_expr(&val_expr); | |
5498 | Code::free_expr(&ref_expr); | |
5499 | ||
5500 | return str; | |
5501 | } | |
5502 | ||
5503 | void Statement::generate_code_expr(expression_struct *expr) | |
5504 | { | |
5505 | switch (statementtype) { | |
5506 | case S_RECEIVE: | |
5507 | generate_code_expr_receive(expr, "receive"); | |
5508 | break; | |
5509 | case S_TRIGGER: | |
5510 | generate_code_expr_receive(expr, "trigger"); | |
5511 | break; | |
5512 | case S_CHECK_RECEIVE: | |
5513 | generate_code_expr_receive(expr, "check_receive"); | |
5514 | break; | |
5515 | case S_GETCALL: | |
5516 | generate_code_expr_getcall(expr, "getcall"); | |
5517 | break; | |
5518 | case S_CHECK_GETCALL: | |
5519 | generate_code_expr_getcall(expr, "check_getcall"); | |
5520 | break; | |
5521 | case S_GETREPLY: | |
5522 | generate_code_expr_getreply(expr, "getreply"); | |
5523 | break; | |
5524 | case S_CHECK_GETREPLY: | |
5525 | generate_code_expr_getreply(expr, "check_getreply"); | |
5526 | break; | |
5527 | case S_CATCH: | |
5528 | case S_CHECK_CATCH: | |
5529 | generate_code_expr_catch(expr); | |
5530 | break; | |
5531 | case S_CHECK: | |
5532 | generate_code_expr_check(expr); | |
5533 | break; | |
5534 | case S_DONE: | |
5535 | generate_code_expr_done(expr); | |
5536 | break; | |
5537 | case S_KILLED: | |
5538 | generate_code_expr_killed(expr); | |
5539 | break; | |
5540 | case S_TIMEOUT: | |
5541 | generate_code_expr_timeout(expr); | |
5542 | break; | |
5543 | default: | |
5544 | FATAL_ERROR("Statement::generate_code_expr()"); | |
5545 | } //switch | |
5546 | } | |
5547 | ||
5548 | void Statement::ilt_generate_code(ILT *ilt) | |
5549 | { | |
5550 | switch (statementtype) { | |
5551 | case S_INTERLEAVE: | |
5552 | ilt_generate_code_interleave(ilt); | |
5553 | return; | |
5554 | case S_ALT: | |
5555 | ilt_generate_code_alt(ilt); | |
5556 | return; | |
5557 | case S_DEF: | |
5558 | ilt_generate_code_def(ilt); | |
5559 | return; | |
5560 | default: | |
5561 | break; | |
5562 | } // switch | |
5563 | if (is_receiving_stmt()) { | |
5564 | ilt_generate_code_receiving(ilt); | |
5565 | return; | |
5566 | } | |
5567 | if (!has_receiving_stmt()) { | |
5568 | char*& str=ilt->get_out_branches(); | |
5569 | str=generate_code(str); | |
5570 | return; | |
5571 | } | |
5572 | switch (statementtype) { | |
5573 | case S_BLOCK: | |
5574 | block->ilt_generate_code(ilt); | |
5575 | break; | |
5576 | case S_IF: | |
5577 | ilt_generate_code_if(ilt); | |
5578 | break; | |
5579 | case S_SELECT: | |
5580 | ilt_generate_code_select(ilt); | |
5581 | break; | |
5582 | case S_CALL: | |
5583 | ilt_generate_code_call(ilt); | |
5584 | break; | |
5585 | case S_FOR: | |
5586 | ilt_generate_code_for(ilt); | |
5587 | break; | |
5588 | case S_WHILE: | |
5589 | ilt_generate_code_while(ilt); | |
5590 | break; | |
5591 | case S_DOWHILE: | |
5592 | ilt_generate_code_dowhile(ilt); | |
5593 | break; | |
5594 | default: | |
5595 | FATAL_ERROR("Statement::ilt_generate_code()"); | |
5596 | } // switch statementtype | |
5597 | } | |
5598 | ||
5599 | char *Statement::generate_code_standalone(char *str) | |
5600 | { | |
5601 | const string& tmplabel = my_sb->get_scope_mod_gen()->get_temporary_id(); | |
5602 | const char *label_str = tmplabel.c_str(); | |
5603 | str = mputprintf(str, "{\n" | |
5604 | "%s:\n", label_str); | |
5605 | expression_struct expr; | |
5606 | Code::init_expr(&expr); | |
5607 | generate_code_expr(&expr); | |
5608 | str = mputstr(str, expr.preamble); | |
5609 | str = mputprintf(str, "alt_status alt_flag = ALT_UNCHECKED, " | |
5610 | "default_flag = ALT_UNCHECKED;\n" | |
5611 | "TTCN_Snapshot::take_new(FALSE);\n" | |
5612 | "for ( ; ; ) {\n" | |
5613 | "if (alt_flag != ALT_NO) {\n" | |
5614 | "alt_flag = %s;\n" | |
5615 | "if (alt_flag == ALT_YES) break;\n", expr.expr); | |
5616 | if (can_repeat()) { | |
5617 | str = mputprintf(str, "else if (alt_flag == ALT_REPEAT) goto %s;\n", | |
5618 | label_str); | |
5619 | } | |
5620 | str = mputprintf(str, "}\n" | |
5621 | "if (default_flag != ALT_NO) {\n" | |
5622 | "default_flag = TTCN_Default::try_altsteps();\n" | |
5623 | "if (default_flag == ALT_YES || default_flag == ALT_BREAK) break;\n" | |
5624 | "else if (default_flag == ALT_REPEAT) goto %s;\n" | |
5625 | "}\n", label_str); | |
5626 | str = update_location_object(str); | |
5627 | str = mputprintf(str, "if (alt_flag == ALT_NO && default_flag == ALT_NO) " | |
5628 | "TTCN_error(\"Stand-alone %s statement failed in file ", get_stmt_name()); | |
5629 | str = Code::translate_string(str, get_filename()); | |
5630 | int first_line = get_first_line(), last_line = get_last_line(); | |
5631 | if (first_line < last_line) str = mputprintf(str, | |
5632 | " between lines %d and %d", first_line, last_line); | |
5633 | else str = mputprintf(str, ", line %d", first_line); | |
5634 | str = mputstr(str, ".\");\n" | |
5635 | "TTCN_Snapshot::take_new(TRUE);\n" | |
5636 | "}\n"); | |
5637 | str = mputstr(str, expr.postamble); | |
5638 | str = mputstr(str, "}\n"); | |
5639 | Code::free_expr(&expr); | |
5640 | return str; | |
5641 | } | |
5642 | ||
5643 | char *Statement::generate_code_funcinst(char *str) | |
5644 | { | |
5645 | expression_struct expr; | |
5646 | Code::init_expr(&expr); | |
5647 | ref_pard->generate_code_const_ref(&expr); | |
5648 | str=Code::merge_free_expr(str, &expr); | |
5649 | return str; | |
5650 | } | |
5651 | ||
5652 | char* Statement::generate_code_invoke(char *str) | |
5653 | { | |
5654 | expression_struct expr; | |
5655 | Code::init_expr(&expr); | |
5656 | Value *last_v = fau_refd.value->get_value_refd_last(); | |
5657 | switch(last_v->get_valuetype()) { | |
5658 | case Value::V_FUNCTION: | |
5659 | case Value::V_ALTSTEP: { | |
5660 | Common::Assignment *t_fat = last_v->get_refd_fat(); | |
5661 | expr.expr = mputprintf(expr.expr, "%s(", | |
5662 | t_fat->get_genname_from_scope(my_sb).c_str()); | |
5663 | fau_refd.ap_list2->generate_code_alias(&expr, t_fat->get_FormalParList(), | |
5664 | t_fat->get_RunsOnType(), false); | |
5665 | break; } | |
5666 | default: { | |
5667 | fau_refd.value->generate_code_expr_mandatory(&expr); | |
5668 | Type *t_governor = fau_refd.value->get_expr_governor_last(); | |
5669 | expr.expr = mputprintf(expr.expr, ".%s(", | |
5670 | t_governor->get_typetype() == Type::T_ALTSTEP ? | |
5671 | "invoke_standalone" : "invoke"); | |
5672 | fau_refd.ap_list2->generate_code_alias(&expr, 0, | |
5673 | t_governor->get_fat_runs_on_type(), | |
5674 | t_governor->get_fat_runs_on_self()); } | |
5675 | } | |
5676 | expr.expr = mputc(expr.expr, ')'); | |
5677 | str=Code::merge_free_expr(str, &expr); | |
5678 | return str; | |
5679 | } | |
5680 | ||
5681 | char *Statement::generate_code_block(char *str) | |
5682 | { | |
5683 | switch (block->get_exception_handling()) { | |
5684 | case StatementBlock::EH_NONE: | |
5685 | break; | |
5686 | case StatementBlock::EH_TRY: | |
5687 | str = mputstr(str, "try "); | |
5688 | break; | |
5689 | case StatementBlock::EH_CATCH: | |
5690 | str = mputstr(str, "catch (const TTCN_Error& ttcn_error) "); | |
5691 | break; | |
5692 | default: | |
5693 | FATAL_ERROR("Statement::generate_code_block()"); | |
5694 | } | |
5695 | if (block->get_nof_stmts() > 0 || block->get_exception_handling()!=StatementBlock::EH_NONE) { | |
5696 | str = mputstr(str, "{\n"); | |
5697 | str = block->generate_code(str); | |
5698 | str = mputstr(str, "}\n"); | |
5699 | } else str = mputstr(str, "/* empty block */;\n"); | |
5700 | return str; | |
5701 | } | |
5702 | ||
5703 | char *Statement::generate_code_log(char *str) | |
5704 | { | |
5705 | if (logargs) { | |
5706 | bool buffered_mode = true; | |
5707 | if (logargs->get_nof_logargs() == 1) { | |
5708 | LogArgument *first_logarg = logargs->get_logarg_byIndex(0); | |
5709 | switch (first_logarg->get_type()) { | |
5710 | case LogArgument::L_STR: | |
5711 | // the argument is a simple string: use non-buffered mode | |
5712 | str = mputstr(str, "TTCN_Logger::log_str(TTCN_USER, \""); | |
5713 | str = Code::translate_string(str, first_logarg->get_str().c_str()); | |
5714 | str = mputstr(str, "\");\n"); | |
5715 | buffered_mode = false; | |
5716 | break; | |
5717 | case LogArgument::L_MACRO: { | |
5718 | Value *t_val = first_logarg->get_val(); | |
5719 | if (t_val->has_single_expr()) { | |
5720 | // the argument is a simple macro call: use non-buffered mode | |
5721 | str = mputprintf(str, "TTCN_Logger::log_str(TTCN_USER, %s);\n", | |
5722 | t_val->get_single_expr().c_str()); | |
5723 | buffered_mode = false; | |
5724 | } } | |
5725 | default: | |
5726 | break; | |
5727 | } | |
5728 | } | |
5729 | if (buffered_mode) { | |
5730 | // the argument is a complicated construct: use buffered mode | |
5731 | str = mputstr(str, "try {\n" | |
5732 | "TTCN_Logger::begin_event(TTCN_USER);\n"); | |
5733 | str = logargs->generate_code(str); | |
5734 | str = mputstr(str, "TTCN_Logger::end_event();\n" | |
5735 | "} catch (...) {\n" | |
5736 | "TTCN_Logger::finish_event();\n" | |
5737 | "throw;\n" | |
5738 | "}\n"); | |
5739 | } | |
5740 | } else { | |
5741 | // the argument is missing | |
5742 | str = mputstr(str, "TTCN_Logger::log_str(TTCN_USER, " | |
5743 | "\"<empty log statement>\");\n"); | |
5744 | } | |
5745 | return str; | |
5746 | } | |
5747 | ||
5748 | char *Statement::generate_code_testcase_stop(char *str) | |
5749 | { | |
5750 | if (logargs) str = generate_code_log(str); | |
5751 | str = mputstr(str, "TTCN_error(\"testcase.stop\");\n"); | |
5752 | return str; | |
5753 | } | |
5754 | ||
5755 | char *Statement::generate_code_label(char *str) | |
5756 | { | |
5757 | if (label.used) { | |
5758 | return mputprintf(str, "%s: /* TTCN-3 label: %s */;\n", | |
5759 | get_clabel().c_str(), label.id->get_dispname().c_str()); | |
5760 | } else { | |
5761 | return mputprintf(str, "/* unused TTCN-3 label: %s */;\n", | |
5762 | label.id->get_dispname().c_str()); | |
5763 | } | |
5764 | } | |
5765 | ||
5766 | char *Statement::generate_code_goto(char *str) | |
5767 | { | |
5768 | if (!go_to.label) FATAL_ERROR("Statement::generate_code_goto()"); | |
5769 | return mputprintf(str, "goto %s; /* TTCN-3 label: %s */\n", | |
5770 | go_to.label->get_clabel().c_str(), go_to.id->get_dispname().c_str()); | |
5771 | return str; | |
5772 | } | |
5773 | ||
5774 | char* Statement::generate_code_if(char *str) | |
5775 | { | |
5776 | size_t blockcount=0; | |
5777 | bool unreach=false, eachfalse=true; | |
5778 | str=if_stmt.ics->generate_code(str, blockcount, unreach, eachfalse); | |
5779 | if(if_stmt.elseblock && !unreach) { | |
5780 | if(!eachfalse) str=mputstr(str, "else "); | |
5781 | eachfalse=false; | |
5782 | str=mputstr(str, "{\n"); | |
5783 | blockcount++; | |
5784 | str=if_stmt.elseblock->generate_code(str); | |
5785 | } | |
5786 | while(blockcount-->0) str=mputstr(str, "}\n"); | |
5787 | if(eachfalse) str=mputstr(str, "/* never occurs */;\n"); | |
5788 | return str; | |
5789 | } | |
5790 | ||
5791 | char* Statement::generate_code_select(char *str) | |
5792 | { | |
5793 | const string& tmp_prefix = my_sb->get_scope_mod_gen()->get_temporary_id(); | |
5794 | char *expr_init=memptystr(); | |
5795 | char *expr_name=select.expr->generate_code_tmp(0, expr_init); | |
5796 | if (expr_init[0]) { // some init code was generated | |
5797 | str = update_location_object(str); | |
5798 | str = mputstr(str, "{\n"); | |
5799 | str = mputstr(str, expr_init); | |
5800 | } | |
5801 | str=select.scs->generate_code(str, tmp_prefix.c_str(), expr_name); | |
5802 | Free(expr_name); | |
5803 | if (expr_init[0]) str=mputstr(str, "}\n"); | |
5804 | Free(expr_init); | |
5805 | return str; | |
5806 | } | |
5807 | ||
5808 | char *Statement::generate_code_for(char *str) | |
5809 | { | |
5810 | /** \todo initial does not have its own location */ | |
5811 | // statements in initial may have side effects | |
5812 | // generate code for them anyway | |
5813 | if (loop.for_stmt.varinst) { | |
5814 | str = mputstr(str, "{\n"); | |
5815 | str = loop.for_stmt.init_varinst->generate_code_str(str); | |
5816 | } else { | |
5817 | str = loop.for_stmt.init_ass->update_location_object(str); | |
5818 | str = loop.for_stmt.init_ass->generate_code(str); | |
5819 | } | |
5820 | // check whether the final expression is constant | |
5821 | bool final_is_true = false, final_is_false = false; | |
5822 | if (!loop.for_stmt.finalexpr->is_unfoldable()) { | |
5823 | if (loop.for_stmt.finalexpr->get_val_bool()) final_is_true = true; | |
5824 | else final_is_false = true; | |
5825 | } | |
5826 | if (final_is_false) str = mputstr(str, "/* never occurs */;\n"); | |
5827 | else { | |
5828 | if (loop.has_cnt) | |
5829 | loop.label_next = | |
5830 | new string(my_sb->get_scope_mod_gen()->get_temporary_id()); | |
5831 | str = update_location_object(str); | |
5832 | str = mputstr(str, "for ( ; ; ) {\n"); | |
5833 | // do not generate the exit condition for infinite loops | |
5834 | if (!final_is_true) { | |
5835 | str = loop.for_stmt.finalexpr->update_location_object(str); | |
5836 | size_t blockcount = 0; | |
5837 | str = loop.for_stmt.finalexpr->generate_code_tmp(str, "if (!", | |
5838 | blockcount); | |
5839 | str = mputstr(str, ") break;\n"); | |
5840 | while (blockcount-- > 0) str = mputstr(str, "}\n"); | |
5841 | } | |
5842 | if (loop.label_next) str = mputstr(str, "{\n"); | |
5843 | str = loop.block->generate_code(str); | |
5844 | if (loop.label_next) | |
5845 | str = mputprintf(str, "}\n" | |
5846 | "%s:\n", loop.label_next->c_str()); | |
5847 | str = loop.for_stmt.step->update_location_object(str); | |
5848 | str = loop.for_stmt.step->generate_code(str); | |
5849 | str = mputstr(str, "}\n"); | |
5850 | } | |
5851 | if (loop.for_stmt.varinst) str = mputstr(str, "}\n"); | |
5852 | return str; | |
5853 | } | |
5854 | ||
5855 | char *Statement::generate_code_while(char *str) | |
5856 | { | |
5857 | // check whether the expression is constant | |
5858 | bool condition_always_true = false, condition_always_false = false; | |
5859 | if (!loop.expr->is_unfoldable()) { | |
5860 | if (loop.expr->get_val_bool()) condition_always_true = true; | |
5861 | else condition_always_false = true; | |
5862 | } | |
5863 | if (condition_always_false) str = mputstr(str, "/* never occurs */;\n"); | |
5864 | else { | |
5865 | str = mputstr(str, "for ( ; ; ) {\n"); | |
5866 | if (loop.has_cnt_in_ags) { | |
5867 | loop.label_next = | |
5868 | new string(my_sb->get_scope_mod_gen()->get_temporary_id()); | |
5869 | str = mputprintf(str, "%s:\n", loop.label_next->c_str()); | |
5870 | } | |
5871 | // do not generate the exit condition for infinite loops | |
5872 | if (!condition_always_true) { | |
5873 | str = loop.expr->update_location_object(str); | |
5874 | size_t blockcount = 0; | |
5875 | str = loop.expr->generate_code_tmp(str, "if (!", blockcount); | |
5876 | str = mputstr(str, ") break;\n"); | |
5877 | while(blockcount-- > 0) str = mputstr(str, "}\n"); | |
5878 | } | |
5879 | str = loop.block->generate_code(str); | |
5880 | str = mputstr(str, "}\n"); | |
5881 | } | |
5882 | return str; | |
5883 | } | |
5884 | ||
5885 | char *Statement::generate_code_dowhile(char *str) | |
5886 | { | |
5887 | // check whether the expression is constant | |
5888 | bool expr_is_const = !loop.expr->is_unfoldable(); | |
5889 | bool is_infinite_loop = false; | |
5890 | if (expr_is_const) { | |
5891 | if (loop.expr->get_val_bool()) is_infinite_loop = true; | |
5892 | else loop.iterate_once = true; | |
5893 | } | |
5894 | if (loop.iterate_once && !loop.has_brk && !loop.has_cnt) { | |
5895 | str = mputstr(str, "{\n"); | |
5896 | str = loop.block->generate_code(str); | |
5897 | } else { | |
5898 | str = mputstr(str, "for ( ; ; ) {\n"); | |
5899 | if (loop.has_cnt_in_ags || (!expr_is_const && loop.has_cnt)) | |
5900 | loop.label_next = | |
5901 | new string(my_sb->get_scope_mod_gen()->get_temporary_id()); | |
5902 | if (loop.label_next && is_infinite_loop) | |
5903 | str = mputprintf(str, "%s:\n", loop.label_next->c_str()); | |
5904 | if (loop.label_next && !is_infinite_loop) str = mputstr(str, "{\n"); | |
5905 | str = loop.block->generate_code(str); | |
5906 | // do not generate the exit condition for infinite loops | |
5907 | if (!is_infinite_loop) { | |
5908 | if (loop.label_next) | |
5909 | str = mputprintf(str, "}\n" | |
5910 | "%s:\n", loop.label_next->c_str()); | |
5911 | str = loop.expr->update_location_object(str); | |
5912 | if (loop.iterate_once) str = mputstr(str, "break;\n"); | |
5913 | else { | |
5914 | size_t blockcount = 0; | |
5915 | str = loop.expr->generate_code_tmp(str, "if (!", blockcount); | |
5916 | str = mputstr(str, ") break;\n"); | |
5917 | while (blockcount-- > 0) str = mputstr(str, "}\n"); | |
5918 | } | |
5919 | } | |
5920 | } | |
5921 | str = mputstr(str, "}\n"); | |
5922 | return str; | |
5923 | } | |
5924 | ||
5925 | char *Statement::generate_code_break(char *str) | |
5926 | { | |
5927 | // in altstep (2 (=2nd if branch)) | |
5928 | // in alt and loops - not inside interleave (4) | |
5929 | // in loops without receiving statement embedded in interleave (4) | |
5930 | // in loops with receiving statement embedded in interleave (1) | |
5931 | // in interleave when not embedded in enclosed loop or alt/interleave (4) | |
5932 | // in alt/interleave embedded in interleave (3) | |
5933 | if (brk_cnt.loop_stmt && brk_cnt.loop_stmt->loop.il_label_end) | |
5934 | str=mputprintf(str, "goto %s;\n", | |
5935 | brk_cnt.loop_stmt->loop.il_label_end->c_str()); | |
5936 | else if (brk_cnt.ags && brk_cnt.ags->get_is_altstep()) | |
5937 | str=mputstr(str, "return ALT_BREAK;\n"); | |
5938 | else if (brk_cnt.ags && brk_cnt.ags->get_il_label_end()) | |
5939 | str=mputprintf(str, "goto %s;\n", | |
5940 | brk_cnt.ags->get_il_label_end()->c_str()); | |
5941 | else | |
5942 | str=mputstr(str, "break;\n"); | |
5943 | return str; | |
5944 | } | |
5945 | ||
5946 | char *Statement::generate_code_continue(char *str) | |
5947 | { | |
5948 | // not inside interleave when continue is not inside embedded ags (2 or 1) | |
5949 | // continue is inside ags enclosed in the loop (3) | |
5950 | // in interleave (3, 2 or 1) | |
5951 | if (brk_cnt.loop_stmt != 0) { | |
5952 | if (brk_cnt.loop_stmt->loop.iterate_once && !brk_cnt.ags && | |
5953 | !brk_cnt.loop_stmt->loop.is_ilt) | |
5954 | str=mputstr(str, "break;\n"); | |
5955 | else { | |
5956 | if (!brk_cnt.loop_stmt->loop.label_next) | |
5957 | str=mputstr(str, "continue;\n"); | |
5958 | else | |
5959 | str=mputprintf(str, "goto %s;\n", | |
5960 | brk_cnt.loop_stmt->loop.label_next->c_str()); | |
5961 | } | |
5962 | } else | |
5963 | FATAL_ERROR("Statement::generate_code_continue()"); | |
5964 | return str; | |
5965 | } | |
5966 | ||
5967 | char *Statement::generate_code_repeat(char *str) | |
5968 | { | |
5969 | string *tmplabel=ags->get_label(); | |
5970 | if(!tmplabel) str=mputstr(str, "return ALT_REPEAT;\n"); | |
5971 | else str=mputprintf(str, "goto %s;\n", tmplabel->c_str()); | |
5972 | return str; | |
5973 | } | |
5974 | ||
5975 | char* Statement::generate_code_interleave(char *str) | |
5976 | { | |
5977 | ILT_root ilt(this); | |
5978 | str=ilt.generate_code(str); | |
5979 | return str; | |
5980 | } | |
5981 | ||
5982 | void Statement::ilt_generate_code_interleave(ILT *ilt) | |
5983 | { | |
5984 | const string& mytmpid=ilt->get_my_tmpid(); | |
5985 | bool toplevel=ilt->is_toplevel(); | |
5986 | size_t goto_label_num=toplevel?(size_t)-1:ilt->get_new_label_num(); | |
5987 | char*& out_branches=ilt->get_out_branches(); | |
5988 | out_branches=update_location_object(out_branches); | |
5989 | string state_cond; | |
5990 | if(toplevel) state_cond=""; | |
5991 | else { | |
5992 | char *label_end = mprintf("%s_l%lu", mytmpid.c_str(), | |
5993 | (unsigned long) goto_label_num); | |
5994 | ags->set_il_label_end (label_end); | |
5995 | Free(label_end); | |
5996 | ILT_branch *branch=ilt->get_as_branch(); | |
5997 | size_t state_var=branch->get_my_state_var(); | |
5998 | size_t state_var_val=ilt->get_new_state_var_val(state_var); | |
5999 | state_cond=branch->get_state_cond(); | |
6000 | if(!state_cond.empty()) state_cond+=" && "; | |
6001 | char *s=mprintf("%s_state[%lu]==%lu", mytmpid.c_str(), | |
6002 | (unsigned long) state_var, (unsigned long) state_var_val); | |
6003 | state_cond+=s; | |
6004 | Free(s); | |
6005 | out_branches=mputprintf(out_branches, "%s_state[%lu]=%lu;\n", | |
6006 | mytmpid.c_str(), | |
6007 | (unsigned long) state_var, (unsigned long) state_var_val); | |
6008 | } | |
6009 | for(size_t i=0; i<ags->get_nof_ags(); i++) { | |
6010 | AltGuard *ag=ags->get_ag_byIndex(i); | |
6011 | if(ag->get_type()!=AltGuard::AG_OP) | |
6012 | FATAL_ERROR("Statement::ilt_generate_code_interleave()"); | |
6013 | size_t state_var=ilt->get_new_state_var(toplevel); | |
6014 | size_t state_var_val=ilt->get_new_state_var_val(state_var); | |
6015 | ilt->add_branch(new ILT_branch(ILT_branch::BT_IL, ag, state_cond, | |
6016 | state_var, state_var_val, | |
6017 | goto_label_num)); | |
6018 | if(!toplevel) | |
6019 | out_branches=mputprintf(out_branches, "%s_state[%lu]=%lu;\n", | |
6020 | mytmpid.c_str(), | |
6021 | (unsigned long) state_var, (unsigned long) state_var_val); | |
6022 | } // for | |
6023 | if(!toplevel) | |
6024 | out_branches=mputprintf(out_branches, "goto %s;\n" | |
6025 | "%s_l%lu:\n", | |
6026 | mytmpid.c_str(), | |
6027 | mytmpid.c_str(), (unsigned long) goto_label_num); | |
6028 | } | |
6029 | ||
6030 | void Statement::ilt_generate_code_alt(ILT *ilt) | |
6031 | { | |
6032 | const string& mytmpid=ilt->get_my_tmpid(); | |
6033 | size_t goto_label_num=ilt->get_new_label_num(); | |
6034 | char *label_end = mprintf("%s_l%lu", mytmpid.c_str(), | |
6035 | (unsigned long) goto_label_num); | |
6036 | ags->set_il_label_end (label_end); | |
6037 | ILT_branch *branch=ilt->get_as_branch(); | |
6038 | string state_cond=branch->get_state_cond(); | |
6039 | size_t state_var=branch->get_my_state_var(); | |
6040 | size_t state_var_val=ilt->get_new_state_var_val(state_var); | |
6041 | char*& out_branches=ilt->get_out_branches(); | |
6042 | for(size_t i=0; i<ags->get_nof_ags(); i++) { | |
6043 | AltGuard *ag=ags->get_ag_byIndex(i); | |
6044 | if(ag->get_type()!=AltGuard::AG_OP) | |
6045 | FATAL_ERROR("Statement::ilt_generate_code_alt()"); | |
6046 | ilt->add_branch(new ILT_branch(ILT_branch::BT_ALT, ag, state_cond, | |
6047 | state_var, state_var_val, | |
6048 | goto_label_num)); | |
6049 | } // for | |
6050 | out_branches=update_location_object(out_branches); | |
6051 | out_branches=mputprintf(out_branches, "%s_state[%lu]=%lu;\n" | |
6052 | "goto %s;\n" | |
6053 | "%s:\n", | |
6054 | mytmpid.c_str(), (unsigned long) state_var, | |
6055 | (unsigned long) state_var_val, | |
6056 | mytmpid.c_str(), label_end); | |
6057 | Free(label_end); | |
6058 | } | |
6059 | ||
6060 | void Statement::ilt_generate_code_receiving(ILT *ilt) | |
6061 | { | |
6062 | const string& mytmpid=ilt->get_my_tmpid(); | |
6063 | size_t goto_label_num=ilt->get_new_label_num(); | |
6064 | ILT_branch *branch=ilt->get_as_branch(); | |
6065 | string state_cond=branch->get_state_cond(); | |
6066 | size_t state_var=branch->get_my_state_var(); | |
6067 | size_t state_var_val=ilt->get_new_state_var_val(state_var); | |
6068 | char*& out_branches=ilt->get_out_branches(); | |
6069 | ilt->add_branch(new ILT_branch(ILT_branch::BT_RECV, this, state_cond, | |
6070 | state_var, state_var_val, goto_label_num)); | |
6071 | out_branches=update_location_object(out_branches); | |
6072 | out_branches=mputprintf(out_branches, "%s_state[%lu]=%lu;\n" | |
6073 | "goto %s;\n" | |
6074 | "%s_l%lu:\n", | |
6075 | mytmpid.c_str(), (unsigned long) state_var, | |
6076 | (unsigned long) state_var_val, | |
6077 | mytmpid.c_str(), mytmpid.c_str(), | |
6078 | (unsigned long) goto_label_num); | |
6079 | } | |
6080 | ||
6081 | void Statement::ilt_generate_code_def(ILT *ilt) | |
6082 | { | |
6083 | char*& str=ilt->get_out_branches(); | |
6084 | str=update_location_object(str); | |
6085 | { | |
6086 | char *genname=mprintf("%s_d%lu_%s", ilt->get_my_tmpid().c_str(), | |
6087 | (unsigned long) ilt->get_new_tmpnum(), | |
6088 | def->get_id().get_name().c_str()); | |
6089 | def->set_genname(string(genname)); | |
6090 | Free(genname); | |
6091 | } | |
6092 | def->ilt_generate_code(ilt); | |
6093 | } | |
6094 | ||
6095 | void Statement::ilt_generate_code_if(ILT *ilt) | |
6096 | { | |
6097 | char *end_label=mprintf("%s_l%lu", | |
6098 | ilt->get_my_tmpid().c_str(), | |
6099 | (unsigned long) ilt->get_new_label_num()); | |
6100 | bool unreach=false; | |
6101 | if_stmt.ics->ilt_generate_code(ilt, end_label, unreach); | |
6102 | if(if_stmt.elseblock && !unreach) | |
6103 | if_stmt.elseblock->ilt_generate_code(ilt); | |
6104 | char*& str=ilt->get_out_branches(); | |
6105 | str=mputprintf(str, "%s:\n", end_label); | |
6106 | Free(end_label); | |
6107 | } | |
6108 | ||
6109 | void Statement::ilt_generate_code_select(ILT *ilt) | |
6110 | { | |
6111 | char*& str=ilt->get_out_branches(); | |
6112 | str=update_location_object(str); | |
6113 | const string& tmp_prefix = my_sb->get_scope_mod_gen()->get_temporary_id(); | |
6114 | char *expr_init=memptystr(); | |
6115 | char *expr_name=select.expr->generate_code_tmp(0, expr_init); | |
6116 | select.scs->ilt_generate_code(ilt, tmp_prefix.c_str(), | |
6117 | expr_init, expr_name); | |
6118 | Free(expr_name); | |
6119 | Free(expr_init); | |
6120 | } | |
6121 | ||
6122 | void Statement::ilt_generate_code_call(ILT *ilt) | |
6123 | { | |
6124 | char*& str=ilt->get_out_branches(); | |
6125 | str=update_location_object(str); | |
6126 | expression_struct expr; | |
6127 | Code::init_expr(&expr); | |
6128 | port_op.portref->generate_code(&expr); | |
6129 | expr.expr = mputstr(expr.expr, ".call("); | |
6130 | port_op.s.sendpar->generate_code(&expr); | |
6131 | if(port_op.s.toclause) { | |
6132 | expr.expr = mputstr(expr.expr, ", "); | |
6133 | port_op.s.toclause->generate_code_expr(&expr); | |
6134 | } | |
6135 | expr.expr = mputc(expr.expr, ')'); | |
6136 | str = Code::merge_free_expr(str, &expr); | |
6137 | if (port_op.s.call.body) { | |
6138 | str = mputstr(str, "{\n"); // (1) | |
6139 | if (port_op.s.call.timer) { | |
6140 | str = port_op.s.call.timer->update_location_object(str); | |
6141 | str = mputstr(str, "TIMER call_timer;\n"); | |
6142 | Code::init_expr(&expr); | |
6143 | expr.expr = mputstr(expr.expr, "call_timer.start("); | |
6144 | port_op.s.call.timer->generate_code_expr(&expr); | |
6145 | expr.expr = mputc(expr.expr, ')'); | |
6146 | str = Code::merge_free_expr(str, &expr); | |
6147 | } | |
6148 | // the label name is used for prefixing local variables | |
6149 | if(!my_sb) FATAL_ERROR("Statement::generate_code_call()"); | |
6150 | const string& tmplabel = my_sb->get_scope_mod_gen()->get_temporary_id(); | |
6151 | str = port_op.s.call.body->generate_code_call_body(str, *this, tmplabel, | |
6152 | true); | |
6153 | const char *label_str = tmplabel.c_str(); | |
6154 | str=mputprintf(str, "goto %s_end;\n" | |
6155 | "}\n", // (1) | |
6156 | label_str); | |
6157 | port_op.s.call.body->ilt_generate_code_call_body(ilt, label_str); | |
6158 | str=mputprintf(str, "%s_end:\n", label_str); | |
6159 | } | |
6160 | } | |
6161 | ||
6162 | void Statement::ilt_generate_code_for(ILT *ilt) | |
6163 | { | |
6164 | char*& str = ilt->get_out_branches(); | |
6165 | str = update_location_object(str); | |
6166 | // statements in initial may have side effects | |
6167 | // generate code for them anyway | |
6168 | if (loop.for_stmt.varinst) { | |
6169 | char *genname = mprintf("%s_d%lu_", ilt->get_my_tmpid().c_str(), | |
6170 | (unsigned long) ilt->get_new_tmpnum()); | |
6171 | loop.for_stmt.init_varinst->set_genname(string(genname)); | |
6172 | Free(genname); | |
6173 | loop.for_stmt.init_varinst->ilt_generate_code(ilt); | |
6174 | } else str = loop.for_stmt.init_ass->generate_code(str); | |
6175 | // check whether the final expression is constant | |
6176 | bool final_is_true = false, final_is_false = false; | |
6177 | if (!loop.for_stmt.finalexpr->is_unfoldable()) { | |
6178 | if (loop.for_stmt.finalexpr->get_val_bool()) final_is_true = true; | |
6179 | else final_is_false = true; | |
6180 | } | |
6181 | if (final_is_false) str = mputstr(str, "/* never occurs */;\n"); | |
6182 | else { | |
6183 | char *label_prefix = mprintf("%s_l%lu_", ilt->get_my_tmpid().c_str(), | |
6184 | (unsigned long) ilt->get_new_label_num()); | |
6185 | str = mputprintf(str, "%sbegin:\n", label_prefix); | |
6186 | // do not generate the exit condition for infinite loops | |
6187 | if (!final_is_true) { | |
6188 | str = loop.for_stmt.finalexpr->update_location_object(str); | |
6189 | size_t blockcount = 0; | |
6190 | str = loop.for_stmt.finalexpr->generate_code_tmp(str, "if (!", | |
6191 | blockcount); | |
6192 | str = mputprintf(str, ") goto %send;\n", label_prefix); | |
6193 | while (blockcount-- > 0) str = mputstr(str, "}\n"); | |
6194 | } | |
6195 | loop.is_ilt = true; | |
6196 | if (loop.has_brk) { | |
6197 | loop.il_label_end = new string(label_prefix); | |
6198 | *loop.il_label_end += "end"; | |
6199 | } | |
6200 | if (loop.has_cnt) { | |
6201 | loop.label_next = new string(label_prefix); | |
6202 | *loop.label_next += "next"; | |
6203 | } | |
6204 | loop.block->ilt_generate_code(ilt); | |
6205 | if (loop.label_next) | |
6206 | str = mputprintf(str, "%snext:\n", label_prefix); | |
6207 | str = update_location_object(str); | |
6208 | str = loop.for_stmt.step->generate_code(str); | |
6209 | str = mputprintf(str, "goto %sbegin;\n", label_prefix); | |
6210 | if (!final_is_true || loop.has_brk) | |
6211 | str = mputprintf(str, "%send:\n", label_prefix); | |
6212 | Free(label_prefix); | |
6213 | } | |
6214 | } | |
6215 | ||
6216 | void Statement::ilt_generate_code_while(ILT *ilt) | |
6217 | { | |
6218 | char*& str = ilt->get_out_branches(); | |
6219 | // Location need not be set here; the location is set for the expression. | |
6220 | // check whether the expression is constant | |
6221 | bool expr_is_true = false, expr_is_false = false; | |
6222 | if (!loop.expr->is_unfoldable()) { | |
6223 | if (loop.expr->get_val_bool()) expr_is_true = true; | |
6224 | else expr_is_false = true; | |
6225 | } | |
6226 | if (expr_is_false) str = mputstr(str, "/* never occurs */;\n"); | |
6227 | else { | |
6228 | char *label_prefix = mprintf("%s_l%lu_", ilt->get_my_tmpid().c_str(), | |
6229 | (unsigned long) ilt->get_new_label_num()); | |
6230 | str = mputprintf(str, "%sbegin:\n", label_prefix); | |
6231 | loop.is_ilt = true; | |
6232 | if (loop.has_brk) { | |
6233 | loop.il_label_end = new string(label_prefix); | |
6234 | *loop.il_label_end += "end"; | |
6235 | } | |
6236 | if (loop.has_cnt) { | |
6237 | loop.label_next = new string(label_prefix); | |
6238 | *loop.label_next += "begin"; | |
6239 | } | |
6240 | // do not generate the exit condition for infinite loops | |
6241 | if (!expr_is_true) { | |
6242 | str = loop.expr->update_location_object(str); | |
6243 | size_t blockcount = 0; | |
6244 | str = loop.expr->generate_code_tmp(str, "if (!", blockcount); | |
6245 | str = mputprintf(str, ") goto %send;\n", label_prefix); | |
6246 | while (blockcount-- > 0) str = mputstr(str, "}\n"); | |
6247 | } | |
6248 | loop.block->ilt_generate_code(ilt); | |
6249 | str = update_location_object(str); | |
6250 | str = mputprintf(str, "goto %sbegin;\n", label_prefix); | |
6251 | if (!expr_is_true || loop.has_brk) | |
6252 | str = mputprintf(str, "%send:\n", label_prefix); | |
6253 | Free(label_prefix); | |
6254 | } | |
6255 | } | |
6256 | ||
6257 | void Statement::ilt_generate_code_dowhile(ILT *ilt) | |
6258 | { | |
6259 | char*& str = ilt->get_out_branches(); | |
6260 | // Location need not be set here; there is only a label before the body. | |
6261 | // check whether the expression is constant | |
6262 | bool expr_is_true = false; | |
6263 | if (!loop.expr->is_unfoldable()) { | |
6264 | if (loop.expr->get_val_bool()) expr_is_true = true; | |
6265 | else loop.iterate_once = true; | |
6266 | } | |
6267 | char *label_prefix = 0; | |
6268 | if (!loop.iterate_once || loop.has_brk || loop.has_cnt) | |
6269 | label_prefix = mprintf("%s_l%lu_", ilt->get_my_tmpid().c_str(), | |
6270 | (unsigned long) ilt->get_new_label_num()); | |
6271 | loop.is_ilt = true; | |
6272 | if (loop.has_brk) { | |
6273 | loop.il_label_end = new string(label_prefix); | |
6274 | *loop.il_label_end += "end"; | |
6275 | } | |
6276 | if (loop.has_cnt) | |
6277 | loop.label_next = new string(label_prefix); | |
6278 | if (loop.iterate_once) { | |
6279 | if (loop.label_next) *loop.label_next += "end"; | |
6280 | loop.block->ilt_generate_code(ilt); | |
6281 | } else { | |
6282 | str = mputprintf(str, "%sbegin:\n", label_prefix); | |
6283 | if (loop.label_next) | |
6284 | *loop.label_next += (expr_is_true ? "begin" : "next"); | |
6285 | loop.block->ilt_generate_code(ilt); | |
6286 | if (expr_is_true) str = mputprintf(str, "goto %sbegin;\n", label_prefix); | |
6287 | else { | |
6288 | if (loop.label_next) str = mputprintf(str, "%snext:\n", label_prefix); | |
6289 | str = loop.expr->update_location_object(str); | |
6290 | size_t blockcount = 0; | |
6291 | str = loop.expr->generate_code_tmp(str, "if (", blockcount); | |
6292 | str = mputprintf(str, ") goto %sbegin;\n", label_prefix); | |
6293 | while (blockcount-- > 0) str = mputstr(str, "}\n"); | |
6294 | } | |
6295 | } | |
6296 | if (loop.il_label_end || (loop.iterate_once && loop.label_next)) { | |
6297 | str = mputprintf(str, "%send: ;\n", label_prefix); | |
6298 | } | |
6299 | Free(label_prefix); | |
6300 | } | |
6301 | ||
6302 | char *Statement::generate_code_return(char *str) | |
6303 | { | |
6304 | expression_struct expr; | |
6305 | Code::init_expr(&expr); | |
6306 | expr.expr = mputstr(expr.expr, "return"); | |
6307 | Definition *my_def = my_sb->get_my_def(); | |
6308 | if (returnexpr.v) { | |
6309 | expr.expr = mputc(expr.expr, ' '); | |
6310 | returnexpr.v->generate_code_expr_mandatory(&expr); | |
6311 | } else if (returnexpr.t) { | |
6312 | expr.expr = mputc(expr.expr, ' '); | |
6313 | if (!my_def) FATAL_ERROR("Statement::generate_code_return()"); | |
6314 | Def_Function_Base* dfb = dynamic_cast<Def_Function_Base*>(my_def); | |
6315 | if (!dfb) FATAL_ERROR("Statement::generate_code_return()"); | |
6316 | if (dfb->get_template_restriction() != TR_NONE && | |
6317 | returnexpr.gen_restriction_check) { | |
6318 | returnexpr.t->generate_code_expr(&expr, | |
6319 | dfb->get_template_restriction()); | |
6320 | } else { | |
6321 | returnexpr.t->generate_code_expr(&expr, TR_NONE); | |
6322 | } | |
6323 | } else { | |
6324 | if (my_def && my_def->get_asstype() == Definition::A_ALTSTEP) | |
6325 | expr.expr = mputstr(expr.expr, " ALT_YES"); | |
6326 | // else it's a return with no value: the only case a blank is unneeded | |
6327 | } | |
6328 | return Code::merge_free_expr(str, &expr); | |
6329 | } | |
6330 | ||
6331 | char *Statement::generate_code_activate(char *str) | |
6332 | { | |
6333 | expression_struct expr; | |
6334 | Code::init_expr(&expr); | |
6335 | expr.expr = mputprintf(expr.expr, "%s(", ref_pard->get_refd_assignment() | |
6336 | ->get_genname_from_scope(my_sb, "activate_").c_str()); | |
6337 | ref_pard->get_parlist()->generate_code_noalias(&expr, ref_pard->get_refd_assignment()->get_FormalParList()); | |
6338 | expr.expr = mputc(expr.expr, ')'); | |
6339 | return Code::merge_free_expr(str, &expr); | |
6340 | } | |
6341 | ||
6342 | char *Statement::generate_code_activate_refd(char *str) | |
6343 | { | |
6344 | expression_struct expr; | |
6345 | Code::init_expr(&expr); | |
6346 | Value *last_v = fau_refd.value->get_value_refd_last(); | |
6347 | if (last_v->get_valuetype() == Value::V_ALTSTEP) { | |
6348 | expr.expr = mputprintf(expr.expr, "%s(", last_v->get_refd_fat() | |
6349 | ->get_genname_from_scope(my_sb, "activate_").c_str()); | |
6350 | } else { | |
6351 | fau_refd.value->generate_code_expr_mandatory(&expr); | |
6352 | expr.expr = mputstr(expr.expr, ".activate("); | |
6353 | } | |
6354 | fau_refd.ap_list2->generate_code_noalias(&expr, NULL); | |
6355 | expr.expr = mputc(expr.expr, ')'); | |
6356 | return Code::merge_free_expr(str, &expr); | |
6357 | } | |
6358 | ||
6359 | char *Statement::generate_code_deactivate(char *str) | |
6360 | { | |
6361 | if(!deactivate) str=mputstr(str, "TTCN_Default::deactivate_all();\n"); | |
6362 | else { | |
6363 | expression_struct expr; | |
6364 | Code::init_expr(&expr); | |
6365 | expr.expr=mputstr(expr.expr, "TTCN_Default::deactivate("); | |
6366 | deactivate->generate_code_expr(&expr); | |
6367 | expr.expr=mputstr(expr.expr, ");\n"); | |
6368 | str=Code::merge_free_expr(str, &expr); | |
6369 | } | |
6370 | return str; | |
6371 | } | |
6372 | ||
6373 | char *Statement::generate_code_send(char *str) | |
6374 | { | |
6375 | expression_struct expr; | |
6376 | Code::init_expr(&expr); | |
6377 | port_op.portref->generate_code(&expr); | |
6378 | expr.expr = mputstr(expr.expr, ".send("); | |
6379 | generate_code_expr_sendpar(&expr); | |
6380 | if (port_op.s.toclause) { | |
6381 | expr.expr = mputstr(expr.expr, ", "); | |
6382 | port_op.s.toclause->generate_code_expr(&expr); | |
6383 | } | |
6384 | expr.expr = mputc(expr.expr, ')'); | |
6385 | return Code::merge_free_expr(str, &expr); | |
6386 | } | |
6387 | ||
6388 | char *Statement::generate_code_call(char *str) | |
6389 | { | |
6390 | expression_struct expr; | |
6391 | Code::init_expr(&expr); | |
6392 | port_op.portref->generate_code(&expr); | |
6393 | expr.expr = mputstr(expr.expr, ".call("); | |
6394 | port_op.s.sendpar->generate_code(&expr); | |
6395 | if(port_op.s.toclause) { | |
6396 | expr.expr = mputstr(expr.expr, ", "); | |
6397 | port_op.s.toclause->generate_code_expr(&expr); | |
6398 | } | |
6399 | expr.expr = mputc(expr.expr, ')'); | |
6400 | str = Code::merge_free_expr(str, &expr); | |
6401 | if (port_op.s.call.body) { | |
6402 | str = mputstr(str, "{\n"); | |
6403 | if (port_op.s.call.timer) { | |
6404 | str = port_op.s.call.timer->update_location_object(str); | |
6405 | str = mputstr(str, "TIMER call_timer;\n"); | |
6406 | Code::init_expr(&expr); | |
6407 | expr.expr = mputstr(expr.expr, "call_timer.start("); | |
6408 | port_op.s.call.timer->generate_code_expr(&expr); | |
6409 | expr.expr = mputc(expr.expr, ')'); | |
6410 | str = Code::merge_free_expr(str, &expr); | |
6411 | } | |
6412 | // the label name is used for prefixing local variables | |
6413 | if(!my_sb) FATAL_ERROR("Statement::generate_code_call()"); | |
6414 | str = port_op.s.call.body->generate_code_call_body(str, *this, | |
6415 | my_sb->get_scope_mod_gen()->get_temporary_id(), false); | |
6416 | str=mputstr(str, "}\n"); | |
6417 | } | |
6418 | return str; | |
6419 | } | |
6420 | ||
6421 | char *Statement::generate_code_reply(char *str) | |
6422 | { | |
6423 | expression_struct expr; | |
6424 | Code::init_expr(&expr); | |
6425 | port_op.portref->generate_code(&expr); | |
6426 | expr.expr=mputstr(expr.expr, ".reply("); | |
6427 | port_op.s.sendpar->generate_code(&expr); | |
6428 | if(port_op.s.replyval) { | |
6429 | expr.expr=mputstr(expr.expr, ".set_value_template("); | |
6430 | port_op.s.replyval->generate_code_expr(&expr); | |
6431 | expr.expr=mputc(expr.expr, ')'); | |
6432 | } | |
6433 | if(port_op.s.toclause) { | |
6434 | expr.expr=mputstr(expr.expr, ", "); | |
6435 | port_op.s.toclause->generate_code_expr(&expr); | |
6436 | } | |
6437 | expr.expr=mputc(expr.expr, ')'); | |
6438 | return Code::merge_free_expr(str, &expr); | |
6439 | } | |
6440 | ||
6441 | char *Statement::generate_code_raise(char *str) | |
6442 | { | |
6443 | expression_struct expr; | |
6444 | Code::init_expr(&expr); | |
6445 | port_op.portref->generate_code(&expr); | |
6446 | expr.expr=mputstr(expr.expr, ".raise("); | |
6447 | port_op.s.raise.signature_ref->generate_code(&expr); | |
6448 | expr.expr=mputstr(expr.expr, "_exception("); | |
6449 | generate_code_expr_sendpar(&expr); | |
6450 | expr.expr=mputc(expr.expr, ')'); | |
6451 | if(port_op.s.toclause) { | |
6452 | expr.expr=mputstr(expr.expr, ", "); | |
6453 | port_op.s.toclause->generate_code_expr(&expr); | |
6454 | } | |
6455 | expr.expr=mputc(expr.expr, ')'); | |
6456 | return Code::merge_free_expr(str, &expr); | |
6457 | } | |
6458 | ||
6459 | char *Statement::generate_code_portop(char *str, const char *opname) | |
6460 | { | |
6461 | if (port_op.portref) { | |
6462 | expression_struct expr; | |
6463 | Code::init_expr(&expr); | |
6464 | port_op.portref->generate_code(&expr); | |
6465 | expr.expr=mputprintf(expr.expr, ".%s()", opname); | |
6466 | str=Code::merge_free_expr(str, &expr); | |
6467 | } else { | |
6468 | str = mputprintf(str, "PORT::all_%s();\n", opname); | |
6469 | } | |
6470 | return str; | |
6471 | } | |
6472 | ||
6473 | char *Statement::generate_code_startcomp(char *str) | |
6474 | { | |
6475 | expression_struct expr; | |
6476 | Code::init_expr(&expr); | |
6477 | Common::Assignment *func = comp_op.funcinstref->get_refd_assignment(); | |
6478 | expr.expr = mputprintf(expr.expr, "%s(", | |
6479 | func->get_genname_from_scope(my_sb, "start_").c_str()); | |
6480 | comp_op.compref->generate_code_expr(&expr); | |
6481 | FormalParList *fplist = func->get_FormalParList(); | |
6482 | if (fplist->get_nof_fps() > 0) { | |
6483 | expr.expr = mputstr(expr.expr, ", "); | |
6484 | comp_op.funcinstref->get_parlist()->generate_code_noalias(&expr, fplist); | |
6485 | } | |
6486 | expr.expr = mputc(expr.expr, ')'); | |
6487 | return Code::merge_free_expr(str, &expr); | |
6488 | } | |
6489 | ||
6490 | char *Statement::generate_code_startcomp_refd(char *str) | |
6491 | { | |
6492 | expression_struct expr; | |
6493 | Code::init_expr(&expr); | |
6494 | Value *last_v = comp_op.derefered.value->get_value_refd_last(); | |
6495 | if (last_v->get_valuetype() == Value::V_FUNCTION) { | |
6496 | expr.expr = mputprintf(expr.expr, "%s(", last_v->get_refd_fat() | |
6497 | ->get_genname_from_scope(my_sb, "start_").c_str()); | |
6498 | } else { | |
6499 | comp_op.derefered.value->generate_code_expr_mandatory(&expr); | |
6500 | expr.expr = mputstr(expr.expr, ".start("); | |
6501 | } | |
6502 | comp_op.compref->generate_code_expr(&expr); | |
6503 | if (comp_op.derefered.ap_list2->get_nof_pars() > 0) { | |
6504 | expr.expr = mputstr(expr.expr, ", "); | |
6505 | comp_op.derefered.ap_list2->generate_code_noalias(&expr, NULL); | |
6506 | } | |
6507 | expr.expr = mputc(expr.expr, ')'); | |
6508 | return Code::merge_free_expr(str, &expr); | |
6509 | } | |
6510 | ||
6511 | char *Statement::generate_code_compop(char *str, const char *opname) | |
6512 | { | |
6513 | expression_struct expr; | |
6514 | Code::init_expr(&expr); | |
6515 | if (comp_op.compref) { | |
6516 | Value *v_last = comp_op.compref->get_value_refd_last(); | |
6517 | if (v_last->get_valuetype() == Value::V_REFD) { | |
6518 | // the argument is a simple component reference | |
6519 | v_last->generate_code_expr_mandatory(&expr); | |
6520 | expr.expr = mputprintf(expr.expr, ".%s()", opname); | |
6521 | } else { | |
6522 | bool refers_to_self = false; | |
6523 | if (v_last->get_valuetype() == Value::V_EXPR) { | |
6524 | // the argument is a special component reference (mtc, self, etc.) | |
6525 | switch (v_last->get_optype()) { | |
6526 | case Value::OPTYPE_COMP_MTC: { | |
6527 | Definition *my_def = my_sb->get_my_def(); | |
6528 | if (my_def && my_def->get_asstype() == Definition::A_TESTCASE) | |
6529 | refers_to_self = true; | |
6530 | break; } | |
6531 | case Value::OPTYPE_COMP_SELF: | |
6532 | refers_to_self = true; | |
6533 | default: | |
6534 | break; | |
6535 | } | |
6536 | } | |
6537 | if (refers_to_self) { | |
6538 | expr.expr = mputprintf(expr.expr, "TTCN_Runtime::%s_execution()", | |
6539 | opname); | |
6540 | } else { | |
6541 | expr.expr = mputprintf(expr.expr, "TTCN_Runtime::%s_component(", | |
6542 | opname); | |
6543 | v_last->generate_code_expr(&expr); | |
6544 | expr.expr = mputc(expr.expr, ')'); | |
6545 | } | |
6546 | } | |
6547 | } else { | |
6548 | // the operation refers to all component | |
6549 | expr.expr = mputprintf(expr.expr, | |
6550 | "TTCN_Runtime::%s_component(ALL_COMPREF)", opname); | |
6551 | } | |
6552 | return Code::merge_free_expr(str, &expr); | |
6553 | } | |
6554 | ||
6555 | char *Statement::generate_code_configop(char *str, const char *opname) | |
6556 | { | |
6557 | expression_struct expr; | |
6558 | Code::init_expr(&expr); | |
6559 | expr.expr = mputprintf(expr.expr, "TTCN_Runtime::%s_port(", opname); | |
6560 | config_op.compref1->generate_code_expr(&expr); | |
6561 | expr.expr = mputstr(expr.expr, ", "); | |
6562 | if (config_op.compref1->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE)) { | |
6563 | // the component type is known | |
6564 | // the name of the referred port can be used | |
6565 | config_op.portref1->generate_code_portref(&expr, my_sb); | |
6566 | expr.expr = mputstr(expr.expr, ".get_name()"); | |
6567 | } else { | |
6568 | // the component type is unknown | |
6569 | // a simple string shall be formed from the port name and array indices | |
6570 | generate_code_portref(&expr, config_op.portref1); | |
6571 | } | |
6572 | expr.expr = mputstr(expr.expr, ", "); | |
6573 | config_op.compref2->generate_code_expr(&expr); | |
6574 | expr.expr = mputstr(expr.expr, ", "); | |
6575 | if (config_op.compref2->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE)) { | |
6576 | // the component type is known | |
6577 | // the name of the referred port can be used | |
6578 | config_op.portref2->generate_code_portref(&expr, my_sb); | |
6579 | expr.expr = mputstr(expr.expr, ".get_name()"); | |
6580 | } else { | |
6581 | // the component type is unknown | |
6582 | // a simple string shall be formed from the port name and array indices | |
6583 | generate_code_portref(&expr, config_op.portref2); | |
6584 | } | |
6585 | expr.expr = mputc(expr.expr, ')'); | |
6586 | return Code::merge_free_expr(str, &expr); | |
6587 | } | |
6588 | ||
6589 | char *Statement::generate_code_starttimer(char *str) | |
6590 | { | |
6591 | expression_struct expr; | |
6592 | Code::init_expr(&expr); | |
6593 | timer_op.timerref->generate_code(&expr); | |
6594 | expr.expr=mputstr(expr.expr, ".start("); | |
6595 | if(timer_op.value) timer_op.value->generate_code_expr(&expr); | |
6596 | expr.expr=mputc(expr.expr, ')'); | |
6597 | str=Code::merge_free_expr(str, &expr); | |
6598 | return str; | |
6599 | } | |
6600 | ||
6601 | char *Statement::generate_code_stoptimer(char *str) | |
6602 | { | |
6603 | if(!timer_op.timerref) str=mputstr(str, "TIMER::all_stop();\n"); | |
6604 | else { | |
6605 | expression_struct expr; | |
6606 | Code::init_expr(&expr); | |
6607 | timer_op.timerref->generate_code(&expr); | |
6608 | expr.expr=mputstr(expr.expr, ".stop()"); | |
6609 | str=Code::merge_free_expr(str, &expr); | |
6610 | } | |
6611 | return str; | |
6612 | } | |
6613 | ||
6614 | char *Statement::generate_code_setverdict(char *str) | |
6615 | { | |
6616 | expression_struct expr; | |
6617 | Code::init_expr(&expr); | |
6618 | expr.expr=mputstr(expr.expr, "TTCN_Runtime::setverdict("); | |
6619 | setverdict.verdictval->generate_code_expr(&expr); | |
6620 | if (setverdict.logargs) { | |
6621 | expr.expr=mputc(expr.expr, ','); | |
6622 | expression_struct expr_reason; | |
6623 | Code::init_expr(&expr_reason); | |
6624 | setverdict.logargs->generate_code_expr(&expr_reason); | |
6625 | if (expr_reason.preamble) | |
6626 | expr.preamble = mputprintf(expr.preamble, "%s;\n", | |
6627 | expr_reason.preamble); | |
6628 | if (expr_reason.postamble) | |
6629 | expr.postamble = mputprintf(expr.postamble, "%s;\n", | |
6630 | expr_reason.postamble); | |
6631 | expr.expr = mputprintf(expr.expr, "%s", expr_reason.expr); | |
6632 | Code::free_expr(&expr_reason); | |
6633 | } | |
6634 | expr.expr=mputc(expr.expr, ')'); | |
6635 | str=Code::merge_free_expr(str, &expr); | |
6636 | return str; | |
6637 | } | |
6638 | ||
6639 | char *Statement::generate_code_action(char *str) | |
6640 | { | |
6641 | str=mputstr(str, "TTCN_Runtime::begin_action();\n"); | |
6642 | if(!logargs) str=mputstr(str, "TTCN_Logger::log_event_str" | |
6643 | "(\"<empty action statement>\");\n"); | |
6644 | else str=logargs->generate_code(str); | |
6645 | str=mputstr(str, "TTCN_Runtime::end_action();\n"); | |
6646 | return str; | |
6647 | } | |
6648 | ||
6649 | char *Statement::generate_code_testcaseinst(char *str) | |
6650 | { | |
6651 | expression_struct expr; | |
6652 | Code::init_expr(&expr); | |
6653 | Common::Assignment *testcase = testcase_inst.tcref->get_refd_assignment(); | |
6654 | expr.expr = mputprintf(expr.expr, "%s(", | |
6655 | testcase->get_genname_from_scope(my_sb, "testcase_").c_str()); | |
6656 | ActualParList *t_aplist = testcase_inst.tcref->get_parlist(); | |
6657 | if (t_aplist->get_nof_pars() > 0) { | |
6658 | t_aplist->generate_code_alias(&expr, testcase->get_FormalParList(), | |
6659 | 0, false); | |
6660 | expr.expr = mputstr(expr.expr, ", "); | |
6661 | } | |
6662 | if (testcase_inst.timerval) { | |
6663 | expr.expr = mputstr(expr.expr, "TRUE, "); | |
6664 | testcase_inst.timerval->generate_code_expr(&expr); | |
6665 | expr.expr = mputc(expr.expr, ')'); | |
6666 | } else expr.expr = mputstr(expr.expr, "FALSE, 0.0)"); | |
6667 | return Code::merge_free_expr(str, &expr); | |
6668 | } | |
6669 | ||
6670 | char *Statement::generate_code_execute_refd(char *str) | |
6671 | { | |
6672 | expression_struct expr; | |
6673 | Code::init_expr(&expr); | |
6674 | Value *last_v = fau_refd.value->get_value_refd_last(); | |
6675 | if (last_v->get_valuetype() == Value::V_TESTCASE) { | |
6676 | Common::Assignment *testcase = last_v->get_refd_fat(); | |
6677 | expr.expr = mputprintf(expr.expr, "%s(", | |
6678 | testcase->get_genname_from_scope(my_sb, "testcase_").c_str()); | |
6679 | execute_refd.ap_list2->generate_code_alias(&expr, | |
6680 | testcase->get_FormalParList(), 0, false); | |
6681 | } else { | |
6682 | execute_refd.value->generate_code_expr_mandatory(&expr); | |
6683 | expr.expr = mputstr(expr.expr, ".execute("); | |
6684 | execute_refd.ap_list2->generate_code_alias(&expr, 0, 0, false); | |
6685 | } | |
6686 | if (execute_refd.ap_list2->get_nof_pars() > 0) | |
6687 | expr.expr = mputstr(expr.expr, ", "); | |
6688 | if (execute_refd.timerval) { | |
6689 | expr.expr = mputstr(expr.expr, "TRUE, "); | |
6690 | execute_refd.timerval->generate_code_expr(&expr); | |
6691 | expr.expr = mputc(expr.expr, ')'); | |
6692 | } else expr.expr = mputstr(expr.expr, "FALSE, 0.0)"); | |
6693 | return Code::merge_free_expr(str,&expr); | |
6694 | } | |
6695 | ||
6696 | void Statement::generate_code_expr_receive(expression_struct *expr, | |
6697 | const char *opname) | |
6698 | { | |
6699 | if (port_op.portref) { | |
6700 | // The operation refers to a specific port. | |
6701 | port_op.portref->generate_code(expr); | |
6702 | expr->expr = mputprintf(expr->expr, ".%s(", opname); | |
6703 | if (port_op.r.rcvpar) { | |
6704 | // The receive parameter is present. | |
6705 | if (use_runtime_2 && TypeConv::needs_conv_redir(port_op.r.rcvpar, | |
6706 | port_op.r.redirect.value)) { | |
6707 | // Don't change the first parameter. Otherwise it won't receive | |
6708 | // anything. The only thing we need is a temporary to save the | |
6709 | // result and a conversion at the end. | |
6710 | TypeConv::gen_conv_code_redir(expr, port_op.r.rcvpar, | |
6711 | port_op.r.redirect.value); | |
6712 | } else { | |
6713 | port_op.r.rcvpar->generate_code(expr); | |
6714 | expr->expr = mputstr(expr->expr, ", "); | |
6715 | if (port_op.r.redirect.value) { | |
6716 | // Value redirect is also present. | |
6717 | expr->expr = mputstr(expr->expr, "&("); | |
6718 | port_op.r.redirect.value->generate_code(expr); | |
6719 | expr->expr = mputc(expr->expr, ')'); | |
6720 | } else expr->expr = mputstr(expr->expr, "NULL"); | |
6721 | } | |
6722 | expr->expr = mputstr(expr->expr, ", "); | |
6723 | } | |
6724 | } else { | |
6725 | // the operation refers to any port | |
6726 | expr->expr = mputprintf(expr->expr, "PORT::any_%s(", opname); | |
6727 | } | |
6728 | generate_code_expr_fromclause(expr); | |
6729 | expr->expr = mputstr(expr->expr, ", "); | |
6730 | generate_code_expr_senderredirect(expr); | |
6731 | expr->expr = mputc(expr->expr, ')'); | |
6732 | } | |
6733 | ||
6734 | void Statement::generate_code_expr_getcall(expression_struct *expr, | |
6735 | const char *opname) | |
6736 | { | |
6737 | if (port_op.portref) { | |
6738 | // the operation refers to a specific port | |
6739 | port_op.portref->generate_code(expr); | |
6740 | expr->expr = mputprintf(expr->expr, ".%s(", opname); | |
6741 | if (port_op.r.rcvpar) { | |
6742 | // the signature template is present | |
6743 | port_op.r.rcvpar->generate_code(expr); | |
6744 | expr->expr = mputstr(expr->expr, ", "); | |
6745 | generate_code_expr_fromclause(expr); | |
6746 | // a temporary object is needed for parameter redirect | |
6747 | Type *signature = port_op.r.rcvpar->get_Template()->get_my_governor(); | |
6748 | expr->expr = mputprintf(expr->expr, ", %s_call_redirect(", | |
6749 | signature->get_genname_value(my_sb).c_str()); | |
6750 | if (port_op.r.redirect.param) | |
6751 | port_op.r.redirect.param->generate_code(expr); | |
6752 | expr->expr = mputstr(expr->expr, "), "); | |
6753 | generate_code_expr_senderredirect(expr); | |
6754 | } else { | |
6755 | // the signature parameter is not present | |
6756 | generate_code_expr_fromclause(expr); | |
6757 | expr->expr = mputstr(expr->expr, ", "); | |
6758 | generate_code_expr_senderredirect(expr); | |
6759 | } | |
6760 | } else { | |
6761 | // the operation refers to any port | |
6762 | expr->expr = mputprintf(expr->expr, "PORT::any_%s(", opname); | |
6763 | generate_code_expr_fromclause(expr); | |
6764 | expr->expr = mputstr(expr->expr, ", "); | |
6765 | generate_code_expr_senderredirect(expr); | |
6766 | } | |
6767 | expr->expr=mputc(expr->expr, ')'); | |
6768 | } | |
6769 | ||
6770 | void Statement::generate_code_expr_getreply(expression_struct *expr, | |
6771 | const char *opname) | |
6772 | { | |
6773 | if (port_op.portref) { | |
6774 | // the operation refers to a specific port | |
6775 | port_op.portref->generate_code(expr); | |
6776 | expr->expr = mputprintf(expr->expr, ".%s(", opname); | |
6777 | if (port_op.r.rcvpar) { | |
6778 | // the signature template is present | |
6779 | port_op.r.rcvpar->generate_code(expr); | |
6780 | Type *signature = port_op.r.rcvpar->get_Template()->get_my_governor(); | |
6781 | Type *return_type = | |
6782 | signature->get_type_refd_last()->get_signature_return_type(); | |
6783 | if (return_type) { | |
6784 | expr->expr = mputstr(expr->expr, ".set_value_template("); | |
6785 | if (port_op.r.getreply_valuematch) { | |
6786 | // the value match is also present | |
6787 | port_op.r.getreply_valuematch->generate_code(expr); | |
6788 | } else { | |
6789 | // the value match is not present | |
6790 | // we must substitute it with ? in the signature template | |
6791 | expr->expr = mputprintf(expr->expr, "%s(ANY_VALUE)", | |
6792 | return_type->get_genname_template(my_sb).c_str()); | |
6793 | } | |
6794 | expr->expr = mputc(expr->expr, ')'); | |
6795 | } | |
6796 | expr->expr = mputstr(expr->expr, ", "); | |
6797 | generate_code_expr_fromclause(expr); | |
6798 | // a temporary object is needed for value and parameter redirect | |
6799 | expr->expr = mputprintf(expr->expr, ", %s_reply_redirect(", | |
6800 | signature->get_genname_value(my_sb).c_str()); | |
6801 | if (return_type) { | |
6802 | // the first argument of the constructor must contain | |
6803 | // the value redirect | |
6804 | if (port_op.r.redirect.value) { | |
6805 | expr->expr = mputstr(expr->expr, "&("); | |
6806 | port_op.r.redirect.value->generate_code(expr); | |
6807 | expr->expr = mputc(expr->expr, ')'); | |
6808 | } else expr->expr = mputstr(expr->expr, "NULL"); | |
6809 | if (port_op.r.redirect.param) expr->expr = mputstr(expr->expr, ", "); | |
6810 | } | |
6811 | if (port_op.r.redirect.param) | |
6812 | port_op.r.redirect.param->generate_code(expr); | |
6813 | expr->expr = mputstr(expr->expr, "), "); | |
6814 | generate_code_expr_senderredirect(expr); | |
6815 | } else { | |
6816 | // the signature template is not present | |
6817 | generate_code_expr_fromclause(expr); | |
6818 | expr->expr = mputstr(expr->expr, ", "); | |
6819 | generate_code_expr_senderredirect(expr); | |
6820 | } | |
6821 | } else { | |
6822 | // the operation refers to any port | |
6823 | expr->expr = mputprintf(expr->expr, "PORT::any_%s(", opname); | |
6824 | generate_code_expr_fromclause(expr); | |
6825 | expr->expr = mputstr(expr->expr, ", "); | |
6826 | generate_code_expr_senderredirect(expr); | |
6827 | } | |
6828 | expr->expr = mputc(expr->expr, ')'); | |
6829 | } | |
6830 | ||
6831 | void Statement::generate_code_expr_catch(expression_struct *expr) | |
6832 | { | |
6833 | if (port_op.portref) { | |
6834 | // the operation refers to a specific port | |
6835 | if (port_op.r.ctch.timeout) { | |
6836 | // the operation catches the timeout exception | |
6837 | expr->expr = mputstr(expr->expr, "call_timer.timeout()"); | |
6838 | return; | |
6839 | } | |
6840 | port_op.portref->generate_code(expr); | |
6841 | expr->expr = mputprintf(expr->expr, ".%s(", | |
6842 | statementtype == S_CHECK_CATCH ? "check_catch" : "get_exception"); | |
6843 | if (port_op.r.ctch.signature_ref) { | |
6844 | // the signature reference and the exception template is present | |
6845 | expr->expr = mputprintf(expr->expr, "%s_exception_template(", | |
6846 | port_op.r.ctch.signature->get_genname_value(my_sb).c_str()); | |
6847 | port_op.r.rcvpar->generate_code(expr); | |
6848 | expr->expr = mputstr(expr->expr, ", "); | |
6849 | if (port_op.r.redirect.value) { | |
6850 | // value redirect is also present | |
6851 | expr->expr = mputstr(expr->expr, "&("); | |
6852 | port_op.r.redirect.value->generate_code(expr); | |
6853 | expr->expr = mputc(expr->expr, ')'); | |
6854 | } else expr->expr = mputstr(expr->expr, "NULL"); | |
6855 | expr->expr = mputstr(expr->expr, "), "); | |
6856 | } | |
6857 | } else { | |
6858 | // the operation refers to any port | |
6859 | expr->expr = mputprintf(expr->expr, "PORT::%s(", | |
6860 | statementtype == S_CHECK_CATCH ? "any_check_catch" : "any_catch"); | |
6861 | } | |
6862 | generate_code_expr_fromclause(expr); | |
6863 | expr->expr = mputstr(expr->expr, ", "); | |
6864 | generate_code_expr_senderredirect(expr); | |
6865 | expr->expr = mputc(expr->expr, ')'); | |
6866 | } | |
6867 | ||
6868 | void Statement::generate_code_expr_check(expression_struct *expr) | |
6869 | { | |
6870 | if (port_op.portref) { | |
6871 | // the operation refers to a specific port | |
6872 | port_op.portref->generate_code(expr); | |
6873 | expr->expr = mputstr(expr->expr, ".check"); | |
6874 | } else { | |
6875 | // the operation refers to any port | |
6876 | expr->expr = mputstr(expr->expr, "PORT::any_check"); | |
6877 | } | |
6878 | expr->expr = mputc(expr->expr, '('); | |
6879 | generate_code_expr_fromclause(expr); | |
6880 | expr->expr = mputstr(expr->expr, ", "); | |
6881 | generate_code_expr_senderredirect(expr); | |
6882 | expr->expr = mputc(expr->expr, ')'); | |
6883 | } | |
6884 | ||
6885 | void Statement::generate_code_expr_done(expression_struct *expr) | |
6886 | { | |
6887 | if (comp_op.compref) { | |
6888 | if (comp_op.donereturn.donematch) { | |
6889 | // value returning done | |
6890 | // figure out what type the done() function belongs to | |
6891 | Type *t = comp_op.donereturn.donematch | |
6892 | ->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
6893 | if (!t) FATAL_ERROR("Statement::generate_code_expr_done()"); | |
6894 | while (t->is_ref() && !t->has_done_attribute()) | |
6895 | t = t->get_type_refd(); | |
6896 | if (!t->has_done_attribute()) | |
6897 | FATAL_ERROR("Statement::generate_code_expr_done()"); | |
6898 | // determine whether the done() function is in the same module | |
6899 | Common::Module *t_mod = t->get_my_scope()->get_scope_mod_gen(); | |
6900 | if (t_mod != my_sb->get_scope_mod_gen()) { | |
6901 | expr->expr = mputprintf(expr->expr, "%s::", | |
6902 | t_mod->get_modid().get_name().c_str()); | |
6903 | } | |
6904 | expr->expr = mputstr(expr->expr, "done("); | |
6905 | comp_op.compref->generate_code_expr(expr); | |
6906 | expr->expr = mputstr(expr->expr, ", "); | |
6907 | comp_op.donereturn.donematch->generate_code(expr); | |
6908 | expr->expr = mputstr(expr->expr, ", "); | |
6909 | if (comp_op.donereturn.redirect) { | |
6910 | // value redirect is present | |
6911 | expr->expr = mputstr(expr->expr, "&("); | |
6912 | comp_op.donereturn.redirect->generate_code(expr); | |
6913 | expr->expr = mputc(expr->expr, ')'); | |
6914 | } else { | |
6915 | // value redirect is omitted | |
6916 | expr->expr = mputstr(expr->expr, "NULL"); | |
6917 | } | |
6918 | expr->expr = mputc(expr->expr, ')'); | |
6919 | } else { | |
6920 | // simple done | |
6921 | comp_op.compref->generate_code_expr_mandatory(expr); | |
6922 | expr->expr = mputstr(expr->expr, ".done()"); | |
6923 | } | |
6924 | } else if (comp_op.any_or_all == C_ANY) { | |
6925 | // any component.done | |
6926 | expr->expr = mputstr(expr->expr, | |
6927 | "TTCN_Runtime::component_done(ANY_COMPREF)"); | |
6928 | } else { | |
6929 | // all component.done | |
6930 | expr->expr = mputstr(expr->expr, | |
6931 | "TTCN_Runtime::component_done(ALL_COMPREF)"); | |
6932 | } | |
6933 | } | |
6934 | ||
6935 | void Statement::generate_code_expr_killed(expression_struct *expr) | |
6936 | { | |
6937 | if (comp_op.compref) { | |
6938 | // compref.killed | |
6939 | comp_op.compref->generate_code_expr_mandatory(expr); | |
6940 | expr->expr = mputstr(expr->expr, ".killed()"); | |
6941 | } else if (comp_op.any_or_all == C_ANY) { | |
6942 | // any component.killed | |
6943 | expr->expr = mputstr(expr->expr, | |
6944 | "TTCN_Runtime::component_killed(ANY_COMPREF)"); | |
6945 | } else { | |
6946 | // all component.killed | |
6947 | expr->expr = mputstr(expr->expr, | |
6948 | "TTCN_Runtime::component_killed(ALL_COMPREF)"); | |
6949 | } | |
6950 | } | |
6951 | ||
6952 | void Statement::generate_code_expr_timeout(expression_struct *expr) | |
6953 | { | |
6954 | if (timer_op.timerref) { | |
6955 | timer_op.timerref->generate_code(expr); | |
6956 | expr->expr=mputstr(expr->expr, ".timeout()"); | |
6957 | } else expr->expr = mputstr(expr->expr, "TIMER::any_timeout()"); | |
6958 | } | |
6959 | ||
6960 | void Statement::generate_code_expr_sendpar(expression_struct *expr) | |
6961 | { | |
6962 | Template *templ_body = port_op.s.sendpar->get_Template(); | |
6963 | if (!port_op.s.sendpar->get_DerivedRef() && | |
6964 | templ_body->get_templatetype() == Template::SPECIFIC_VALUE) { | |
6965 | // the send parameter is a value: optimization is possible | |
6966 | Value *t_val = templ_body->get_specific_value(); | |
6967 | bool cast_needed = t_val->explicit_cast_needed(); | |
6968 | if (cast_needed) { | |
6969 | // the ambiguous C++ expression is converted to the value class | |
6970 | expr->expr = mputprintf(expr->expr, "%s(", | |
6971 | t_val->get_my_governor()->get_genname_value(my_sb).c_str()); | |
6972 | } | |
6973 | t_val->generate_code_expr_mandatory(expr); | |
6974 | if (cast_needed) expr->expr = mputc(expr->expr, ')'); | |
6975 | } else { | |
6976 | // the send parameter is a real template: optimization is not possible | |
6977 | port_op.s.sendpar->generate_code(expr); | |
6978 | } | |
6979 | } | |
6980 | ||
6981 | void Statement::generate_code_expr_fromclause(expression_struct *expr) | |
6982 | { | |
6983 | if (port_op.r.fromclause) { | |
6984 | // the from clause is present: trivial case | |
6985 | port_op.r.fromclause->generate_code(expr); | |
6986 | } else if (port_op.r.redirect.sender) { | |
6987 | // from clause is omitted, but sender redirect is present | |
6988 | Type *t_var_type = port_op.r.redirect.sender->chk_variable_ref(); | |
6989 | if (!t_var_type) | |
6990 | FATAL_ERROR("Statement::generate_code_expr_fromclause()"); | |
6991 | if (t_var_type->get_type_refd_last()->get_typetype() == | |
6992 | Type::T_COMPONENT) { | |
6993 | // the variable can store a component reference | |
6994 | expr->expr = mputstr(expr->expr, "any_compref"); | |
6995 | } else { | |
6996 | // the variable can store an address value | |
6997 | expr->expr = mputprintf(expr->expr, "%s(ANY_VALUE)", | |
6998 | t_var_type->get_genname_template(my_sb).c_str()); | |
6999 | } | |
7000 | } else { | |
7001 | // neither from clause nor sender redirect is present | |
7002 | // the operation cannot refer to address type | |
7003 | expr->expr = mputstr(expr->expr, "any_compref"); | |
7004 | } | |
7005 | } | |
7006 | ||
7007 | void Statement::generate_code_expr_senderredirect(expression_struct *expr) | |
7008 | { | |
7009 | if (port_op.r.redirect.sender) { | |
7010 | expr->expr = mputstr(expr->expr, "&("); | |
7011 | port_op.r.redirect.sender->generate_code(expr); | |
7012 | expr->expr = mputc(expr->expr, ')'); | |
7013 | } else expr->expr = mputstr(expr->expr, "NULL"); | |
7014 | } | |
7015 | ||
7016 | void Statement::generate_code_portref(expression_struct *expr, | |
7017 | Reference *p_ref) | |
7018 | { | |
7019 | // make a backup of the current expression | |
7020 | char *expr_backup = expr->expr; | |
7021 | // build the equivalent of p_ref in expr->expr | |
7022 | expr->expr = mprintf("\"%s\"", p_ref->get_id()->get_dispname().c_str()); | |
7023 | FieldOrArrayRefs *t_subrefs = p_ref->get_subrefs(); | |
7024 | if (t_subrefs) { | |
7025 | // array indices are present | |
7026 | for (size_t i = 0; i < t_subrefs->get_nof_refs(); i++) { | |
7027 | FieldOrArrayRef *t_ref = t_subrefs->get_ref(i); | |
7028 | if (t_ref->get_type() != FieldOrArrayRef::ARRAY_REF) | |
7029 | FATAL_ERROR("Statement::generate_code_portref()"); | |
7030 | // transform expr->expr: XXXX -> get_port_name(XXXX, index) | |
7031 | char *tmp = expr->expr; | |
7032 | expr->expr = mcopystr("get_port_name("); | |
7033 | expr->expr = mputstr(expr->expr, tmp); | |
7034 | Free(tmp); | |
7035 | expr->expr = mputstr(expr->expr, ", "); | |
7036 | t_ref->get_val()->generate_code_expr(expr); | |
7037 | expr->expr = mputc(expr->expr, ')'); | |
7038 | } | |
7039 | } | |
7040 | // now expr->expr contains the equivalent of p_ref | |
7041 | // append it to the original expression and restore the result | |
7042 | expr_backup = mputstr(expr_backup, expr->expr); | |
7043 | Free(expr->expr); | |
7044 | expr->expr = expr_backup; | |
7045 | } | |
7046 | ||
7047 | void Statement::set_parent_path(WithAttribPath* p_path) { | |
7048 | switch (statementtype) { | |
7049 | case S_DEF: | |
7050 | def->set_parent_path(p_path); | |
7051 | break; | |
7052 | case S_BLOCK: | |
7053 | block->set_parent_path(p_path); | |
7054 | break; | |
7055 | case S_IF: | |
7056 | if_stmt.ics->set_parent_path(p_path); | |
7057 | if (if_stmt.elseblock) | |
7058 | if_stmt.elseblock->set_parent_path(p_path); | |
7059 | break; | |
7060 | case S_SELECT: | |
7061 | select.scs->set_parent_path(p_path); | |
7062 | break; | |
7063 | case S_FOR: | |
7064 | loop.block->set_parent_path(p_path); | |
7065 | break; | |
7066 | case S_WHILE: | |
7067 | case S_DOWHILE: | |
7068 | loop.block->set_parent_path(p_path); | |
7069 | break; | |
7070 | case S_ASSIGNMENT: | |
7071 | case S_LOG: | |
7072 | case S_ACTION: | |
7073 | case S_LABEL: | |
7074 | case S_GOTO: | |
7075 | case S_ERROR: | |
7076 | case S_BREAK: | |
7077 | case S_CONTINUE: | |
7078 | case S_STOP_EXEC: | |
7079 | case S_STOP_TESTCASE: | |
7080 | case S_REPEAT: | |
7081 | case S_START_UNDEF: | |
7082 | case S_STOP_UNDEF: | |
7083 | case S_UNKNOWN_INSTANCE: | |
7084 | case S_FUNCTION_INSTANCE: | |
7085 | case S_ALTSTEP_INSTANCE: | |
7086 | case S_ACTIVATE: | |
7087 | case S_ALT: | |
7088 | case S_INTERLEAVE: | |
7089 | case S_RETURN: | |
7090 | case S_DEACTIVATE: | |
7091 | case S_SEND: | |
7092 | case S_CALL: | |
7093 | case S_REPLY: | |
7094 | case S_RAISE: | |
7095 | case S_RECEIVE: | |
7096 | case S_CHECK_RECEIVE: | |
7097 | case S_TRIGGER: | |
7098 | case S_GETCALL: | |
7099 | case S_CHECK_GETCALL: | |
7100 | case S_GETREPLY: | |
7101 | case S_CHECK_GETREPLY: | |
7102 | case S_CATCH: | |
7103 | case S_CHECK_CATCH: | |
7104 | case S_CHECK: | |
7105 | case S_CLEAR: | |
7106 | case S_START_PORT: | |
7107 | case S_STOP_PORT: | |
7108 | case S_HALT: | |
7109 | case S_START_COMP: | |
7110 | case S_START_COMP_REFD: | |
7111 | case S_STOP_COMP: | |
7112 | case S_KILL: | |
7113 | case S_KILLED: | |
7114 | case S_DONE: | |
7115 | case S_CONNECT: | |
7116 | case S_MAP: | |
7117 | case S_DISCONNECT: | |
7118 | case S_UNMAP: | |
7119 | case S_START_TIMER: | |
7120 | case S_STOP_TIMER: | |
7121 | case S_TIMEOUT: | |
7122 | case S_SETVERDICT: | |
7123 | case S_TESTCASE_INSTANCE: | |
7124 | case S_TESTCASE_INSTANCE_REFD: | |
7125 | case S_ACTIVATE_REFD: | |
7126 | case S_UNKNOWN_INVOKED: | |
7127 | case S_FUNCTION_INVOKED: | |
7128 | case S_ALTSTEP_INVOKED: | |
7129 | case S_STRING2TTCN: | |
7130 | break; | |
7131 | default: | |
7132 | FATAL_ERROR("Statement::set_parent_path()"); | |
7133 | } | |
7134 | } | |
7135 | ||
7136 | // ================================= | |
7137 | // ===== Assignment | |
7138 | // ================================= | |
7139 | ||
7140 | Assignment::Assignment(Reference *p_ref, Template *p_templ) | |
7141 | : asstype(ASS_UNKNOWN), ref(p_ref), templ(p_templ), self_ref(false), | |
7142 | template_restriction(TR_NONE), gen_restriction_check(false) | |
7143 | { | |
7144 | if(!ref || !templ) FATAL_ERROR("Ttcn::Assignment::Assignment"); | |
7145 | } | |
7146 | ||
7147 | Assignment::Assignment(Reference *p_ref, Value *p_val) | |
7148 | : asstype(ASS_VAR), ref(p_ref), val(p_val), self_ref(false), | |
7149 | template_restriction(TR_NONE), gen_restriction_check(false) | |
7150 | { | |
7151 | if(!ref || !val) FATAL_ERROR("Ttcn::Assignment::Assignment"); | |
7152 | } | |
7153 | ||
7154 | Assignment::~Assignment() | |
7155 | { | |
7156 | switch(asstype) { | |
7157 | case ASS_UNKNOWN: | |
7158 | case ASS_TEMPLATE: | |
7159 | delete ref; | |
7160 | delete templ; | |
7161 | break; | |
7162 | case ASS_VAR: | |
7163 | delete ref; | |
7164 | delete val; | |
7165 | break; | |
7166 | case ASS_ERROR: | |
7167 | break; | |
7168 | default: | |
7169 | FATAL_ERROR("Ttcn::Assignment::~Assignment()"); | |
7170 | } // switch | |
7171 | } | |
7172 | ||
7173 | Assignment *Assignment::clone() const | |
7174 | { | |
7175 | FATAL_ERROR("Assignment::clone"); | |
7176 | } | |
7177 | ||
7178 | void Assignment::set_my_scope(Scope *p_scope) | |
7179 | { | |
7180 | switch(asstype) { | |
7181 | case ASS_UNKNOWN: | |
7182 | case ASS_TEMPLATE: | |
7183 | ref->set_my_scope(p_scope); | |
7184 | templ->set_my_scope(p_scope); | |
7185 | break; | |
7186 | case ASS_VAR: | |
7187 | ref->set_my_scope(p_scope); | |
7188 | val->set_my_scope(p_scope); | |
7189 | break; | |
7190 | case ASS_ERROR: | |
7191 | break; | |
7192 | default: | |
7193 | FATAL_ERROR("Ttcn::Assignment::set_my_scope()"); | |
7194 | } // switch | |
7195 | } | |
7196 | ||
7197 | void Assignment::set_fullname(const string& p_fullname) | |
7198 | { | |
7199 | Node::set_fullname(p_fullname); | |
7200 | switch(asstype) { | |
7201 | case ASS_UNKNOWN: | |
7202 | case ASS_TEMPLATE: | |
7203 | ref->set_fullname(p_fullname); | |
7204 | templ->set_fullname(p_fullname); | |
7205 | break; | |
7206 | case ASS_VAR: | |
7207 | ref->set_fullname(p_fullname); | |
7208 | val->set_fullname(p_fullname); | |
7209 | break; | |
7210 | case ASS_ERROR: | |
7211 | break; | |
7212 | default: | |
7213 | FATAL_ERROR("Ttcn::Assignment::set_fullname()"); | |
7214 | } // switch | |
7215 | } | |
7216 | ||
7217 | void Assignment::dump(unsigned int level) const | |
7218 | { | |
7219 | // warning, ref is not always set (e.g. ASS_ERROR) | |
7220 | switch (asstype) { | |
7221 | case ASS_VAR: | |
7222 | ref->dump(level+1); | |
7223 | val->dump(level+1); | |
7224 | break; | |
7225 | ||
7226 | case ASS_ERROR: | |
7227 | DEBUG(level, "*** ERROR ***"); | |
7228 | break; | |
7229 | ||
7230 | case ASS_UNKNOWN: | |
7231 | DEBUG(level, "*** UNKNOWN ***"); | |
7232 | break; | |
7233 | ||
7234 | case ASS_TEMPLATE: | |
7235 | ref->dump(level+1); | |
7236 | templ->dump(level+1); | |
7237 | break; | |
7238 | } | |
7239 | } | |
7240 | ||
7241 | void Assignment::chk_unknown_ass() | |
7242 | { | |
7243 | Common::Assignment *t_ass = ref->get_refd_assignment(); | |
7244 | if (!t_ass) goto error; | |
7245 | switch (t_ass->get_asstype()) { | |
7246 | case Common::Assignment::A_ERROR: | |
7247 | goto error; | |
7248 | case Common::Assignment::A_PAR_VAL_IN: | |
7249 | t_ass->use_as_lvalue(*ref); | |
7250 | // no break | |
7251 | case Common::Assignment::A_VAR: | |
7252 | case Common::Assignment::A_PAR_VAL_OUT: | |
7253 | case Common::Assignment::A_PAR_VAL_INOUT: | |
7254 | if (templ->is_Value()) { | |
7255 | Value *t_val = templ->get_Value(); | |
7256 | delete templ; | |
7257 | val = t_val; | |
7258 | asstype = ASS_VAR; | |
7259 | chk_var_ass(); | |
7260 | } else { | |
7261 | templ->error("A template body with matching symbols cannot be" | |
7262 | " assigned to a variable"); | |
7263 | goto error; | |
7264 | } | |
7265 | break; | |
7266 | case Common::Assignment::A_PAR_TEMPL_IN: | |
7267 | t_ass->use_as_lvalue(*ref); | |
7268 | // no break | |
7269 | case Common::Assignment::A_VAR_TEMPLATE: { | |
7270 | Type::typetype_t tt = t_ass->get_Type()->get_typetype(); | |
7271 | switch (tt) { | |
7272 | case Type::T_BSTR: | |
7273 | case Type::T_BSTR_A: | |
7274 | case Type::T_HSTR: | |
7275 | case Type::T_OSTR: | |
7276 | case Type::T_CSTR: | |
7277 | case Type::T_USTR: | |
7278 | case Type::T_UTF8STRING: | |
7279 | case Type::T_NUMERICSTRING: | |
7280 | case Type::T_PRINTABLESTRING: | |
7281 | case Type::T_TELETEXSTRING: | |
7282 | case Type::T_VIDEOTEXSTRING: | |
7283 | case Type::T_IA5STRING: | |
7284 | case Type::T_GRAPHICSTRING: | |
7285 | case Type::T_VISIBLESTRING: | |
7286 | case Type::T_GENERALSTRING: | |
7287 | case Type::T_UNIVERSALSTRING: | |
7288 | case Type::T_BMPSTRING: | |
7289 | case Type::T_UTCTIME: | |
7290 | case Type::T_GENERALIZEDTIME: | |
7291 | case Type::T_OBJECTDESCRIPTOR: { | |
7292 | Ttcn::FieldOrArrayRefs *subrefs = ref->get_subrefs(); | |
7293 | if (!subrefs) break; | |
7294 | size_t nof_subrefs = subrefs->get_nof_refs(); | |
7295 | if (nof_subrefs > 0) { | |
7296 | Ttcn::FieldOrArrayRef *last_ref = subrefs | |
7297 | ->get_ref(nof_subrefs - 1); | |
7298 | if (last_ref->get_type() == Ttcn::FieldOrArrayRef::ARRAY_REF) { | |
7299 | if (!templ->is_Value()) { | |
7300 | templ->error("A template body with matching symbols cannot be " | |
7301 | "assigned to an element of a template variable"); | |
7302 | goto error; | |
7303 | } | |
7304 | } | |
7305 | } | |
7306 | break; } | |
7307 | default: | |
7308 | break; | |
7309 | } | |
7310 | } | |
7311 | case Common::Assignment::A_PAR_TEMPL_OUT: | |
7312 | case Common::Assignment::A_PAR_TEMPL_INOUT: | |
7313 | asstype = ASS_TEMPLATE; | |
7314 | chk_template_ass(); | |
7315 | break; | |
7316 | default: | |
7317 | ref->error("Reference to a variable or template variable was expected " | |
7318 | "instead of %s", t_ass->get_description().c_str()); | |
7319 | goto error; | |
7320 | } | |
7321 | return; | |
7322 | error: | |
7323 | delete ref; | |
7324 | delete templ; | |
7325 | asstype = ASS_ERROR; | |
7326 | return; | |
7327 | } | |
7328 | ||
7329 | void Assignment::chk_var_ass() | |
7330 | { | |
7331 | Common::Assignment *lhs = ref->get_refd_assignment(); | |
7332 | Type *var_type = lhs->get_Type(); | |
7333 | FieldOrArrayRefs *subrefs = ref->get_subrefs(); | |
7334 | Type *type = | |
7335 | var_type->get_field_type(subrefs, Type::EXPECTED_DYNAMIC_VALUE); | |
7336 | if (!type) goto error; | |
7337 | val->set_my_governor(type); | |
7338 | type->chk_this_value_ref(val); | |
7339 | if (val->get_value_refd_last()->get_valuetype() == Value::V_OMIT) { | |
7340 | Identifier *field_id = 0; | |
7341 | if (subrefs) field_id = subrefs->remove_last_field(); | |
7342 | if (!field_id) { | |
7343 | val->error("Omit value can be assigned to an optional field of " | |
7344 | "a record or set value only"); | |
7345 | goto error; | |
7346 | } | |
7347 | Type *base_type = var_type | |
7348 | ->get_field_type(subrefs, Type::EXPECTED_DYNAMIC_VALUE); | |
7349 | // Putting field_id back to subrefs. | |
7350 | subrefs->add(new FieldOrArrayRef(field_id)); | |
7351 | base_type = base_type->get_type_refd_last(); | |
7352 | switch (base_type->get_typetype()) { | |
7353 | case Type::T_ERROR: | |
7354 | goto error; | |
7355 | case Type::T_SEQ_A: | |
7356 | case Type::T_SEQ_T: | |
7357 | case Type::T_SET_A: | |
7358 | case Type::T_SET_T: | |
7359 | break; | |
7360 | default: | |
7361 | val->error("Omit value can be assigned to an optional field of " | |
7362 | "a record or set value only"); | |
7363 | goto error; | |
7364 | } | |
7365 | if (!base_type->get_comp_byName(*field_id)->get_is_optional()) { | |
7366 | val->error("Assignment of `omit' to mandatory field `%s' of type " | |
7367 | "`%s'", field_id->get_dispname().c_str(), | |
7368 | base_type->get_typename().c_str()); | |
7369 | goto error; | |
7370 | } | |
7371 | } else { | |
7372 | bool is_string_element = subrefs && subrefs->refers_to_string_element(); | |
7373 | self_ref |= type->chk_this_value(val, lhs, Type::EXPECTED_DYNAMIC_VALUE, | |
7374 | INCOMPLETE_ALLOWED, OMIT_NOT_ALLOWED, | |
7375 | (is_string_element ? NO_SUB_CHK : SUB_CHK), NOT_IMPLICIT_OMIT, | |
7376 | (is_string_element ? IS_STR_ELEM : NOT_STR_ELEM)); | |
7377 | if (is_string_element) { | |
7378 | // The length of RHS value shall be 1. | |
7379 | Value *v_last = val->get_value_refd_last(); | |
7380 | switch (type->get_type_refd_last()->get_typetype()) { | |
7381 | case Type::T_BSTR: | |
7382 | case Type::T_BSTR_A: | |
7383 | if (v_last->get_valuetype() != Value::V_BSTR) v_last = 0; | |
7384 | break; | |
7385 | case Type::T_HSTR: | |
7386 | if (v_last->get_valuetype() != Value::V_HSTR) v_last = 0; | |
7387 | break; | |
7388 | case Type::T_OSTR: | |
7389 | if (v_last->get_valuetype() != Value::V_OSTR) v_last = 0; | |
7390 | break; | |
7391 | case Type::T_CSTR: | |
7392 | case Type::T_NUMERICSTRING: | |
7393 | case Type::T_PRINTABLESTRING: | |
7394 | case Type::T_IA5STRING: | |
7395 | case Type::T_VISIBLESTRING: | |
7396 | case Type::T_UTCTIME: | |
7397 | case Type::T_GENERALIZEDTIME: | |
7398 | if (v_last->get_valuetype() != Value::V_CSTR) v_last = 0; | |
7399 | break; | |
7400 | case Type::T_USTR: | |
7401 | case Type::T_UTF8STRING: | |
7402 | case Type::T_TELETEXSTRING: | |
7403 | case Type::T_VIDEOTEXSTRING: | |
7404 | case Type::T_GRAPHICSTRING: | |
7405 | case Type::T_GENERALSTRING: | |
7406 | case Type::T_UNIVERSALSTRING: | |
7407 | case Type::T_BMPSTRING: | |
7408 | case Type::T_OBJECTDESCRIPTOR: | |
7409 | if (v_last->get_valuetype() != Value::V_USTR) v_last = 0; | |
7410 | break; | |
7411 | default: | |
7412 | v_last = 0; | |
7413 | } | |
7414 | if (v_last) { | |
7415 | size_t string_len = v_last->get_val_strlen(); | |
7416 | if (string_len != 1) { | |
7417 | val->error("The length of the string to be assigned to a string " | |
7418 | "element of type `%s' should be 1 instead of %lu", | |
7419 | type->get_typename().c_str(), | |
7420 | (unsigned long)string_len); | |
7421 | goto error; | |
7422 | } | |
7423 | } | |
7424 | } | |
7425 | } | |
7426 | return; | |
7427 | error: | |
7428 | delete ref; | |
7429 | delete val; | |
7430 | asstype = ASS_ERROR; | |
7431 | return; | |
7432 | } | |
7433 | ||
7434 | void Assignment::chk_template_ass() | |
7435 | { | |
7436 | FieldOrArrayRefs *subrefs = ref->get_subrefs(); | |
7437 | Common::Assignment *lhs = ref->get_refd_assignment(); | |
7438 | if (!lhs) FATAL_ERROR("Ttcn::Assignment::chk_template_ass()"); | |
7439 | Type *type = lhs->get_Type()-> | |
7440 | get_field_type(subrefs, Type::EXPECTED_DYNAMIC_VALUE); | |
7441 | if (!type) goto error; | |
7442 | if (lhs->get_asstype() != Common::Assignment::A_VAR_TEMPLATE && | |
7443 | subrefs && subrefs->refers_to_string_element()) { | |
7444 | ref->error("It is not allowed to index template strings"); | |
7445 | goto error; | |
7446 | } | |
7447 | templ->set_my_governor(type); | |
7448 | ||
7449 | templ->flatten(false); | |
7450 | ||
7451 | type->chk_this_template_ref(templ); | |
7452 | self_ref |= type->chk_this_template_generic(templ, INCOMPLETE_ALLOWED, | |
7453 | OMIT_ALLOWED, ANY_OR_OMIT_ALLOWED, SUB_CHK, NOT_IMPLICIT_OMIT, lhs); | |
7454 | chk_template_restriction(); | |
7455 | return; | |
7456 | error: | |
7457 | delete ref; | |
7458 | delete templ; | |
7459 | asstype = ASS_ERROR; | |
7460 | return; | |
7461 | } | |
7462 | ||
7463 | void Assignment::chk() | |
7464 | { | |
7465 | switch(asstype) { | |
7466 | case ASS_UNKNOWN: | |
7467 | chk_unknown_ass(); | |
7468 | break; | |
7469 | case ASS_VAR: | |
7470 | chk_var_ass(); | |
7471 | break; | |
7472 | case ASS_TEMPLATE: | |
7473 | chk_template_ass(); | |
7474 | break; | |
7475 | case ASS_ERROR: | |
7476 | break; | |
7477 | default: | |
7478 | FATAL_ERROR("Ttcn::Assignment::chk()"); | |
7479 | } // switch | |
7480 | } | |
7481 | ||
7482 | void Assignment::set_code_section( | |
7483 | GovernedSimple::code_section_t p_code_section) | |
7484 | { | |
7485 | switch(asstype) { | |
7486 | case ASS_VAR: | |
7487 | ref->set_code_section(p_code_section); | |
7488 | val->set_code_section(p_code_section); | |
7489 | break; | |
7490 | case ASS_TEMPLATE: | |
7491 | ref->set_code_section(p_code_section); | |
7492 | templ->set_code_section(p_code_section); | |
7493 | break; | |
7494 | case ASS_UNKNOWN: | |
7495 | case ASS_ERROR: | |
7496 | break; | |
7497 | default: | |
7498 | FATAL_ERROR("Ttcn::Assignment::set_code_section()"); | |
7499 | } // switch | |
7500 | } | |
7501 | ||
7502 | void Assignment::chk_template_restriction() | |
7503 | { | |
7504 | if (asstype!=ASS_TEMPLATE) | |
7505 | FATAL_ERROR("Ttcn::Assignment::chk_template_restriction()"); | |
7506 | Common::Assignment *t_ass = ref->get_refd_assignment(); | |
7507 | if (!t_ass) FATAL_ERROR("Ttcn::Assignment::chk_template_restriction()"); | |
7508 | switch (t_ass->get_asstype()) { | |
7509 | case Common::Assignment::A_VAR_TEMPLATE: { | |
7510 | Def_Var_Template* dvt = dynamic_cast<Def_Var_Template*>(t_ass); | |
7511 | if (!dvt) FATAL_ERROR("Ttcn::Assignment::chk_template_restriction()"); | |
7512 | template_restriction = dvt->get_template_restriction(); | |
7513 | } break; | |
7514 | case Common::Assignment::A_PAR_TEMPL_IN: | |
7515 | case Common::Assignment::A_PAR_TEMPL_OUT: | |
7516 | case Common::Assignment::A_PAR_TEMPL_INOUT: { | |
7517 | FormalPar* fp = dynamic_cast<FormalPar*>(t_ass); | |
7518 | if (!fp) FATAL_ERROR("Ttcn::Assignment::chk_template_restriction()"); | |
7519 | template_restriction = fp->get_template_restriction(); | |
7520 | } break; | |
7521 | default: | |
7522 | template_restriction = TR_NONE; | |
7523 | } | |
7524 | // transform the restriction if this is a subfield | |
7525 | template_restriction = Template::get_sub_restriction(template_restriction, ref); | |
7526 | // check the template restriction | |
7527 | gen_restriction_check = | |
7528 | templ->chk_restriction("template", template_restriction); | |
7529 | } | |
7530 | ||
7531 | char *Assignment::generate_code(char *str) | |
7532 | { | |
7533 | FieldOrArrayRefs *t_subrefs = ref->get_subrefs(); | |
7534 | const bool rhs_copied = self_ref; | |
7535 | switch (asstype) { | |
7536 | case ASS_VAR: { | |
7537 | const string& rhs_copy = val->get_temporary_id(); | |
7538 | string rhs_ref = rhs_copy; | |
7539 | if (rhs_copied /*&& val->get_valuetype() == Value::V_CHOICE*/) { | |
7540 | if (val->get_my_governor()->is_optional_field()) { | |
7541 | str = mputprintf(str, "{\nOPTIONAL<%s> %s;\n", | |
7542 | val->get_my_governor()->get_genname_value(val->get_my_scope()).c_str(), rhs_copy.c_str()); | |
7543 | rhs_ref += "()"; | |
7544 | } else { | |
7545 | str = mputprintf(str, "{\n%s %s;\n", | |
7546 | val->get_my_governor()->get_genname_value(val->get_my_scope()).c_str(), rhs_copy.c_str()); | |
7547 | } | |
7548 | } | |
7549 | bool needs_conv = use_runtime_2 && TypeConv::needs_conv_refd(val); | |
7550 | if (needs_conv) { | |
7551 | case3: | |
7552 | // Most complicated case. The LHS is saved in a temporary reference, | |
7553 | // in case we need to access it more than once, e.g: | |
7554 | // x2[1] := { f1 := ..., f2 := ... } in TTCN-3 becomes | |
7555 | // rectype& tmp = x2[1]; tmp.f1() = ...; tmp.f2() = ...; | |
7556 | // This saves having to index x2 more than once. | |
7557 | const string& tmp_id = val->get_temporary_id(); // For "ref". | |
7558 | const char *tmp_id_str = tmp_id.c_str(); | |
7559 | const string& type_genname = | |
7560 | val->get_my_governor()->get_genname_value(val->get_my_scope()); | |
7561 | const char *type_genname_str = type_genname.c_str(); | |
7562 | expression_struct expr; | |
7563 | Code::init_expr(&expr); | |
7564 | ref->generate_code(&expr); | |
7565 | ||
7566 | if (rhs_copied) { | |
7567 | if (needs_conv) | |
7568 | str = TypeConv::gen_conv_code_refd(str, rhs_ref.c_str(), val); | |
7569 | else str = val->generate_code_init(str, rhs_ref.c_str()); | |
7570 | } | |
7571 | ||
7572 | str = mputstr(str, "{\n"); | |
7573 | str = mputstr(str, expr.preamble); | |
7574 | if (t_subrefs && t_subrefs->refers_to_string_element()) { | |
7575 | // The LHS is a string element. | |
7576 | str = mputprintf(str, "%s_ELEMENT %s(%s);\n", type_genname_str, | |
7577 | tmp_id_str, expr.expr); | |
7578 | } else { | |
7579 | // The LHS is a normal value. | |
7580 | str = mputprintf(str, "%s& %s = %s; /* 7388 */\n", type_genname_str, | |
7581 | tmp_id_str, expr.expr); | |
7582 | } | |
7583 | str = mputstr(str, expr.postamble); | |
7584 | // We now have a reference to the LHS. Generate the actual assignment | |
7585 | if (rhs_copied) { | |
7586 | str = mputprintf(str, "%s = %s;\n", tmp_id_str, rhs_copy.c_str()); | |
7587 | } | |
7588 | else { | |
7589 | if (needs_conv) | |
7590 | str = TypeConv::gen_conv_code_refd(str, tmp_id_str, val); | |
7591 | else str = val->generate_code_init(str, tmp_id_str); | |
7592 | } | |
7593 | Code::free_expr(&expr); | |
7594 | str = mputstr(str, "}\n"); | |
7595 | } | |
7596 | else { | |
7597 | if (t_subrefs) { | |
7598 | if (!val->has_single_expr()) goto case3; | |
7599 | // C++ equivalent of RHS is a single expression. | |
7600 | expression_struct expr; | |
7601 | Code::init_expr(&expr); | |
7602 | ref->generate_code(&expr);// vu.s() | |
7603 | if (rhs_copied) { | |
7604 | str = mputprintf(str, "%s = %s;\n", | |
7605 | rhs_copy.c_str(), val->get_single_expr().c_str()); | |
7606 | ||
7607 | expr.expr = mputprintf(expr.expr, " = %s", rhs_copy.c_str()); | |
7608 | } | |
7609 | else { | |
7610 | expr.expr = mputprintf(expr.expr, | |
7611 | " = %s", val->get_single_expr().c_str()); | |
7612 | } | |
7613 | str = Code::merge_free_expr(str, &expr); | |
7614 | } | |
7615 | else { | |
7616 | // The LHS is a single identifier. | |
7617 | const string& rhs_name = ref->get_refd_assignment() | |
7618 | ->get_genname_from_scope(ref->get_my_scope()); | |
7619 | if (val->can_use_increment(ref)) { | |
7620 | switch (val->get_optype()) { | |
7621 | case Value::OPTYPE_ADD: | |
7622 | str = mputprintf(str, "++%s;\n", rhs_name.c_str()); | |
7623 | break; | |
7624 | case Value::OPTYPE_SUBTRACT: | |
7625 | str = mputprintf(str, "--%s;\n", rhs_name.c_str()); | |
7626 | break; | |
7627 | default: | |
7628 | FATAL_ERROR("Ttcn::Assignment::generate_code()"); | |
7629 | } | |
7630 | } else { | |
7631 | str = val->generate_code_init(str, | |
7632 | (rhs_copied ? rhs_copy : rhs_name).c_str()); | |
7633 | ||
7634 | if (rhs_copied) { | |
7635 | str = mputprintf(str, "%s = %s;\n", rhs_name.c_str(), rhs_copy.c_str()); | |
7636 | } | |
7637 | } | |
7638 | } | |
7639 | } | |
7640 | if (rhs_copied) { | |
7641 | str = mputstr(str, "}\n"); | |
7642 | } | |
7643 | break; } | |
7644 | case ASS_TEMPLATE: { | |
7645 | const string& rhs_copy = templ->get_temporary_id(); | |
7646 | if (rhs_copied /*&& val->get_valuetype() == Value::V_CHOICE*/) { | |
7647 | str = mputprintf(str, "{\n%s %s;\n", | |
7648 | templ->get_my_governor()->get_genname_template(templ->get_my_scope()).c_str(), rhs_copy.c_str()//, rhs_copy.c_str() | |
7649 | ); | |
7650 | } | |
7651 | bool needs_conv = use_runtime_2 && TypeConv::needs_conv_refd(templ); | |
7652 | if (needs_conv) { // case 3 | |
7653 | case3t: | |
7654 | // Most complicated case. The LHS is saved in a temporary reference. | |
7655 | const string& tmp_id = templ->get_temporary_id(); | |
7656 | const char *tmp_id_str = tmp_id.c_str(); | |
7657 | expression_struct expr; | |
7658 | Code::init_expr(&expr); | |
7659 | ref->generate_code(&expr); | |
7660 | ||
7661 | if (rhs_copied) { | |
7662 | if (needs_conv) | |
7663 | str = TypeConv::gen_conv_code_refd(str, rhs_copy.c_str(), templ); | |
7664 | else str = templ->generate_code_init(str, rhs_copy.c_str()); | |
7665 | ||
7666 | } | |
7667 | str = mputstr(str, "{\n"); | |
7668 | str = mputstr(str, expr.preamble); | |
7669 | str = mputprintf(str, "%s& %s = %s;\n", | |
7670 | templ->get_my_governor()->get_genname_template( | |
7671 | templ->get_my_scope() | |
7672 | ).c_str(), tmp_id_str, expr.expr); | |
7673 | str = mputstr(str, expr.postamble); | |
7674 | if (rhs_copied) { | |
7675 | str = mputprintf(str, "%s = %s;\n", tmp_id_str, rhs_copy.c_str()); | |
7676 | } | |
7677 | else { | |
7678 | if (needs_conv) | |
7679 | str = TypeConv::gen_conv_code_refd(str, tmp_id_str, templ); | |
7680 | else { | |
7681 | if (Common::Type::T_SEQOF == templ->get_my_governor()->get_typetype() || | |
7682 | Common::Type::T_ARRAY == templ->get_my_governor()->get_typetype()) { | |
7683 | str = mputprintf(str, "%s.remove_all_permutations();\n", tmp_id_str); | |
7684 | } | |
7685 | str = templ->generate_code_init(str, tmp_id_str); | |
7686 | } | |
7687 | } | |
7688 | Code::free_expr(&expr); | |
7689 | ||
7690 | if (template_restriction != TR_NONE && gen_restriction_check) | |
7691 | str = Template::generate_restriction_check_code(str, | |
7692 | tmp_id_str, template_restriction); | |
7693 | str = mputstr(str, "}\n"); | |
7694 | } | |
7695 | else { // !needs_conv | |
7696 | if (t_subrefs) { | |
7697 | if ((template_restriction == TR_NONE || !gen_restriction_check) | |
7698 | && templ->has_single_expr()) { | |
7699 | // C++ equivalent of RHS is a single expression and no restriction | |
7700 | // check. Skipped if conversion needed. | |
7701 | expression_struct expr; | |
7702 | Code::init_expr(&expr); | |
7703 | ref->generate_code(&expr); | |
7704 | if (rhs_copied) { | |
7705 | str = mputprintf(str, "%s = %s;\n", | |
7706 | rhs_copy.c_str(), templ->get_single_expr(false).c_str()); | |
7707 | ||
7708 | expr.expr = mputprintf(expr.expr, " = %s", rhs_copy.c_str()); | |
7709 | } | |
7710 | else { | |
7711 | expr.expr = mputprintf(expr.expr, | |
7712 | " = %s", templ->get_single_expr(false).c_str()); | |
7713 | } | |
7714 | str = Code::merge_free_expr(str, &expr); // will add a semicolon | |
7715 | } | |
7716 | else goto case3t; | |
7717 | } | |
7718 | else { | |
7719 | // LHS is a single identifier | |
7720 | const string& rhs_name = ref->get_refd_assignment() | |
7721 | ->get_genname_from_scope(ref->get_my_scope()); | |
7722 | if (Common::Type::T_SEQOF == templ->get_my_governor()->get_typetype() || | |
7723 | Common::Type::T_ARRAY == templ->get_my_governor()->get_typetype()) { | |
7724 | str = mputprintf(str, "%s.remove_all_permutations();\n", (rhs_copied ? rhs_copy : rhs_name).c_str()); | |
7725 | } | |
7726 | str = templ->generate_code_init(str, | |
7727 | (rhs_copied ? rhs_copy : rhs_name).c_str()); | |
7728 | if (rhs_copied) { | |
7729 | str = mputprintf(str, "%s = %s;\n", rhs_name.c_str(), rhs_copy.c_str()); | |
7730 | } | |
7731 | if (template_restriction != TR_NONE && gen_restriction_check) | |
7732 | str = Template::generate_restriction_check_code(str, | |
7733 | ref->get_refd_assignment()->get_genname_from_scope( | |
7734 | ref->get_my_scope() | |
7735 | ).c_str(), template_restriction); | |
7736 | } | |
7737 | } | |
7738 | if (rhs_copied) { | |
7739 | str = mputstr(str, "}\n"); | |
7740 | } | |
7741 | break; } | |
7742 | default: | |
7743 | FATAL_ERROR("Ttcn::Assignment::generate_code()"); | |
7744 | } // switch | |
7745 | return str; | |
7746 | } | |
7747 | ||
7748 | // ================================= | |
7749 | // ===== ParamAssignment | |
7750 | // ================================= | |
7751 | ||
7752 | ParamAssignment::ParamAssignment(Identifier *p_id, Reference *p_ref) | |
7753 | : Node(), Location(), id(p_id), ref(p_ref) | |
7754 | { | |
7755 | if(!id || !ref) FATAL_ERROR("Ttcn::ParamAssignment::ParamAssignment()"); | |
7756 | } | |
7757 | ||
7758 | ParamAssignment::~ParamAssignment() | |
7759 | { | |
7760 | delete id; | |
7761 | delete ref; | |
7762 | } | |
7763 | ||
7764 | ParamAssignment *ParamAssignment::clone() const | |
7765 | { | |
7766 | FATAL_ERROR("ParamAssignment::clone"); | |
7767 | } | |
7768 | ||
7769 | void ParamAssignment::set_my_scope(Scope *p_scope) | |
7770 | { | |
7771 | if (!ref) FATAL_ERROR("Ttcn::ParamAssignment::set_my_scope()"); | |
7772 | ref->set_my_scope(p_scope); | |
7773 | } | |
7774 | ||
7775 | void ParamAssignment::set_fullname(const string& p_fullname) | |
7776 | { | |
7777 | if (!ref) FATAL_ERROR("Ttcn::ParamAssignment::set_fullname()"); | |
7778 | ref->set_fullname(p_fullname); | |
7779 | } | |
7780 | ||
7781 | Reference *ParamAssignment::get_ref() const | |
7782 | { | |
7783 | if (!ref) FATAL_ERROR("Ttcn::ParamAssignment::get_ref()"); | |
7784 | return ref; | |
7785 | } | |
7786 | ||
7787 | Reference *ParamAssignment::steal_ref() | |
7788 | { | |
7789 | if (!ref) FATAL_ERROR("Ttcn::ParamAssignment::steal_ref()"); | |
7790 | Reference *ret_val = ref; | |
7791 | ref = 0; | |
7792 | return ret_val; | |
7793 | } | |
7794 | ||
7795 | // ================================= | |
7796 | // ===== ParamAssignments | |
7797 | // ================================= | |
7798 | ||
7799 | ParamAssignments::~ParamAssignments() | |
7800 | { | |
7801 | for(size_t i=0; i<parasss.size(); i++) | |
7802 | delete parasss[i]; | |
7803 | parasss.clear(); | |
7804 | } | |
7805 | ||
7806 | ParamAssignments *ParamAssignments::clone() const | |
7807 | { | |
7808 | FATAL_ERROR("ParamAssignments::clone"); | |
7809 | } | |
7810 | ||
7811 | void ParamAssignments::set_my_scope(Scope *p_scope) | |
7812 | { | |
7813 | for(size_t i=0; i<parasss.size(); i++) | |
7814 | parasss[i]->set_my_scope(p_scope); | |
7815 | } | |
7816 | ||
7817 | void ParamAssignments::set_fullname(const string& p_fullname) | |
7818 | { | |
7819 | Node::set_fullname(p_fullname); | |
7820 | for(size_t i=0; i<parasss.size(); i++) | |
7821 | parasss[i]->set_fullname(p_fullname+".parass_"+Int2string(i+1)); | |
7822 | } | |
7823 | ||
7824 | void ParamAssignments::add_parass(ParamAssignment *p_parass) | |
7825 | { | |
7826 | if(!p_parass) | |
7827 | FATAL_ERROR("ParamAssignments::add_parass()"); | |
7828 | parasss.add(p_parass); | |
7829 | } | |
7830 | ||
7831 | // ================================= | |
7832 | // ===== VariableEntry | |
7833 | // ================================= | |
7834 | ||
7835 | VariableEntry::VariableEntry(Reference *p_ref) | |
7836 | : Node(), Location(), ref(p_ref) | |
7837 | { | |
7838 | if(!ref) FATAL_ERROR("VariableEntry::VariableEntry()"); | |
7839 | } | |
7840 | ||
7841 | VariableEntry::~VariableEntry() | |
7842 | { | |
7843 | delete ref; | |
7844 | } | |
7845 | ||
7846 | VariableEntry *VariableEntry::clone() const | |
7847 | { | |
7848 | FATAL_ERROR("VariableEntry::clone"); | |
7849 | } | |
7850 | ||
7851 | void VariableEntry::set_my_scope(Scope *p_scope) | |
7852 | { | |
7853 | if(ref) ref->set_my_scope(p_scope); | |
7854 | } | |
7855 | ||
7856 | void VariableEntry::set_fullname(const string& p_fullname) | |
7857 | { | |
7858 | Node::set_fullname(p_fullname); | |
7859 | if(ref) ref->set_fullname(p_fullname+".ref"); | |
7860 | } | |
7861 | ||
7862 | // ================================= | |
7863 | // ===== VariableEntries | |
7864 | // ================================= | |
7865 | ||
7866 | VariableEntries::~VariableEntries() | |
7867 | { | |
7868 | for(size_t i=0; i<ves.size(); i++) | |
7869 | delete ves[i]; | |
7870 | ves.clear(); | |
7871 | } | |
7872 | ||
7873 | VariableEntries *VariableEntries::clone() const | |
7874 | { | |
7875 | FATAL_ERROR("VariableEntries::clone"); | |
7876 | } | |
7877 | ||
7878 | void VariableEntries::set_my_scope(Scope *p_scope) | |
7879 | { | |
7880 | for(size_t i=0; i<ves.size(); i++) | |
7881 | ves[i]->set_my_scope(p_scope); | |
7882 | } | |
7883 | ||
7884 | void VariableEntries::set_fullname(const string& p_fullname) | |
7885 | { | |
7886 | Node::set_fullname(p_fullname); | |
7887 | for(size_t i=0; i<ves.size(); i++) | |
7888 | ves[i]->set_fullname(p_fullname+".ve_"+Int2string(i+1)); | |
7889 | } | |
7890 | ||
7891 | void VariableEntries::add_ve(VariableEntry *p_ve) | |
7892 | { | |
7893 | if(!p_ve) | |
7894 | FATAL_ERROR("VariableEntries::add_ve()"); | |
7895 | ves.add(p_ve); | |
7896 | } | |
7897 | ||
7898 | // ================================= | |
7899 | // ===== ParamRedirect | |
7900 | // ================================= | |
7901 | ||
7902 | ParamRedirect::ParamRedirect(ParamAssignments *p_parasss) | |
7903 | : Node(), Location(), parredirtype(P_ASS), parasss(p_parasss) | |
7904 | { | |
7905 | if(!parasss) FATAL_ERROR("ParamRedirect::ParamRedirect()"); | |
7906 | } | |
7907 | ||
7908 | ParamRedirect::ParamRedirect(VariableEntries *p_ves) | |
7909 | : Node(), Location(), parredirtype(P_VAR), ves(p_ves) | |
7910 | { | |
7911 | if(!ves) FATAL_ERROR("ParamRedirect::ParamRedirect()"); | |
7912 | } | |
7913 | ||
7914 | ParamRedirect::~ParamRedirect() | |
7915 | { | |
7916 | switch(parredirtype) { | |
7917 | case P_ASS: | |
7918 | delete parasss; | |
7919 | break; | |
7920 | case P_VAR: | |
7921 | delete ves; | |
7922 | break; | |
7923 | default: | |
7924 | FATAL_ERROR("ParamRedirect::~ParamRedirect()"); | |
7925 | } // switch | |
7926 | } | |
7927 | ||
7928 | ParamRedirect *ParamRedirect::clone() const | |
7929 | { | |
7930 | FATAL_ERROR("ParamRedirect::clone"); | |
7931 | } | |
7932 | ||
7933 | void ParamRedirect::set_my_scope(Scope *p_scope) | |
7934 | { | |
7935 | switch(parredirtype) { | |
7936 | case P_ASS: | |
7937 | parasss->set_my_scope(p_scope); | |
7938 | break; | |
7939 | case P_VAR: | |
7940 | ves->set_my_scope(p_scope); | |
7941 | break; | |
7942 | default: | |
7943 | FATAL_ERROR("ParamRedirect::set_my_scope()"); | |
7944 | } // switch | |
7945 | } | |
7946 | ||
7947 | void ParamRedirect::set_fullname(const string& p_fullname) | |
7948 | { | |
7949 | Node::set_fullname(p_fullname); | |
7950 | switch(parredirtype) { | |
7951 | case P_ASS: | |
7952 | parasss->set_fullname(p_fullname+".parasss"); | |
7953 | break; | |
7954 | case P_VAR: | |
7955 | ves->set_fullname(p_fullname+".parvars"); | |
7956 | break; | |
7957 | default: | |
7958 | FATAL_ERROR("ParamRedirect::set_fullname()"); | |
7959 | } // switch | |
7960 | } | |
7961 | ||
7962 | void ParamRedirect::chk_erroneous() | |
7963 | { | |
7964 | Error_Context cntxt(this, "In parameter redirect"); | |
7965 | switch(parredirtype) { | |
7966 | case P_ASS: { | |
7967 | map<string, ParamAssignment> parass_m; | |
7968 | for (size_t i = 0; i < parasss->get_nof_parasss(); i++) { | |
7969 | ParamAssignment *t_parass = parasss->get_parass_byIndex(i); | |
7970 | const Identifier &t_id = t_parass->get_id(); | |
7971 | const string& name = t_id.get_name(); | |
7972 | const char *dispname_str = t_id.get_dispname().c_str(); | |
7973 | if (parass_m.has_key(name)) { | |
7974 | t_parass->error("Duplicate redirect for parameter `%s'", | |
7975 | dispname_str); | |
7976 | parass_m[name]->note("A variable entry for parameter `%s' is " | |
7977 | "already given here", dispname_str); | |
7978 | } else parass_m.add(name, t_parass); | |
7979 | Error_Context cntxt2(t_parass, "In redirect for parameter `%s'", | |
7980 | dispname_str); | |
7981 | chk_variable_ref(t_parass->get_ref(), 0); | |
7982 | } | |
7983 | parass_m.clear(); | |
7984 | break; } | |
7985 | case P_VAR: | |
7986 | for (size_t i = 0; i < ves->get_nof_ves(); i++) { | |
7987 | VariableEntry *t_ve = ves->get_ve_byIndex(i); | |
7988 | Error_Context cntxt2(t_ve, "In variable entry #%lu", | |
7989 | (unsigned long) (i + 1)); | |
7990 | chk_variable_ref(t_ve->get_ref(), 0); | |
7991 | } | |
7992 | break; | |
7993 | default: | |
7994 | FATAL_ERROR("ParamRedirect::chk_erroneous()"); | |
7995 | } // switch | |
7996 | } | |
7997 | ||
7998 | void ParamRedirect::chk(Type *p_sig, bool is_out) | |
7999 | { | |
8000 | SignatureParamList *t_parlist = p_sig->get_signature_parameters(); | |
8001 | if (t_parlist) { | |
8002 | Error_Context cntxt(this, "In parameter redirect"); | |
8003 | switch (parredirtype) { | |
8004 | case P_ASS: | |
8005 | chk_parasss(p_sig, t_parlist, is_out); | |
8006 | break; | |
8007 | case P_VAR: | |
8008 | chk_ves(p_sig, t_parlist, is_out); | |
8009 | break; | |
8010 | default: | |
8011 | FATAL_ERROR("ParamRedirect::chk()"); | |
8012 | } | |
8013 | } else { | |
8014 | error("Parameter redirect cannot be used because signature `%s' " | |
8015 | "does not have parameters", p_sig->get_typename().c_str()); | |
8016 | chk_erroneous(); | |
8017 | } | |
8018 | } | |
8019 | ||
8020 | void ParamRedirect::chk_parasss(Type *p_sig, SignatureParamList *p_parlist, | |
8021 | bool is_out) | |
8022 | { | |
8023 | map<string, ParamAssignment> parass_m; | |
8024 | bool error_flag = false; | |
8025 | for (size_t i = 0; i < parasss->get_nof_parasss(); i++) { | |
8026 | ParamAssignment *t_parass = parasss->get_parass_byIndex(i); | |
8027 | const Identifier &t_id = t_parass->get_id(); | |
8028 | const string& name = t_id.get_name(); | |
8029 | const char *dispname_str = t_id.get_dispname().c_str(); | |
8030 | if (parass_m.has_key(name)) { | |
8031 | t_parass->error("Duplicate redirect for parameter `%s'", | |
8032 | dispname_str); | |
8033 | parass_m[name]->note("A variable entry for parameter `%s' is " | |
8034 | "already given here", dispname_str); | |
8035 | error_flag = true; | |
8036 | } else parass_m.add(name, t_parass); | |
8037 | Error_Context cntxt2(t_parass, "In redirect for parameter `%s'", | |
8038 | dispname_str); | |
8039 | if (p_parlist->has_param_withName(t_id)) { | |
8040 | const SignatureParam *t_par = p_parlist->get_param_byName(t_id); | |
8041 | SignatureParam::param_direction_t t_dir = t_par->get_direction(); | |
8042 | if (is_out) { | |
8043 | if (t_dir == SignatureParam::PARAM_IN) { | |
8044 | t_parass->error("Parameter `%s' of signature `%s' has `in' " | |
8045 | "direction", dispname_str, p_sig->get_typename().c_str()); | |
8046 | error_flag = true; | |
8047 | } | |
8048 | } else { | |
8049 | if (t_dir == SignatureParam::PARAM_OUT) { | |
8050 | t_parass->error("Parameter `%s' of signature `%s' has `out' " | |
8051 | "direction", dispname_str, p_sig->get_typename().c_str()); | |
8052 | error_flag = true; | |
8053 | } | |
8054 | } | |
8055 | chk_variable_ref(t_parass->get_ref(), t_par->get_type()); | |
8056 | } else { | |
8057 | t_parass->error("Signature `%s' does not have parameter named `%s'", | |
8058 | p_sig->get_typename().c_str(), dispname_str); | |
8059 | error_flag = true; | |
8060 | chk_variable_ref(t_parass->get_ref(), 0); | |
8061 | } | |
8062 | } | |
8063 | if (!error_flag) { | |
8064 | // converting the AssignmentList to VariableList | |
8065 | VariableEntries *t_ves = new VariableEntries; | |
8066 | size_t upper_limit = is_out ? | |
8067 | p_parlist->get_nof_out_params() : p_parlist->get_nof_in_params(); | |
8068 | for (size_t i = 0; i < upper_limit; i++) { | |
8069 | SignatureParam *t_par = is_out ? p_parlist->get_out_param_byIndex(i) | |
8070 | : p_parlist->get_in_param_byIndex(i); | |
8071 | const string& name = t_par->get_id().get_name(); | |
8072 | if (parass_m.has_key(name)) | |
8073 | t_ves->add_ve(new VariableEntry(parass_m[name]->steal_ref())); | |
8074 | else t_ves->add_ve(new VariableEntry); | |
8075 | } | |
8076 | delete parasss; | |
8077 | ves = t_ves; | |
8078 | parredirtype = P_VAR; | |
8079 | } | |
8080 | parass_m.clear(); | |
8081 | } | |
8082 | ||
8083 | void ParamRedirect::chk_ves(Type *p_sig, SignatureParamList *p_parlist, | |
8084 | bool is_out) | |
8085 | { | |
8086 | size_t nof_ves = ves->get_nof_ves(); | |
8087 | size_t nof_pars = is_out ? | |
8088 | p_parlist->get_nof_out_params() : p_parlist->get_nof_in_params(); | |
8089 | if (nof_ves != nof_pars) { | |
8090 | error("Too %s variable entries compared to the number of %s/inout " | |
8091 | "parameters in signature `%s': %lu was expected instead of %lu", | |
8092 | nof_ves > nof_pars ? "many" : "few", is_out ? "out" : "in", | |
8093 | p_sig->get_typename().c_str(), (unsigned long) nof_pars, | |
8094 | (unsigned long) nof_ves); | |
8095 | } | |
8096 | for (size_t i = 0; i < nof_ves; i++) { | |
8097 | VariableEntry *t_ve = ves->get_ve_byIndex(i); | |
8098 | if (i < nof_pars) { | |
8099 | SignatureParam *t_par = is_out ? p_parlist->get_out_param_byIndex(i) | |
8100 | : p_parlist->get_in_param_byIndex(i); | |
8101 | Error_Context cntxt(t_ve, "In variable entry #%lu (for parameter `%s')", | |
8102 | (unsigned long) (i + 1), t_par->get_id().get_dispname().c_str()); | |
8103 | chk_variable_ref(t_ve->get_ref(), t_par->get_type()); | |
8104 | } else { | |
8105 | Error_Context cntxt(t_ve, "In variable entry #%lu", | |
8106 | (unsigned long) (i + 1)); | |
8107 | chk_variable_ref(t_ve->get_ref(), 0); | |
8108 | } | |
8109 | } | |
8110 | } | |
8111 | ||
8112 | void ParamRedirect::chk_variable_ref(Reference *p_ref, Type *p_type) | |
8113 | { | |
8114 | if (!p_ref) return; | |
8115 | Type *t_var_type = p_ref->chk_variable_ref(); | |
8116 | if (p_type && t_var_type && !p_type->is_identical(t_var_type)) { | |
8117 | p_ref->error("Type mismatch in parameter redirect: " | |
8118 | "A variable of type `%s' was expected instead of `%s'", | |
8119 | p_type->get_typename().c_str(), | |
8120 | t_var_type->get_typename().c_str()); | |
8121 | } | |
8122 | } | |
8123 | ||
8124 | void ParamRedirect::set_code_section( | |
8125 | GovernedSimple::code_section_t p_code_section) | |
8126 | { | |
8127 | // code can be generated from VariableList only | |
8128 | switch (parredirtype) { | |
8129 | case P_ASS: | |
8130 | break; | |
8131 | case P_VAR: | |
8132 | for (size_t i = 0; i < ves->get_nof_ves(); i++) { | |
8133 | Reference *t_ref = ves->get_ve_byIndex(i)->get_ref(); | |
8134 | if (t_ref) t_ref->set_code_section(p_code_section); | |
8135 | } | |
8136 | break; | |
8137 | default: | |
8138 | FATAL_ERROR("ParamRedirect::set_code_section()"); | |
8139 | } | |
8140 | } | |
8141 | ||
8142 | void ParamRedirect::generate_code(expression_struct_t *expr) | |
8143 | { | |
8144 | // AssignmentList is converted to VariableList during checking | |
8145 | if (parredirtype != P_VAR) FATAL_ERROR("ParamRedirect::generate_code()"); | |
8146 | for (size_t i = 0; i < ves->get_nof_ves(); i++) { | |
8147 | if (i > 0) expr->expr = mputstr(expr->expr, ", "); | |
8148 | Reference *ref = ves->get_ve_byIndex(i)->get_ref(); | |
8149 | if (ref) { | |
8150 | // the variable reference is present | |
8151 | expr->expr = mputstr(expr->expr, "&("); | |
8152 | ref->generate_code(expr); | |
8153 | expr->expr = mputc(expr->expr, ')'); | |
8154 | } else expr->expr = mputstr(expr->expr, "NULL"); | |
8155 | } | |
8156 | } | |
8157 | ||
8158 | // ================================= | |
8159 | // ===== LogArgument | |
8160 | // ================================= | |
8161 | ||
8162 | LogArgument::LogArgument(TemplateInstance *p_ti) | |
8163 | : logargtype(L_UNDEF) | |
8164 | { | |
8165 | if (!p_ti) FATAL_ERROR("LogArgument::LogArgument()"); | |
8166 | ti = p_ti; | |
8167 | } | |
8168 | ||
8169 | LogArgument::~LogArgument() | |
8170 | { | |
8171 | switch (logargtype) { | |
8172 | case L_ERROR: | |
8173 | break; | |
8174 | case L_UNDEF: | |
8175 | case L_TI: | |
8176 | delete ti; | |
8177 | break; | |
8178 | case L_VAL: | |
8179 | case L_MATCH: | |
8180 | case L_MACRO: | |
8181 | delete val; | |
8182 | break; | |
8183 | case L_REF: | |
8184 | delete ref; | |
8185 | break; | |
8186 | case L_STR: | |
8187 | delete cstr; | |
8188 | break; | |
8189 | default: | |
8190 | FATAL_ERROR("LogArgument::~LogArgument()"); | |
8191 | } // switch | |
8192 | } | |
8193 | ||
8194 | LogArgument *LogArgument::clone() const | |
8195 | { | |
8196 | FATAL_ERROR("LogArgument::clone"); | |
8197 | } | |
8198 | ||
8199 | void LogArgument::set_my_scope(Scope *p_scope) | |
8200 | { | |
8201 | switch (logargtype) { | |
8202 | case L_ERROR: | |
8203 | break; | |
8204 | case L_UNDEF: | |
8205 | case L_TI: | |
8206 | ti->set_my_scope(p_scope); | |
8207 | break; | |
8208 | case L_VAL: | |
8209 | case L_MATCH: | |
8210 | case L_MACRO: | |
8211 | val->set_my_scope(p_scope); | |
8212 | break; | |
8213 | case L_REF: | |
8214 | ref->set_my_scope(p_scope); | |
8215 | break; | |
8216 | case L_STR: | |
8217 | break; | |
8218 | default: | |
8219 | FATAL_ERROR("LogArgument::set_my_scope()"); | |
8220 | } // switch | |
8221 | } | |
8222 | ||
8223 | void LogArgument::set_fullname(const string& p_fullname) | |
8224 | { | |
8225 | Node::set_fullname(p_fullname); | |
8226 | switch (logargtype) { | |
8227 | case L_ERROR: | |
8228 | break; | |
8229 | case L_UNDEF: | |
8230 | case L_TI: | |
8231 | ti->set_fullname(p_fullname); | |
8232 | break; | |
8233 | case L_VAL: | |
8234 | case L_MATCH: | |
8235 | case L_MACRO: | |
8236 | val->set_fullname(p_fullname); | |
8237 | break; | |
8238 | case L_REF: | |
8239 | ref->set_fullname(p_fullname); | |
8240 | break; | |
8241 | case L_STR: | |
8242 | break; | |
8243 | default: | |
8244 | FATAL_ERROR("LogArgument::set_fullname()"); | |
8245 | } // switch | |
8246 | } | |
8247 | ||
8248 | const string& LogArgument::get_str() const | |
8249 | { | |
8250 | if (logargtype != L_STR) FATAL_ERROR("LogArgument::get_str()"); | |
8251 | return *cstr; | |
8252 | } | |
8253 | ||
8254 | Value *LogArgument::get_val() const | |
8255 | { | |
8256 | switch (logargtype) { | |
8257 | case L_VAL: | |
8258 | case L_MATCH: | |
8259 | case L_MACRO: | |
8260 | break; | |
8261 | default: | |
8262 | FATAL_ERROR("LogArgument::get_val()"); | |
8263 | } | |
8264 | return val; | |
8265 | } | |
8266 | ||
8267 | Ref_base *LogArgument::get_ref() const | |
8268 | { | |
8269 | if (logargtype != L_REF) FATAL_ERROR("LogArgument::get_ref()"); | |
8270 | return ref; | |
8271 | } | |
8272 | ||
8273 | TemplateInstance *LogArgument::get_ti() const | |
8274 | { | |
8275 | if (logargtype != L_TI) FATAL_ERROR("LogArgument::get_ref()"); | |
8276 | return ti; | |
8277 | } | |
8278 | ||
8279 | void LogArgument::append_str(const string& p_str) | |
8280 | { | |
8281 | if (logargtype != L_STR) FATAL_ERROR("LogArgument::append_str()"); | |
8282 | *cstr += p_str; | |
8283 | } | |
8284 | ||
8285 | void LogArgument::chk() // determine the proper type of the log argument | |
8286 | { | |
8287 | if (logargtype != L_UNDEF) return; | |
8288 | Template *t_templ = ti->get_Template(); | |
8289 | t_templ = t_templ->get_template_refd_last(); | |
8290 | t_templ->set_lowerid_to_ref(); | |
8291 | if (!ti->get_Type() && !ti->get_DerivedRef() && t_templ->is_Value()) { | |
8292 | // drop the template instance and keep only the embedded value | |
8293 | Value *t_val = t_templ->get_Value(); | |
8294 | delete ti; | |
8295 | logargtype = L_VAL; | |
8296 | val = t_val; | |
8297 | chk_val(); | |
8298 | } else { | |
8299 | // try to obtain the governor of the template instance | |
8300 | Type *governor = ti->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
8301 | if (!governor) { | |
8302 | // the governor is still unknown: an error occurred | |
8303 | // try to interpret possible enum values as references | |
8304 | t_templ->set_lowerid_to_ref(); | |
8305 | governor = t_templ->get_expr_governor(Type::EXPECTED_TEMPLATE); | |
8306 | } | |
8307 | if (governor) { | |
8308 | logargtype = L_TI; | |
8309 | ti->chk(governor); | |
8310 | } else { | |
8311 | t_templ->error("Cannot determine the type of the argument"); | |
8312 | delete ti; | |
8313 | logargtype = L_ERROR; | |
8314 | } | |
8315 | } | |
8316 | } | |
8317 | ||
8318 | void LogArgument::chk_ref() | |
8319 | { | |
8320 | Common::Assignment *t_ass = ref->get_refd_assignment(); | |
8321 | if (!t_ass) return; | |
8322 | Common::Assignment::asstype_t asstype = t_ass->get_asstype(); | |
8323 | switch (asstype) { | |
8324 | case Common::Assignment::A_FUNCTION_RVAL: | |
8325 | case Common::Assignment::A_FUNCTION_RTEMP: | |
8326 | case Common::Assignment::A_EXT_FUNCTION_RVAL: | |
8327 | case Common::Assignment::A_EXT_FUNCTION_RTEMP: | |
8328 | ref->get_my_scope()->chk_runs_on_clause(t_ass, *this, "call"); | |
8329 | case Common::Assignment::A_CONST: | |
8330 | case Common::Assignment::A_EXT_CONST: | |
8331 | case Common::Assignment::A_MODULEPAR: | |
8332 | case Common::Assignment::A_MODULEPAR_TEMP: | |
8333 | case Common::Assignment::A_TEMPLATE: | |
8334 | case Common::Assignment::A_VAR: | |
8335 | case Common::Assignment::A_VAR_TEMPLATE: | |
8336 | case Common::Assignment::A_PAR_VAL_IN: | |
8337 | case Common::Assignment::A_PAR_VAL_OUT: | |
8338 | case Common::Assignment::A_PAR_VAL_INOUT: | |
8339 | case Common::Assignment::A_PAR_TEMPL_IN: | |
8340 | case Common::Assignment::A_PAR_TEMPL_OUT: | |
8341 | case Common::Assignment::A_PAR_TEMPL_INOUT: { | |
8342 | // the reference points to a value or template-like entity | |
8343 | // checking sub-references | |
8344 | FieldOrArrayRefs *subrefs = ref->get_subrefs(); | |
8345 | if (subrefs && t_ass->get_Type()->get_field_type(subrefs, | |
8346 | Type::EXPECTED_DYNAMIC_VALUE)) { | |
8347 | // subrefs seems to be correct | |
8348 | // also checking the presence of referred fields if possible | |
8349 | if (asstype == Common::Assignment::A_CONST) { | |
8350 | ReferenceChain refch(ref, "While searching referenced value"); | |
8351 | t_ass->get_Value()->get_refd_sub_value(subrefs, 0, false, &refch); | |
8352 | } else if (asstype == Common::Assignment::A_TEMPLATE) { | |
8353 | ReferenceChain refch(ref, "While searching referenced template"); | |
8354 | t_ass->get_Template() | |
8355 | ->get_refd_sub_template(subrefs, false, &refch); | |
8356 | } | |
8357 | } | |
8358 | break; } | |
8359 | case Common::Assignment::A_TIMER: | |
8360 | case Common::Assignment::A_PORT: { | |
8361 | ArrayDimensions *t_dims = t_ass->get_Dimensions(); | |
8362 | if (t_dims) t_dims->chk_indices(ref, t_ass->get_assname(), true, | |
8363 | Type::EXPECTED_DYNAMIC_VALUE); | |
8364 | else if (ref->get_subrefs()) ref->error("Reference to single %s " | |
8365 | "cannot have field or array sub-references", | |
8366 | t_ass->get_description().c_str()); | |
8367 | break; } | |
8368 | case Common::Assignment::A_PAR_TIMER: | |
8369 | case Common::Assignment::A_PAR_PORT: | |
8370 | if (ref->get_subrefs()) ref->error("Reference to %s cannot have " | |
8371 | "field or array sub-references", t_ass->get_description().c_str()); | |
8372 | break; | |
8373 | case Common::Assignment::A_FUNCTION: | |
8374 | case Common::Assignment::A_EXT_FUNCTION: | |
8375 | ref->error("Reference to a value, template, timer or port was expected " | |
8376 | "instead of a call of %s, which does not have return type", | |
8377 | t_ass->get_description().c_str()); | |
8378 | break; | |
8379 | default: | |
8380 | ref->error("Reference to a value, template, timer or port was expected " | |
8381 | "instead of %s", t_ass->get_description().c_str()); | |
8382 | } | |
8383 | } | |
8384 | ||
8385 | void LogArgument::chk_val() | |
8386 | { | |
8387 | // literal enumerated values cannot appear in this context | |
8388 | val->set_lowerid_to_ref(); | |
8389 | switch (val->get_valuetype()) { | |
8390 | case Value::V_CSTR: { | |
8391 | string *t_cstr = new string(val->get_val_str()); | |
8392 | delete val; | |
8393 | cstr = t_cstr; | |
8394 | logargtype = L_STR; | |
8395 | return; } | |
8396 | case Value::V_REFD: { | |
8397 | Ref_base *t_ref = val->steal_ttcn_ref_base(); | |
8398 | delete val; | |
8399 | ref = t_ref; | |
8400 | logargtype = L_REF; | |
8401 | chk_ref(); | |
8402 | return; } | |
8403 | case Value::V_EXPR: | |
8404 | if (val->get_optype() == Value::OPTYPE_MATCH) logargtype = L_MATCH; | |
8405 | else logargtype = L_VAL; | |
8406 | break; | |
8407 | case Value::V_MACRO: | |
8408 | logargtype = L_MACRO; | |
8409 | break; | |
8410 | default: | |
8411 | logargtype = L_VAL; | |
8412 | } // switch | |
8413 | Type *governor = val->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE); | |
8414 | if (governor) { | |
8415 | val->set_my_governor(governor); | |
8416 | (void)governor->chk_this_value(val, 0, Type::EXPECTED_DYNAMIC_VALUE, | |
8417 | INCOMPLETE_NOT_ALLOWED, OMIT_NOT_ALLOWED, SUB_CHK); | |
8418 | if (logargtype == L_VAL && val->get_valuetype() == Value::V_CSTR | |
8419 | && !val->is_unfoldable()) { // string value known at compile time | |
8420 | string *t_cstr = new string(val->get_val_str()); | |
8421 | delete val; | |
8422 | cstr = t_cstr; | |
8423 | logargtype = L_STR; | |
8424 | return; | |
8425 | } | |
8426 | if (logargtype == L_MACRO) { | |
8427 | switch (val->get_valuetype()) { | |
8428 | case Value::V_CSTR: { | |
8429 | // the macro was evaluated to a charstring value | |
8430 | string *t_cstr = new string(val->get_val_str()); | |
8431 | delete val; | |
8432 | cstr = t_cstr; | |
8433 | logargtype = L_STR; | |
8434 | break; } | |
8435 | case Value::V_MACRO: | |
8436 | // the macro could not be evaluated at compile time | |
8437 | // leave logargtype as is | |
8438 | break; | |
8439 | default: | |
8440 | // the macro was evaluated to other value (e.g. integer) | |
8441 | logargtype = L_VAL; | |
8442 | } | |
8443 | } | |
8444 | } else { | |
8445 | val->error("Cannot determine the type of the argument"); | |
8446 | delete val; | |
8447 | logargtype = L_ERROR; | |
8448 | } | |
8449 | } | |
8450 | ||
8451 | void LogArgument::dump(unsigned int level) const | |
8452 | { | |
8453 | Node::dump(level++); | |
8454 | switch (logargtype) { | |
8455 | case L_ERROR: | |
8456 | DEBUG(level, "*error*"); | |
8457 | break; | |
8458 | case L_UNDEF: | |
8459 | DEBUG(level, "*undef*"); | |
8460 | break; | |
8461 | case L_TI: | |
8462 | DEBUG(level, "TemplateInstance"); | |
8463 | break; | |
8464 | case L_VAL: | |
8465 | val->dump(level); | |
8466 | break; | |
8467 | case L_MATCH: | |
8468 | DEBUG(level, "Match"); | |
8469 | break; | |
8470 | case L_MACRO: | |
8471 | DEBUG(level, "Macro"); | |
8472 | break; | |
8473 | case L_REF: | |
8474 | DEBUG(level, "Reference"); | |
8475 | break; | |
8476 | case L_STR: | |
8477 | DEBUG(level, "String=`%s'", cstr->c_str()); | |
8478 | break; | |
8479 | default: | |
8480 | FATAL_ERROR("LogArgument::~LogArgument()"); | |
8481 | } // switch | |
8482 | } | |
8483 | ||
8484 | void LogArgument::set_code_section( | |
8485 | GovernedSimple::code_section_t p_code_section) | |
8486 | { | |
8487 | switch (logargtype) { | |
8488 | case L_UNDEF: | |
8489 | case L_TI: | |
8490 | ti->set_code_section(p_code_section); | |
8491 | break; | |
8492 | case L_VAL: | |
8493 | case L_MATCH: | |
8494 | case L_MACRO: | |
8495 | val->set_code_section(p_code_section); | |
8496 | break; | |
8497 | case L_REF: | |
8498 | ref->set_code_section(p_code_section); | |
8499 | break; | |
8500 | case L_STR: | |
8501 | case L_ERROR: | |
8502 | break; | |
8503 | default: | |
8504 | FATAL_ERROR("LogArgument::set_code_section()"); | |
8505 | } // switch | |
8506 | } | |
8507 | ||
8508 | char *LogArgument::generate_code_log(char *str) | |
8509 | { | |
8510 | expression_struct expr; | |
8511 | Code::init_expr(&expr); | |
8512 | generate_code_expr(&expr); | |
8513 | str = Code::merge_free_expr(str, &expr); | |
8514 | return str; | |
8515 | } | |
8516 | ||
8517 | void LogArgument::chk_recursions(ReferenceChain& refch) | |
8518 | { | |
8519 | switch (logargtype) { | |
8520 | case L_UNDEF: | |
8521 | case L_TI: | |
8522 | ti->chk_recursions(refch); | |
8523 | break; | |
8524 | case L_VAL: | |
8525 | case L_MATCH: | |
8526 | case L_MACRO: | |
8527 | val->chk_recursions(refch); | |
8528 | break; | |
8529 | case L_REF: { | |
8530 | Common::Assignment *ass = ref->get_refd_assignment(); | |
8531 | if (!ass) break; | |
8532 | refch.add(ass->get_fullname()); | |
8533 | } break; | |
8534 | case L_STR: | |
8535 | case L_ERROR: | |
8536 | break; | |
8537 | default: | |
8538 | FATAL_ERROR("LogArgument::chk_recursions()"); | |
8539 | } // switch | |
8540 | } | |
8541 | ||
8542 | bool LogArgument::has_single_expr() | |
8543 | { | |
8544 | switch (logargtype) { | |
8545 | case L_UNDEF: | |
8546 | case L_TI: | |
8547 | return ti->has_single_expr(); | |
8548 | case L_VAL: | |
8549 | case L_MATCH: | |
8550 | case L_MACRO: | |
8551 | return ( val->has_single_expr() && !val->explicit_cast_needed() ); | |
8552 | case L_REF: { | |
8553 | Common::Assignment *ass = ref->get_refd_assignment(); | |
8554 | switch (ass->get_asstype()) { | |
8555 | case Common::Assignment::A_CONST: | |
8556 | case Common::Assignment::A_EXT_CONST: | |
8557 | return ref->has_single_expr(); | |
8558 | default: | |
8559 | return false; | |
8560 | } | |
8561 | break; } | |
8562 | case L_STR: | |
8563 | case L_ERROR: | |
8564 | return true; | |
8565 | default: | |
8566 | FATAL_ERROR("LogArgument::has_single_expr()"); | |
8567 | } // switch | |
8568 | return true; | |
8569 | } | |
8570 | ||
8571 | void LogArgument::generate_code_expr(expression_struct *expr) | |
8572 | { | |
8573 | switch(logargtype) { | |
8574 | case L_TI: { | |
8575 | if (ti->is_only_specific_value()) { | |
8576 | // use the embedded specific value for code generation | |
8577 | ti->get_Template()->get_specific_value()->generate_code_log(expr); | |
8578 | } else { | |
8579 | ti->generate_code(expr); | |
8580 | expr->expr = mputstr(expr->expr, ".log()"); | |
8581 | } | |
8582 | break; } | |
8583 | case L_VAL: | |
8584 | val->generate_code_log(expr); | |
8585 | break; | |
8586 | case L_MATCH: | |
8587 | val->generate_code_log_match(expr); | |
8588 | break; | |
8589 | case L_MACRO: | |
8590 | if (val->has_single_expr()) { | |
8591 | expr->expr = mputprintf(expr->expr, "TTCN_Logger::log_event_str(%s)", | |
8592 | val->get_single_expr().c_str()); | |
8593 | } else val->generate_code_log(expr); | |
8594 | break; | |
8595 | case L_REF: { | |
8596 | ref->generate_code_const_ref(expr); | |
8597 | expr->expr=mputstr(expr->expr, ".log()"); | |
8598 | break;} | |
8599 | case L_STR: { | |
8600 | size_t str_len = cstr->size(); | |
8601 | const char *str_ptr = cstr->c_str(); | |
8602 | switch (str_len) { | |
8603 | case 0: | |
8604 | // the string is empty: do not generate any code | |
8605 | case 1: | |
8606 | // the string has one character: use log_char member | |
8607 | expr->expr = mputstr(expr->expr, "TTCN_Logger::log_char('"); | |
8608 | expr->expr = Code::translate_character(expr->expr, *str_ptr, false); | |
8609 | expr->expr = mputstr(expr->expr, "')"); | |
8610 | break; | |
8611 | default: | |
8612 | // the string has more characters: use log_event_str member | |
8613 | expr->expr = mputstr(expr->expr, "TTCN_Logger::log_event_str(\""); | |
8614 | expr->expr = Code::translate_string(expr->expr, str_ptr); | |
8615 | expr->expr = mputstr(expr->expr, "\")"); | |
8616 | } | |
8617 | break; } | |
8618 | default: | |
8619 | FATAL_ERROR("LogArgument::generate_code_expr()"); | |
8620 | } // switch | |
8621 | } | |
8622 | ||
8623 | // ================================= | |
8624 | // ===== LogArguments | |
8625 | // ================================= | |
8626 | ||
8627 | LogArguments::~LogArguments() | |
8628 | { | |
8629 | for(size_t i=0; i<logargs.size(); i++) delete logargs[i]; | |
8630 | logargs.clear(); | |
8631 | } | |
8632 | ||
8633 | LogArguments *LogArguments::clone() const | |
8634 | { | |
8635 | FATAL_ERROR("LogArguments::clone"); | |
8636 | } | |
8637 | ||
8638 | void LogArguments::add_logarg(LogArgument *p_logarg) | |
8639 | { | |
8640 | if(!p_logarg) | |
8641 | FATAL_ERROR("LogArguments::add_logarg()"); | |
8642 | logargs.add(p_logarg); | |
8643 | } | |
8644 | ||
8645 | void LogArguments::set_my_scope(Scope *p_scope) | |
8646 | { | |
8647 | for(size_t i=0; i<logargs.size(); i++) | |
8648 | logargs[i]->set_my_scope(p_scope); | |
8649 | } | |
8650 | ||
8651 | void LogArguments::set_fullname(const string& p_fullname) | |
8652 | { | |
8653 | Node::set_fullname(p_fullname); | |
8654 | for(size_t i=0; i<logargs.size(); i++) | |
8655 | logargs[i]->set_fullname(p_fullname+".logargs_"+Int2string(i+1)); | |
8656 | } | |
8657 | ||
8658 | void LogArguments::chk() | |
8659 | { | |
8660 | for(size_t i=0; i<logargs.size(); i++) | |
8661 | logargs[i]->chk(); | |
8662 | } | |
8663 | ||
8664 | void LogArguments::join_strings() | |
8665 | { | |
8666 | // points to the previous string argument otherwise it is NULL | |
8667 | LogArgument *prev_arg = 0; | |
8668 | for (size_t i = 0; i < logargs.size(); ) { | |
8669 | LogArgument *arg = logargs[i]; | |
8670 | if (arg->get_type() == LogArgument::L_STR) { | |
8671 | const string& str = arg->get_str(); | |
8672 | if (str.size() > 0) { | |
8673 | // the current argument is a non-empty string | |
8674 | if (prev_arg) { | |
8675 | // append str to prev_arg and drop arg | |
8676 | prev_arg->append_str(str); | |
8677 | delete arg; | |
8678 | logargs.replace(i, 1); | |
8679 | // don't increment i | |
8680 | } else { | |
8681 | // keep it for the next iteration | |
8682 | prev_arg = arg; | |
8683 | i++; | |
8684 | } | |
8685 | } else { | |
8686 | // the current argument is an empty string | |
8687 | // simply drop it unless it is the only argument | |
8688 | // note: we must distinguish between log() and log("") | |
8689 | if (i > 0 || logargs.size() > 1) { | |
8690 | delete arg; | |
8691 | logargs.replace(i, 1); | |
8692 | // don't increment i | |
8693 | } else break; | |
8694 | } | |
8695 | } else { | |
8696 | // the current argument is not a string | |
8697 | // forget the previous arg | |
8698 | prev_arg = 0; | |
8699 | i++; | |
8700 | } | |
8701 | } | |
8702 | } | |
8703 | ||
8704 | void LogArguments::set_code_section( | |
8705 | GovernedSimple::code_section_t p_code_section) | |
8706 | { | |
8707 | for (size_t i = 0; i < logargs.size(); i++) | |
8708 | logargs[i]->set_code_section(p_code_section); | |
8709 | } | |
8710 | ||
8711 | char *LogArguments::generate_code(char *str) | |
8712 | { | |
8713 | for(size_t i=0; i<logargs.size(); i++) | |
8714 | str=logargs[i]->generate_code_log(str); | |
8715 | return str; | |
8716 | } | |
8717 | ||
8718 | void LogArguments::chk_recursions(ReferenceChain& refch) | |
8719 | { | |
8720 | for (size_t i=0; i<logargs.size(); i++) { | |
8721 | refch.mark_state(); | |
8722 | logargs[i]->chk_recursions(refch); | |
8723 | refch.prev_state(); | |
8724 | } | |
8725 | } | |
8726 | ||
8727 | bool LogArguments::has_single_expr() | |
8728 | { | |
8729 | bool i_have_single_expr = true; | |
8730 | for (size_t i=0; i<logargs.size(); i++) | |
8731 | i_have_single_expr = i_have_single_expr && logargs[i]->has_single_expr(); | |
8732 | return i_have_single_expr; | |
8733 | } | |
8734 | ||
8735 | void LogArguments::generate_code_expr(expression_struct *expr) | |
8736 | { | |
8737 | expr->expr = mputstr(expr->expr, "(TTCN_Logger::begin_event_log2str(),"); | |
8738 | for(size_t i=0; i<logargs.size(); i++) { | |
8739 | logargs[i]->generate_code_expr(expr); | |
8740 | expr->expr = mputc(expr->expr, ','); // comma operator | |
8741 | } | |
8742 | expr->expr = mputstr(expr->expr, "TTCN_Logger::end_event_log2str())"); | |
8743 | } | |
8744 | ||
8745 | // ================================= | |
8746 | // ===== IfClause | |
8747 | // ================================= | |
8748 | ||
8749 | IfClause::IfClause(Value *p_expr, StatementBlock *p_block) | |
8750 | : expr(p_expr), block(p_block) | |
8751 | { | |
8752 | if(!expr || !block) | |
8753 | FATAL_ERROR("IfClause::IfClause()"); | |
8754 | } | |
8755 | ||
8756 | IfClause::~IfClause() | |
8757 | { | |
8758 | delete expr; | |
8759 | delete block; | |
8760 | } | |
8761 | ||
8762 | IfClause *IfClause::clone() const | |
8763 | { | |
8764 | FATAL_ERROR("IfClause::clone"); | |
8765 | } | |
8766 | ||
8767 | void IfClause::set_my_scope(Scope *p_scope) | |
8768 | { | |
8769 | expr->set_my_scope(p_scope); | |
8770 | block->set_my_scope(p_scope); | |
8771 | } | |
8772 | ||
8773 | void IfClause::set_fullname(const string& p_fullname) | |
8774 | { | |
8775 | Node::set_fullname(p_fullname); | |
8776 | expr->set_fullname(p_fullname+".expr"); | |
8777 | block->set_fullname(p_fullname+".block"); | |
8778 | } | |
8779 | ||
8780 | bool IfClause::has_receiving_stmt() const | |
8781 | { | |
8782 | return block->has_receiving_stmt(); | |
8783 | } | |
8784 | ||
8785 | void IfClause::chk(bool& unreach) | |
8786 | { | |
8787 | Error_Context cntxt(this, "In if statement"); | |
8788 | if(unreach) warning("Control never reaches this code because of" | |
8789 | " previous effective condition(s)"); | |
8790 | expr->chk_expr_bool(Type::EXPECTED_DYNAMIC_VALUE); | |
8791 | if(!expr->is_unfoldable()) { | |
8792 | if(expr->get_val_bool()) unreach=true; | |
8793 | else block->warning("Control never reaches this code because the" | |
8794 | " conditional expression evaluates to false"); | |
8795 | } | |
8796 | block->chk(); | |
8797 | } | |
8798 | ||
8799 | void IfClause::set_code_section( | |
8800 | GovernedSimple::code_section_t p_code_section) | |
8801 | { | |
8802 | expr->set_code_section(p_code_section); | |
8803 | block->set_code_section(p_code_section); | |
8804 | } | |
8805 | ||
8806 | char* IfClause::generate_code(char *str, size_t& blockcount, | |
8807 | bool& unreach, bool& eachfalse) | |
8808 | { | |
8809 | if(unreach) return str; | |
8810 | if(!expr->is_unfoldable()) { | |
8811 | if(expr->get_val_bool()) unreach=true; | |
8812 | else return str; | |
8813 | } | |
8814 | if (!eachfalse) str = mputstr(str, "else "); | |
8815 | if (!unreach) { | |
8816 | if (!eachfalse) { | |
8817 | str = mputstr(str, "{\n"); | |
8818 | blockcount++; | |
8819 | } | |
8820 | str = expr->update_location_object(str); | |
8821 | str = expr->generate_code_tmp(str, "if (", blockcount); | |
8822 | str = mputstr(str, ") "); | |
8823 | } | |
8824 | eachfalse = false; | |
8825 | str=mputstr(str, "{\n"); | |
8826 | str=block->generate_code(str); | |
8827 | str=mputstr(str, "}\n"); | |
8828 | return str; | |
8829 | } | |
8830 | ||
8831 | void IfClause::ilt_generate_code(ILT *ilt, const char *end_label, | |
8832 | bool& unreach) | |
8833 | { | |
8834 | if(unreach) return; | |
8835 | if(!expr->is_unfoldable()) { | |
8836 | if(expr->get_val_bool()) unreach=true; | |
8837 | else return; | |
8838 | } | |
8839 | char*& str=ilt->get_out_branches(); | |
8840 | char *label=0; | |
8841 | if(!unreach) { | |
8842 | size_t blockcount=0; | |
8843 | label=mprintf("%s_l%lu", | |
8844 | ilt->get_my_tmpid().c_str(), | |
8845 | (unsigned long) ilt->get_new_label_num()); | |
8846 | str=expr->update_location_object(str); | |
8847 | str=expr->generate_code_tmp(str, "if(!", blockcount); | |
8848 | str=mputprintf(str, ") goto %s;\n", label); | |
8849 | while(blockcount-->0) str=mputstr(str, "}\n"); | |
8850 | } | |
8851 | block->ilt_generate_code(ilt); | |
8852 | if(!unreach) { | |
8853 | str=mputprintf(str, "goto %s;\n%s:\n", | |
8854 | end_label, label); | |
8855 | Free(label); | |
8856 | } | |
8857 | } | |
8858 | ||
8859 | void IfClause::set_parent_path(WithAttribPath* p_path) { | |
8860 | block->set_parent_path(p_path); | |
8861 | } | |
8862 | ||
8863 | void IfClause::dump(unsigned int level) const { | |
8864 | DEBUG(level, "If clause!"); | |
8865 | expr->dump(level + 1); | |
8866 | block->dump(level + 1); | |
8867 | } | |
8868 | ||
8869 | // ================================= | |
8870 | // ===== IfClauses | |
8871 | // ================================= | |
8872 | ||
8873 | IfClauses::~IfClauses() | |
8874 | { | |
8875 | for(size_t i=0; i<ics.size(); i++) delete ics[i]; | |
8876 | ics.clear(); | |
8877 | } | |
8878 | ||
8879 | IfClauses *IfClauses::clone() const | |
8880 | { | |
8881 | FATAL_ERROR("IfClauses::clone"); | |
8882 | } | |
8883 | ||
8884 | void IfClauses::add_ic(IfClause *p_ic) | |
8885 | { | |
8886 | if(!p_ic) | |
8887 | FATAL_ERROR("IfClauses::add_ic()"); | |
8888 | ics.add(p_ic); | |
8889 | } | |
8890 | ||
8891 | void IfClauses::add_front_ic(IfClause *p_ic) | |
8892 | { | |
8893 | if(!p_ic) | |
8894 | FATAL_ERROR("IfClauses::add_front_ic()"); | |
8895 | ics.add_front(p_ic); | |
8896 | } | |
8897 | ||
8898 | void IfClauses::set_my_scope(Scope *p_scope) | |
8899 | { | |
8900 | for(size_t i=0; i<ics.size(); i++) | |
8901 | ics[i]->set_my_scope(p_scope); | |
8902 | } | |
8903 | ||
8904 | void IfClauses::set_fullname(const string& p_fullname) | |
8905 | { | |
8906 | Node::set_fullname(p_fullname); | |
8907 | for(size_t i=0; i<ics.size(); i++) | |
8908 | ics[i]->set_fullname(p_fullname+".ic_"+Int2string(i+1)); | |
8909 | } | |
8910 | ||
8911 | void IfClauses::set_my_sb(StatementBlock *p_sb, size_t p_index) | |
8912 | { | |
8913 | for(size_t i=0; i<ics.size(); i++) | |
8914 | ics[i]->get_block()->set_my_sb(p_sb, p_index); | |
8915 | } | |
8916 | ||
8917 | void IfClauses::set_my_def(Definition *p_def) | |
8918 | { | |
8919 | for(size_t i=0; i<ics.size(); i++) | |
8920 | ics[i]->get_block()->set_my_def(p_def); | |
8921 | } | |
8922 | ||
8923 | void IfClauses::set_my_ags(AltGuards *p_ags) | |
8924 | { | |
8925 | for(size_t i=0; i<ics.size(); i++) | |
8926 | ics[i]->get_block()->set_my_ags(p_ags); | |
8927 | } | |
8928 | ||
8929 | void IfClauses::set_my_laic_stmt(AltGuards *p_ags, Statement *p_loop_stmt) | |
8930 | { | |
8931 | for(size_t i=0; i<ics.size(); i++) | |
8932 | ics[i]->get_block()->set_my_laic_stmt(p_ags, p_loop_stmt); | |
8933 | } | |
8934 | ||
8935 | StatementBlock::returnstatus_t IfClauses::has_return | |
8936 | (StatementBlock *elseblock) const | |
8937 | { | |
8938 | StatementBlock::returnstatus_t ret_val = StatementBlock::RS_MAYBE; | |
8939 | for (size_t i = 0; i < ics.size(); i++) { | |
8940 | switch (ics[i]->get_block()->has_return()) { | |
8941 | case StatementBlock::RS_NO: | |
8942 | if (ret_val == StatementBlock::RS_YES) return StatementBlock::RS_MAYBE; | |
8943 | else ret_val = StatementBlock::RS_NO; | |
8944 | break; | |
8945 | case StatementBlock::RS_YES: | |
8946 | if (ret_val == StatementBlock::RS_NO) return StatementBlock::RS_MAYBE; | |
8947 | else ret_val = StatementBlock::RS_YES; | |
8948 | break; | |
8949 | default: | |
8950 | return StatementBlock::RS_MAYBE; | |
8951 | } | |
8952 | } | |
8953 | StatementBlock::returnstatus_t else_status; | |
8954 | if (elseblock) else_status = elseblock->has_return(); | |
8955 | else else_status = StatementBlock::RS_NO; | |
8956 | switch (else_status) { | |
8957 | case StatementBlock::RS_NO: | |
8958 | if (ret_val == StatementBlock::RS_YES) return StatementBlock::RS_MAYBE; | |
8959 | else ret_val = StatementBlock::RS_NO; | |
8960 | break; | |
8961 | case StatementBlock::RS_YES: | |
8962 | if (ret_val == StatementBlock::RS_NO) return StatementBlock::RS_MAYBE; | |
8963 | else ret_val = StatementBlock::RS_YES; | |
8964 | break; | |
8965 | default: | |
8966 | return StatementBlock::RS_MAYBE; | |
8967 | } | |
8968 | return ret_val; | |
8969 | } | |
8970 | ||
8971 | bool IfClauses::has_receiving_stmt() const | |
8972 | { | |
8973 | for(size_t i=0; i<ics.size(); i++) | |
8974 | if(ics[i]->has_receiving_stmt()) return true; | |
8975 | return false; | |
8976 | } | |
8977 | ||
8978 | void IfClauses::chk(bool& unreach) | |
8979 | { | |
8980 | for(size_t i=0; i<ics.size(); i++) | |
8981 | ics[i]->chk(unreach); | |
8982 | } | |
8983 | ||
8984 | void IfClauses::chk_allowed_interleave() | |
8985 | { | |
8986 | for (size_t i = 0; i < ics.size(); i++) | |
8987 | ics[i]->get_block()->chk_allowed_interleave(); | |
8988 | } | |
8989 | ||
8990 | void IfClauses::set_code_section( | |
8991 | GovernedSimple::code_section_t p_code_section) | |
8992 | { | |
8993 | for (size_t i = 0; i < ics.size(); i++) | |
8994 | ics[i]->set_code_section(p_code_section); | |
8995 | } | |
8996 | ||
8997 | char* IfClauses::generate_code(char *str, size_t& blockcount, | |
8998 | bool& unreach, bool& eachfalse) | |
8999 | { | |
9000 | for(size_t i=0; i<ics.size(); i++) { | |
9001 | if(unreach) return str; | |
9002 | str=ics[i]->generate_code(str, blockcount, unreach, eachfalse); | |
9003 | } | |
9004 | return str; | |
9005 | } | |
9006 | ||
9007 | void IfClauses::ilt_generate_code(ILT *ilt, const char *end_label, | |
9008 | bool& unreach) | |
9009 | { | |
9010 | for(size_t i=0; i<ics.size(); i++) { | |
9011 | if(unreach) return; | |
9012 | ics[i]->ilt_generate_code(ilt, end_label, unreach); | |
9013 | } | |
9014 | } | |
9015 | ||
9016 | void IfClauses::set_parent_path(WithAttribPath* p_path) { | |
9017 | for (size_t i = 0; i < ics.size(); i++) | |
9018 | ics[i]->set_parent_path(p_path); | |
9019 | } | |
9020 | ||
9021 | void IfClauses::dump(unsigned int level) const { | |
9022 | DEBUG(level, "%lu if clauses", (unsigned long)ics.size()); | |
9023 | for (size_t i = 0; i < ics.size(); i++) | |
9024 | ics[i]->dump(level + 1); | |
9025 | } | |
9026 | ||
9027 | // ================================= | |
9028 | // ===== SelectCase | |
9029 | // ================================= | |
9030 | ||
9031 | SelectCase::SelectCase(TemplateInstances *p_tis, StatementBlock *p_block) | |
9032 | : tis(p_tis), block(p_block) | |
9033 | { | |
9034 | if(!block) | |
9035 | FATAL_ERROR("SelectCase::SelectCase()"); | |
9036 | } | |
9037 | ||
9038 | SelectCase::~SelectCase() | |
9039 | { | |
9040 | delete tis; | |
9041 | delete block; | |
9042 | } | |
9043 | ||
9044 | SelectCase *SelectCase::clone() const | |
9045 | { | |
9046 | FATAL_ERROR("SelectCase::clone"); | |
9047 | } | |
9048 | ||
9049 | void SelectCase::set_my_scope(Scope *p_scope) | |
9050 | { | |
9051 | if(tis) tis->set_my_scope(p_scope); | |
9052 | block->set_my_scope(p_scope); | |
9053 | } | |
9054 | ||
9055 | void SelectCase::set_fullname(const string& p_fullname) | |
9056 | { | |
9057 | Node::set_fullname(p_fullname); | |
9058 | if(tis) tis->set_fullname(p_fullname+".tis"); | |
9059 | block->set_fullname(p_fullname+".block"); | |
9060 | } | |
9061 | ||
9062 | /** \todo review */ | |
9063 | void SelectCase::chk(Type *p_gov, bool& unreach) | |
9064 | { | |
9065 | Error_Context cntxt(this, "In select case statement"); | |
9066 | if(unreach) warning("Control never reaches this code because of" | |
9067 | " previous effective case(s)"); | |
9068 | if(tis) | |
9069 | for(size_t i=0; i<tis->get_nof_tis(); i++) | |
9070 | tis->get_ti_byIndex(i)->chk(p_gov); | |
9071 | else unreach=true; // else statement | |
9072 | block->chk(); | |
9073 | } | |
9074 | ||
9075 | void SelectCase::set_code_section | |
9076 | (GovernedSimple::code_section_t p_code_section) | |
9077 | { | |
9078 | if(tis) tis->set_code_section(p_code_section); | |
9079 | block->set_code_section(p_code_section); | |
9080 | } | |
9081 | ||
9082 | /** \todo review */ | |
9083 | char* SelectCase::generate_code_if(char *str, const char *tmp_prefix, | |
9084 | const char *expr_name, size_t idx, | |
9085 | bool& unreach) | |
9086 | { | |
9087 | if(unreach) return str; | |
9088 | if(tis) { | |
9089 | for(size_t i=0; i<tis->get_nof_tis(); i++) { | |
9090 | TemplateInstance *ti=tis->get_ti_byIndex(i); | |
9091 | Template *tb=ti->get_Template(); | |
9092 | bool specval = tb->is_Value(); | |
9093 | expression_struct exprs; | |
9094 | Code::init_expr(&exprs); | |
9095 | if (!specval) ti->generate_code(&exprs); | |
9096 | else if (tb->get_templatetype() == Template::SPECIFIC_VALUE) { | |
9097 | tb->get_specific_value()->generate_code_expr_mandatory(&exprs); | |
9098 | } | |
9099 | else { | |
9100 | Value* val = tb->get_Value(); | |
9101 | val->generate_code_expr_mandatory(&exprs); | |
9102 | delete val; | |
9103 | } | |
9104 | str=tb->update_location_object(str); | |
9105 | if(!exprs.preamble && !exprs.postamble) { | |
9106 | str=mputstr(str, "if("); | |
9107 | if(!specval) | |
9108 | str=mputprintf(str, "%s.match(%s)", exprs.expr, expr_name); | |
9109 | else str=mputprintf(str, "%s == %s", expr_name, exprs.expr); | |
9110 | str=mputprintf(str, ") goto %s_%lu;\n", tmp_prefix, | |
9111 | (unsigned long) idx); | |
9112 | Code::free_expr(&exprs); | |
9113 | } | |
9114 | else { | |
9115 | str=mputprintf(str, "{\nboolean %s_%lub;\n", tmp_prefix, | |
9116 | (unsigned long) idx); | |
9117 | char *s=exprs.expr; | |
9118 | exprs.expr=mprintf("%s_%lub = ", tmp_prefix, (unsigned long) idx); | |
9119 | if(!specval) | |
9120 | exprs.expr=mputprintf(exprs.expr, "%s.match(%s)", s, expr_name); | |
9121 | else exprs.expr=mputprintf(exprs.expr, "(%s == %s)", expr_name, s); | |
9122 | Free(s); | |
9123 | str=Code::merge_free_expr(str, &exprs); | |
9124 | str=mputprintf(str, "if(%s_%lub) goto %s_%lu;\n}\n", | |
9125 | tmp_prefix, (unsigned long) idx, tmp_prefix, (unsigned long) idx); | |
9126 | } | |
9127 | } // for i | |
9128 | } // if tis | |
9129 | else { | |
9130 | unreach=true; // else statement | |
9131 | str=mputprintf(str, "goto %s_%lu;\n", tmp_prefix, (unsigned long) idx); | |
9132 | } | |
9133 | return str; | |
9134 | } | |
9135 | ||
9136 | /** \todo review */ | |
9137 | char* SelectCase::generate_code_stmt(char *str, const char *tmp_prefix, | |
9138 | size_t idx, bool& unreach) | |
9139 | { | |
9140 | if(unreach) return str; | |
9141 | if(!tis) unreach=true; | |
9142 | str=mputprintf(str, "%s_%lu:\n{\n", tmp_prefix, (unsigned long) idx); | |
9143 | str=block->generate_code(str); | |
9144 | str=mputprintf(str, "goto %s_end;\n}\n", tmp_prefix); | |
9145 | return str; | |
9146 | } | |
9147 | ||
9148 | void SelectCase::ilt_generate_code_stmt(ILT *ilt, const char *tmp_prefix, | |
9149 | size_t idx, bool& unreach) | |
9150 | { | |
9151 | if(unreach) return; | |
9152 | if(!tis) unreach=true; | |
9153 | char*& str=ilt->get_out_branches(); | |
9154 | str=mputprintf(str, "%s_%lu:\n", tmp_prefix, (unsigned long) idx); | |
9155 | bool has_recv=block->has_receiving_stmt(); | |
9156 | if(!has_recv) { | |
9157 | str=mputstr(str, "{\n"); | |
9158 | str=block->generate_code(str); | |
9159 | } | |
9160 | else block->ilt_generate_code(ilt); | |
9161 | str=mputprintf(str, "goto %s_end;\n", tmp_prefix); | |
9162 | if(!has_recv) | |
9163 | str=mputstr(str, "}\n"); | |
9164 | } | |
9165 | ||
9166 | void SelectCase::set_parent_path(WithAttribPath* p_path) { | |
9167 | block->set_parent_path(p_path); | |
9168 | } | |
9169 | ||
9170 | // ================================= | |
9171 | // ===== SelectCases | |
9172 | // ================================= | |
9173 | ||
9174 | SelectCases::~SelectCases() | |
9175 | { | |
9176 | for(size_t i=0; i<scs.size(); i++) delete scs[i]; | |
9177 | scs.clear(); | |
9178 | } | |
9179 | ||
9180 | SelectCases *SelectCases::clone() const | |
9181 | { | |
9182 | FATAL_ERROR("SelectCases::clone"); | |
9183 | } | |
9184 | ||
9185 | void SelectCases::add_sc(SelectCase *p_sc) | |
9186 | { | |
9187 | if(!p_sc) | |
9188 | FATAL_ERROR("SelectCases::add_sc()"); | |
9189 | scs.add(p_sc); | |
9190 | } | |
9191 | ||
9192 | void SelectCases::set_my_scope(Scope *p_scope) | |
9193 | { | |
9194 | for(size_t i=0; i<scs.size(); i++) | |
9195 | scs[i]->set_my_scope(p_scope); | |
9196 | } | |
9197 | ||
9198 | void SelectCases::set_fullname(const string& p_fullname) | |
9199 | { | |
9200 | Node::set_fullname(p_fullname); | |
9201 | for(size_t i=0; i<scs.size(); i++) | |
9202 | scs[i]->set_fullname(p_fullname+".sc_"+Int2string(i+1)); | |
9203 | } | |
9204 | ||
9205 | void SelectCases::set_my_sb(StatementBlock *p_sb, size_t p_index) | |
9206 | { | |
9207 | for(size_t i=0; i<scs.size(); i++) | |
9208 | scs[i]->get_block()->set_my_sb(p_sb, p_index); | |
9209 | } | |
9210 | ||
9211 | void SelectCases::set_my_def(Definition *p_def) | |
9212 | { | |
9213 | for(size_t i=0; i<scs.size(); i++) | |
9214 | scs[i]->get_block()->set_my_def(p_def); | |
9215 | } | |
9216 | ||
9217 | void SelectCases::set_my_ags(AltGuards *p_ags) | |
9218 | { | |
9219 | for(size_t i=0; i<scs.size(); i++) | |
9220 | scs[i]->get_block()->set_my_ags(p_ags); | |
9221 | } | |
9222 | ||
9223 | void SelectCases::set_my_laic_stmt(AltGuards *p_ags, Statement *p_loop_stmt) | |
9224 | { | |
9225 | for(size_t i=0; i<scs.size(); i++) | |
9226 | scs[i]->get_block()->set_my_laic_stmt(p_ags, p_loop_stmt); | |
9227 | } | |
9228 | ||
9229 | StatementBlock::returnstatus_t SelectCases::has_return() const | |
9230 | { | |
9231 | StatementBlock::returnstatus_t ret_val = StatementBlock::RS_MAYBE; | |
9232 | bool has_else = false; | |
9233 | for (size_t i = 0; i < scs.size(); i++) { | |
9234 | SelectCase *sc = scs[i]; | |
9235 | switch (sc->get_block()->has_return()) { | |
9236 | case StatementBlock::RS_NO: | |
9237 | if (ret_val == StatementBlock::RS_YES) return StatementBlock::RS_MAYBE; | |
9238 | else ret_val = StatementBlock::RS_NO; | |
9239 | break; | |
9240 | case StatementBlock::RS_YES: | |
9241 | if (ret_val == StatementBlock::RS_NO) return StatementBlock::RS_MAYBE; | |
9242 | else ret_val = StatementBlock::RS_YES; | |
9243 | break; | |
9244 | default: | |
9245 | return StatementBlock::RS_MAYBE; | |
9246 | } | |
9247 | if (!sc->get_tis()) { | |
9248 | has_else = true; | |
9249 | break; | |
9250 | } | |
9251 | } | |
9252 | if (!has_else && ret_val == StatementBlock::RS_YES) | |
9253 | return StatementBlock::RS_MAYBE; | |
9254 | else return ret_val; | |
9255 | } | |
9256 | ||
9257 | bool SelectCases::has_receiving_stmt() const | |
9258 | { | |
9259 | for(size_t i=0; i<scs.size(); i++) | |
9260 | if(scs[i]->get_block()->has_receiving_stmt()) return true; | |
9261 | return false; | |
9262 | } | |
9263 | ||
9264 | /** \todo review */ | |
9265 | void SelectCases::chk(Type *p_gov) | |
9266 | { | |
9267 | bool unreach=false; | |
9268 | for(size_t i=0; i<scs.size(); i++) | |
9269 | scs[i]->chk(p_gov, unreach); | |
9270 | } | |
9271 | ||
9272 | void SelectCases::chk_allowed_interleave() | |
9273 | { | |
9274 | for (size_t i = 0; i < scs.size(); i++) | |
9275 | scs[i]->get_block()->chk_allowed_interleave(); | |
9276 | } | |
9277 | ||
9278 | void SelectCases::set_code_section | |
9279 | (GovernedSimple::code_section_t p_code_section) | |
9280 | { | |
9281 | for(size_t i=0; i<scs.size(); i++) | |
9282 | scs[i]->set_code_section(p_code_section); | |
9283 | } | |
9284 | ||
9285 | char* SelectCases::generate_code(char *str, const char *tmp_prefix, | |
9286 | const char *expr_name) | |
9287 | { | |
9288 | bool unreach=false; | |
9289 | for(size_t i=0; i<scs.size(); i++) { | |
9290 | str=scs[i]->generate_code_if(str, tmp_prefix, expr_name, i, unreach); | |
9291 | if(unreach) break; | |
9292 | } | |
9293 | if(!unreach) str=mputprintf(str, "goto %s_end;\n", tmp_prefix); | |
9294 | unreach=false; | |
9295 | for(size_t i=0; i<scs.size(); i++) { | |
9296 | str=scs[i]->generate_code_stmt(str, tmp_prefix, i, unreach); | |
9297 | if(unreach) break; | |
9298 | } | |
9299 | str=mputprintf(str, "%s_end: /* empty */;\n", tmp_prefix); | |
9300 | return str; | |
9301 | } | |
9302 | ||
9303 | void SelectCases::ilt_generate_code(ILT *ilt, const char *tmp_prefix, | |
9304 | const char *expr_init, | |
9305 | const char *expr_name) | |
9306 | { | |
9307 | char*& str=ilt->get_out_branches(); | |
9308 | if(strlen(expr_init)) { | |
9309 | str=mputstr(str, "{\n"); // (1) | |
9310 | str=mputstr(str, expr_init); | |
9311 | } | |
9312 | bool unreach=false; | |
9313 | for(size_t i=0; i<scs.size(); i++) { | |
9314 | if(unreach) break; | |
9315 | str=scs[i]->generate_code_if(str, tmp_prefix, expr_name, i, unreach); | |
9316 | } | |
9317 | if(!unreach) str=mputprintf(str, "goto %s_end;\n", tmp_prefix); | |
9318 | if(strlen(expr_init)) str=mputstr(str, "}\n"); // (1) | |
9319 | unreach=false; | |
9320 | for(size_t i=0; i<scs.size(); i++) { | |
9321 | if(unreach) break; | |
9322 | scs[i]->ilt_generate_code_stmt(ilt, tmp_prefix, i, unreach); | |
9323 | } | |
9324 | str=mputprintf(str, "%s_end:\n", tmp_prefix); | |
9325 | } | |
9326 | ||
9327 | void SelectCases::set_parent_path(WithAttribPath* p_path) { | |
9328 | for (size_t i = 0; i < scs.size(); i++) | |
9329 | scs[i]->set_parent_path(p_path); | |
9330 | } | |
9331 | ||
9332 | // ================================= | |
9333 | // ===== AltGuard | |
9334 | // ================================= | |
9335 | ||
9336 | AltGuard::AltGuard(Value *p_expr, Statement *p_stmt, StatementBlock *p_block) | |
9337 | : altguardtype(AG_OP), expr(p_expr), stmt(p_stmt), block(p_block) | |
9338 | { | |
9339 | if (!p_stmt || !p_block) FATAL_ERROR("AltGuard::AltGuard()"); | |
9340 | } | |
9341 | ||
9342 | AltGuard::AltGuard(Value *p_expr, Ref_pard *p_ref, StatementBlock *p_block) | |
9343 | : altguardtype(AG_REF), expr(p_expr), ref(p_ref), block(p_block) | |
9344 | { | |
9345 | if (!p_ref) FATAL_ERROR("AltGuard::AltGuard()"); | |
9346 | } | |
9347 | ||
9348 | AltGuard::AltGuard(Value *p_expr, Value *p_v, | |
9349 | Ttcn::TemplateInstances *p_t_list, StatementBlock *p_block) | |
9350 | : altguardtype(AG_INVOKE), expr(p_expr) | |
9351 | , block(p_block) | |
9352 | { | |
9353 | if(!p_v || !p_t_list) FATAL_ERROR("AltGuard::AltGuard()"); | |
9354 | invoke.v = p_v; | |
9355 | invoke.t_list = p_t_list; | |
9356 | invoke.ap_list = 0; | |
9357 | } | |
9358 | ||
9359 | AltGuard::AltGuard(StatementBlock *p_block) | |
9360 | : altguardtype(AG_ELSE), expr(0), dummy(0), block(p_block) | |
9361 | { | |
9362 | if (!p_block) FATAL_ERROR("AltGuard::AltGuard()"); | |
9363 | } | |
9364 | ||
9365 | AltGuard::~AltGuard() | |
9366 | { | |
9367 | switch(altguardtype) { | |
9368 | case AG_OP: | |
9369 | delete expr; | |
9370 | delete stmt; | |
9371 | delete block; | |
9372 | break; | |
9373 | case AG_REF: | |
9374 | delete expr; | |
9375 | delete ref; | |
9376 | delete block; | |
9377 | break; | |
9378 | case AG_INVOKE: | |
9379 | delete expr; | |
9380 | delete invoke.v; | |
9381 | delete invoke.t_list; | |
9382 | delete invoke.ap_list; | |
9383 | delete block; | |
9384 | break; | |
9385 | case AG_ELSE: | |
9386 | delete block; | |
9387 | break; | |
9388 | default: | |
9389 | FATAL_ERROR("AltGuard::~AltGuard()"); | |
9390 | } // switch | |
9391 | } | |
9392 | ||
9393 | AltGuard *AltGuard::clone() const | |
9394 | { | |
9395 | FATAL_ERROR("AltGuard::clone"); | |
9396 | } | |
9397 | ||
9398 | void AltGuard::set_my_scope(Scope *p_scope) | |
9399 | { | |
9400 | switch(altguardtype) { | |
9401 | case AG_OP: | |
9402 | if(expr) expr->set_my_scope(p_scope); | |
9403 | stmt->set_my_scope(p_scope); | |
9404 | block->set_my_scope(p_scope); | |
9405 | break; | |
9406 | case AG_REF: | |
9407 | if(expr) expr->set_my_scope(p_scope); | |
9408 | ref->set_my_scope(p_scope); | |
9409 | if(block) block->set_my_scope(p_scope); | |
9410 | break; | |
9411 | case AG_INVOKE: | |
9412 | if(expr) expr->set_my_scope(p_scope); | |
9413 | invoke.v->set_my_scope(p_scope); | |
9414 | if(invoke.t_list) invoke.t_list->set_my_scope(p_scope); | |
9415 | if(invoke.ap_list) invoke.ap_list->set_my_scope(p_scope); | |
9416 | if(block) block->set_my_scope(p_scope); | |
9417 | break; | |
9418 | case AG_ELSE: | |
9419 | block->set_my_scope(p_scope); | |
9420 | break; | |
9421 | default: | |
9422 | FATAL_ERROR("AltGuard::set_my_scope()"); | |
9423 | } // switch | |
9424 | } | |
9425 | ||
9426 | void AltGuard::set_my_sb(StatementBlock *p_sb, size_t p_index) | |
9427 | { | |
9428 | switch(altguardtype) { | |
9429 | case AG_OP: | |
9430 | stmt->set_my_sb(p_sb, p_index); | |
9431 | block->set_my_sb(p_sb, p_index); | |
9432 | break; | |
9433 | case AG_REF: | |
9434 | if(block) block->set_my_sb(p_sb, p_index); | |
9435 | break; | |
9436 | case AG_INVOKE: | |
9437 | if(block) block->set_my_sb(p_sb, p_index); | |
9438 | break; | |
9439 | case AG_ELSE: | |
9440 | block->set_my_sb(p_sb, p_index); | |
9441 | break; | |
9442 | default: | |
9443 | FATAL_ERROR("AltGuard::set_my_sb()"); | |
9444 | } // switch | |
9445 | } | |
9446 | ||
9447 | void AltGuard::set_fullname(const string& p_fullname) | |
9448 | { | |
9449 | Node::set_fullname(p_fullname); | |
9450 | switch(altguardtype) { | |
9451 | case AG_OP: | |
9452 | if(expr) expr->set_fullname(p_fullname+".expr"); | |
9453 | stmt->set_fullname(p_fullname+".stmt"); | |
9454 | block->set_fullname(p_fullname+".block"); | |
9455 | break; | |
9456 | case AG_REF: | |
9457 | if(expr) expr->set_fullname(p_fullname+".expr"); | |
9458 | ref->set_fullname(p_fullname+".ref"); | |
9459 | if(block) block->set_fullname(p_fullname+".block"); | |
9460 | break; | |
9461 | case AG_INVOKE: | |
9462 | if(expr) expr->set_fullname(p_fullname+".expr"); | |
9463 | invoke.v->set_fullname(p_fullname+".function"); | |
9464 | if(invoke.t_list) invoke.t_list->set_fullname(p_fullname+".argument"); | |
9465 | if(invoke.ap_list) invoke.ap_list->set_fullname(p_fullname+".argument"); | |
9466 | if(block) block->set_fullname(p_fullname+".block"); | |
9467 | break; | |
9468 | case AG_ELSE: | |
9469 | block->set_fullname(p_fullname+".elseblock"); | |
9470 | break; | |
9471 | default: | |
9472 | FATAL_ERROR("AltGuard::set_fullname()"); | |
9473 | } // switch | |
9474 | } | |
9475 | ||
9476 | Value *AltGuard::get_guard_expr() const | |
9477 | { | |
9478 | if (altguardtype == AG_ELSE) FATAL_ERROR("AltGuard::get_guard_expr()"); | |
9479 | return expr; | |
9480 | } | |
9481 | ||
9482 | Ref_pard *AltGuard::get_guard_ref() const | |
9483 | { | |
9484 | if (altguardtype != AG_REF) FATAL_ERROR("AltGuard::get_guard_ref()"); | |
9485 | return ref; | |
9486 | } | |
9487 | ||
9488 | Statement *AltGuard::get_guard_stmt() const | |
9489 | { | |
9490 | if (altguardtype != AG_OP) FATAL_ERROR("AltGuard::get_guard_stmt()"); | |
9491 | return stmt; | |
9492 | } | |
9493 | ||
9494 | void AltGuard::set_my_def(Definition *p_def) | |
9495 | { | |
9496 | switch(altguardtype) { | |
9497 | case AG_OP: | |
9498 | stmt->set_my_def(p_def); | |
9499 | block->set_my_def(p_def); | |
9500 | break; | |
9501 | case AG_REF: | |
9502 | if(block) block->set_my_def(p_def); | |
9503 | break; | |
9504 | case AG_INVOKE: | |
9505 | if(block) block->set_my_def(p_def); | |
9506 | break; | |
9507 | case AG_ELSE: | |
9508 | block->set_my_def(p_def); | |
9509 | break; | |
9510 | default: | |
9511 | FATAL_ERROR("AltGuard::set_my_def()"); | |
9512 | } // switch | |
9513 | } | |
9514 | ||
9515 | void AltGuard::set_my_ags(AltGuards *p_ags) | |
9516 | { | |
9517 | switch (altguardtype) { | |
9518 | case AG_OP: | |
9519 | block->set_my_ags(p_ags); | |
9520 | break; | |
9521 | case AG_REF: | |
9522 | if (block) block->set_my_ags(p_ags); | |
9523 | break; | |
9524 | case AG_INVOKE: | |
9525 | if (block) block->set_my_ags(p_ags); | |
9526 | break; | |
9527 | case AG_ELSE: | |
9528 | block->set_my_ags(p_ags); | |
9529 | break; | |
9530 | default: | |
9531 | FATAL_ERROR("AltGuard::set_my_ags()"); | |
9532 | } // switch | |
9533 | } | |
9534 | ||
9535 | void AltGuard::set_my_laic_stmt(AltGuards *p_ags, Statement *p_loop_stmt) | |
9536 | { | |
9537 | switch (altguardtype) { | |
9538 | case AG_OP: | |
9539 | block->set_my_laic_stmt(p_ags, p_loop_stmt); | |
9540 | break; | |
9541 | case AG_REF: | |
9542 | if (block) block->set_my_laic_stmt(p_ags, p_loop_stmt); | |
9543 | break; | |
9544 | case AG_INVOKE: | |
9545 | if (block) block->set_my_laic_stmt(p_ags, p_loop_stmt); | |
9546 | break; | |
9547 | case AG_ELSE: | |
9548 | block->set_my_laic_stmt(p_ags, p_loop_stmt); | |
9549 | break; | |
9550 | default: | |
9551 | FATAL_ERROR("AltGuard::set_my_laic_stmt()"); | |
9552 | } // switch | |
9553 | } | |
9554 | ||
9555 | void AltGuard::chk() | |
9556 | { | |
9557 | switch(altguardtype) { | |
9558 | case AG_OP: | |
9559 | if (expr) { | |
9560 | Error_Context cntxt(expr, "In guard expression"); | |
9561 | expr->chk_expr_bool(Type::EXPECTED_DYNAMIC_VALUE); | |
9562 | } | |
9563 | { | |
9564 | Error_Context cntxt(stmt, "In guard operation"); | |
9565 | stmt->chk(); | |
9566 | } | |
9567 | block->chk(); | |
9568 | break; | |
9569 | case AG_REF: | |
9570 | if (expr) { | |
9571 | Error_Context cntxt(expr, "In guard expression"); | |
9572 | expr->chk_expr_bool(Type::EXPECTED_DYNAMIC_VALUE); | |
9573 | } | |
9574 | { | |
9575 | Error_Context cntxt(ref, "In guard statement"); | |
9576 | Common::Assignment *t_ass = ref->get_refd_assignment(); | |
9577 | if (t_ass) { | |
9578 | if (t_ass->get_asstype() == Common::Assignment::A_ALTSTEP) { | |
9579 | ref->get_my_scope()->chk_runs_on_clause(t_ass, *ref, "call"); | |
9580 | } else { | |
9581 | ref->error("Reference to an altstep was expected instead of %s", | |
9582 | t_ass->get_description().c_str()); | |
9583 | } | |
9584 | } | |
9585 | } | |
9586 | if (block) block->chk(); | |
9587 | break; | |
9588 | case AG_INVOKE: | |
9589 | if (expr) { | |
9590 | Error_Context cntxt(expr, "In guard expression"); | |
9591 | expr->chk_expr_bool(Type::EXPECTED_DYNAMIC_VALUE); | |
9592 | } | |
9593 | { | |
9594 | if (!invoke.t_list) return; //already_checked | |
9595 | Error_Context cntxt(ref, "In guard statement"); | |
9596 | switch(invoke.v->get_valuetype()){ | |
9597 | case Value::V_REFER: | |
9598 | invoke.v->error( | |
9599 | "A value of an altstep type was expected " | |
9600 | "in the argument instead of a `refers' statement," | |
9601 | " which does not specify any function type"); | |
9602 | return; | |
9603 | case Value::V_TTCN3_NULL: | |
9604 | invoke.v->error( | |
9605 | "A value of an altstep type was expected " | |
9606 | "in the argument instead of a `null' value," | |
9607 | " which does not specify any function type"); | |
9608 | return; | |
9609 | default: | |
9610 | break; | |
9611 | } | |
9612 | Type *t = invoke.v->get_expr_governor_last(); | |
9613 | if (!t) return; | |
9614 | switch (t->get_typetype()) { | |
9615 | case Type::T_ERROR: | |
9616 | return; | |
9617 | case Type::T_ALTSTEP: | |
9618 | break; | |
9619 | default: | |
9620 | invoke.v->error("A value of type altstep was expected instead of " | |
9621 | "`%s'", t->get_typename().c_str()); | |
9622 | return; | |
9623 | } | |
9624 | invoke.v->get_my_scope()->chk_runs_on_clause(t, *this, "call"); | |
9625 | Ttcn::FormalParList *fp_list = t->get_fat_parameters(); | |
9626 | invoke.ap_list = new Ttcn::ActualParList; | |
9627 | bool is_erroneous = fp_list->chk_actual_parlist(invoke.t_list, | |
9628 | invoke.ap_list); | |
9629 | delete invoke.t_list; | |
9630 | invoke.t_list = 0; | |
9631 | if(is_erroneous) { | |
9632 | delete invoke.ap_list; | |
9633 | invoke.ap_list = 0; | |
9634 | } else { | |
9635 | invoke.ap_list->set_fullname(get_fullname()); | |
9636 | invoke.ap_list->set_my_scope(invoke.v->get_my_scope()); | |
9637 | } | |
9638 | } | |
9639 | if (block) block->chk(); | |
9640 | break; | |
9641 | case AG_ELSE: | |
9642 | { | |
9643 | Error_Context cntxt(this, "In else branch"); | |
9644 | block->chk(); | |
9645 | Statement *first_stmt = block->get_first_stmt(); | |
9646 | if (first_stmt && first_stmt->get_statementtype() == | |
9647 | Statement::S_REPEAT) | |
9648 | first_stmt->warning("The first statement of the [else] branch is a " | |
9649 | "repeat statement. This will result in busy waiting"); | |
9650 | } | |
9651 | break; | |
9652 | default: | |
9653 | FATAL_ERROR("AltGuard::chk()"); | |
9654 | } // switch | |
9655 | } | |
9656 | ||
9657 | void AltGuard::set_code_section( | |
9658 | GovernedSimple::code_section_t p_code_section) | |
9659 | { | |
9660 | switch(altguardtype) { | |
9661 | case AG_OP: | |
9662 | if (expr) expr->set_code_section(p_code_section); | |
9663 | stmt->set_code_section(p_code_section); | |
9664 | block->set_code_section(p_code_section); | |
9665 | break; | |
9666 | case AG_REF: | |
9667 | if (expr) expr->set_code_section(p_code_section); | |
9668 | ref->set_code_section(p_code_section); | |
9669 | if (block) block->set_code_section(p_code_section); | |
9670 | break; | |
9671 | case AG_INVOKE: | |
9672 | if (expr) expr->set_code_section(p_code_section); | |
9673 | invoke.v->set_code_section(p_code_section); | |
9674 | if(invoke.t_list) invoke.t_list->set_code_section(p_code_section); | |
9675 | if(invoke.ap_list) | |
9676 | for(size_t i = 0; i < invoke.ap_list->get_nof_pars(); i++) | |
9677 | invoke.ap_list->get_par(i)->set_code_section(p_code_section); | |
9678 | if (block) block->set_code_section(p_code_section); | |
9679 | break; | |
9680 | case AG_ELSE: | |
9681 | block->set_code_section(p_code_section); | |
9682 | break; | |
9683 | default: | |
9684 | FATAL_ERROR("AltGuard::set_fullname()"); | |
9685 | } // switch | |
9686 | } | |
9687 | ||
9688 | void AltGuard::generate_code_invoke_instance(expression_struct *p_expr) | |
9689 | { | |
9690 | if (altguardtype != AG_INVOKE) | |
9691 | FATAL_ERROR("AltGuard::generate_code_invoke_instance"); | |
9692 | Value *last_v = invoke.v->get_value_refd_last(); | |
9693 | if (last_v->get_valuetype() == Value::V_ALTSTEP) { | |
9694 | Common::Assignment *altstep = last_v->get_refd_fat(); | |
9695 | p_expr->expr = mputprintf(p_expr->expr, "%s_instance(", | |
9696 | altstep->get_genname_from_scope(invoke.v->get_my_scope()).c_str()); | |
9697 | invoke.ap_list->generate_code_alias(p_expr, | |
9698 | altstep->get_FormalParList(), altstep->get_RunsOnType(), false); | |
9699 | } else { | |
9700 | invoke.v->generate_code_expr_mandatory(p_expr); | |
9701 | p_expr->expr = mputstr(p_expr->expr, ".invoke("); | |
9702 | Type* gov_last = invoke.v->get_expr_governor_last(); | |
9703 | invoke.ap_list->generate_code_alias(p_expr, 0, | |
9704 | gov_last->get_fat_runs_on_type(), gov_last->get_fat_runs_on_self()); | |
9705 | } | |
9706 | p_expr->expr = mputc(p_expr->expr, ')'); | |
9707 | } | |
9708 | ||
9709 | // ================================= | |
9710 | // ===== AltGuards | |
9711 | // ================================= | |
9712 | ||
9713 | AltGuards::~AltGuards() | |
9714 | { | |
9715 | for(size_t i=0; i<ags.size(); i++) delete ags[i]; | |
9716 | ags.clear(); | |
9717 | delete label; | |
9718 | delete il_label_end; | |
9719 | } | |
9720 | ||
9721 | AltGuards *AltGuards::clone() const | |
9722 | { | |
9723 | FATAL_ERROR("AltGuards::clone"); | |
9724 | } | |
9725 | ||
9726 | void AltGuards::add_ag(AltGuard *p_ag) | |
9727 | { | |
9728 | if(!p_ag) | |
9729 | FATAL_ERROR("AltGuards::add_ag()"); | |
9730 | ags.add(p_ag); | |
9731 | } | |
9732 | ||
9733 | void AltGuards::set_my_scope(Scope *p_scope) | |
9734 | { | |
9735 | my_scope = p_scope; | |
9736 | for(size_t i=0; i<ags.size(); i++) | |
9737 | ags[i]->set_my_scope(p_scope); | |
9738 | } | |
9739 | ||
9740 | void AltGuards::set_fullname(const string& p_fullname) | |
9741 | { | |
9742 | Node::set_fullname(p_fullname); | |
9743 | for(size_t i=0; i<ags.size(); i++) | |
9744 | ags[i]->set_fullname(p_fullname+".ag_"+Int2string(i+1)); | |
9745 | } | |
9746 | ||
9747 | void AltGuards::set_my_sb(StatementBlock *p_sb, size_t p_index) | |
9748 | { | |
9749 | for(size_t i=0; i<ags.size(); i++) | |
9750 | ags[i]->set_my_sb(p_sb, p_index); | |
9751 | } | |
9752 | ||
9753 | void AltGuards::set_my_def(Definition *p_def) | |
9754 | { | |
9755 | for(size_t i=0; i<ags.size(); i++) | |
9756 | ags[i]->set_my_def(p_def); | |
9757 | } | |
9758 | ||
9759 | void AltGuards::set_my_ags(AltGuards *p_ags) | |
9760 | { | |
9761 | for(size_t i=0; i<ags.size(); i++) | |
9762 | ags[i]->set_my_ags(p_ags); | |
9763 | } | |
9764 | ||
9765 | void AltGuards::set_my_laic_stmt(AltGuards *p_ags, Statement *p_loop_stmt) | |
9766 | { | |
9767 | for(size_t i=0; i<ags.size(); i++) | |
9768 | ags[i]->set_my_laic_stmt(p_ags, p_loop_stmt); | |
9769 | } | |
9770 | ||
9771 | bool AltGuards::has_else() const | |
9772 | { | |
9773 | for (size_t i = 0; i < ags.size(); i++) | |
9774 | if (ags[i]->get_type() == AltGuard::AG_ELSE) return true; | |
9775 | return false; | |
9776 | } | |
9777 | ||
9778 | StatementBlock::returnstatus_t AltGuards::has_return() const | |
9779 | { | |
9780 | StatementBlock::returnstatus_t ret_val = StatementBlock::RS_MAYBE; | |
9781 | for (size_t i = 0; i < ags.size(); i++) { | |
9782 | AltGuard *ag = ags[i]; | |
9783 | StatementBlock *block = ag->get_block(); | |
9784 | StatementBlock::returnstatus_t block_status; | |
9785 | if (block) block_status = block->has_return(); | |
9786 | else block_status = StatementBlock::RS_NO; | |
9787 | switch (block_status) { | |
9788 | case StatementBlock::RS_NO: | |
9789 | if (ret_val == StatementBlock::RS_YES) return StatementBlock::RS_MAYBE; | |
9790 | else ret_val = StatementBlock::RS_NO; | |
9791 | break; | |
9792 | case StatementBlock::RS_YES: | |
9793 | if (ret_val == StatementBlock::RS_NO) return StatementBlock::RS_MAYBE; | |
9794 | else ret_val = StatementBlock::RS_YES; | |
9795 | break; | |
9796 | default: | |
9797 | return StatementBlock::RS_MAYBE; | |
9798 | } | |
9799 | if (ag->get_type() == AltGuard::AG_ELSE) break; | |
9800 | } | |
9801 | return ret_val; | |
9802 | } | |
9803 | ||
9804 | bool AltGuards::has_receiving_stmt() const | |
9805 | { | |
9806 | for(size_t i=0; i<ags.size(); i++) | |
9807 | if(ags[i]->get_block()->has_receiving_stmt()) return true; | |
9808 | return false; | |
9809 | } | |
9810 | ||
9811 | void AltGuards::chk() | |
9812 | { | |
9813 | bool unreach_found = false; | |
9814 | size_t nof_ags = ags.size(); | |
9815 | AltGuard *prev_ag = 0; | |
9816 | for (size_t i = 0; i < nof_ags; i++) { | |
9817 | AltGuard *ag = ags[i]; | |
9818 | ag->chk(); | |
9819 | if (!unreach_found && prev_ag && | |
9820 | prev_ag->get_type() == AltGuard::AG_ELSE) { | |
9821 | ag->warning("Control never reaches this branch of alternative " | |
9822 | "because of the previous [else] branch"); | |
9823 | unreach_found = true; | |
9824 | } | |
9825 | prev_ag = ag; | |
9826 | } | |
9827 | } | |
9828 | ||
9829 | void AltGuards::chk_allowed_interleave() | |
9830 | { | |
9831 | for (size_t i = 0; i < ags.size(); i++) { | |
9832 | AltGuard *ag = ags[i]; | |
9833 | switch (ag->get_type()) { | |
9834 | case AltGuard::AG_OP: | |
9835 | break; | |
9836 | case AltGuard::AG_REF: | |
9837 | case AltGuard::AG_INVOKE: | |
9838 | ag->error("Invocation of an altstep is not allowed within an " | |
9839 | "interleave statement"); | |
9840 | break; | |
9841 | case AltGuard::AG_ELSE: | |
9842 | ag->error("Else branch of an alternative is not allowed within an " | |
9843 | "interleave statement"); | |
9844 | break; | |
9845 | default: | |
9846 | FATAL_ERROR("AltGuards::chk_allowed_interleave()"); | |
9847 | } | |
9848 | ag->get_block()->chk_allowed_interleave(); | |
9849 | } | |
9850 | } | |
9851 | ||
9852 | void AltGuards::set_code_section( | |
9853 | GovernedSimple::code_section_t p_code_section) | |
9854 | { | |
9855 | for (size_t i = 0; i < ags.size(); i++) | |
9856 | ags[i]->set_code_section(p_code_section); | |
9857 | } | |
9858 | ||
9859 | char *AltGuards::generate_code_alt(char *str, const Location& loc) | |
9860 | { | |
9861 | bool label_needed = has_repeat, has_else_branch = false; | |
9862 | for (size_t i = 0; i < ags.size(); i++) { | |
9863 | AltGuard *ag = ags[i]; | |
9864 | switch (ag->get_type()) { | |
9865 | case AltGuard::AG_OP: | |
9866 | // trigger may return ALT_REPEAT | |
9867 | if (ag->get_guard_stmt()->can_repeat()) label_needed = true; | |
9868 | break; | |
9869 | case AltGuard::AG_REF: | |
9870 | case AltGuard::AG_INVOKE: | |
9871 | // an altstep may return ALT_REPEAT | |
9872 | label_needed = true; | |
9873 | break; | |
9874 | case AltGuard::AG_ELSE: | |
9875 | has_else_branch = true; | |
9876 | break; | |
9877 | default: | |
9878 | FATAL_ERROR("AltGuards::generate_code_alt()"); | |
9879 | } | |
9880 | if (has_else_branch) break; | |
9881 | } | |
9882 | // if there is no [else] branch the defaults may return ALT_REPEAT | |
9883 | if (!has_else_branch) label_needed = true; | |
9884 | // opening bracket of the statement block | |
9885 | str = mputstr(str, "{\n"); | |
9886 | // the label name is also used for prefixing local variables | |
9887 | if (!my_scope || label) FATAL_ERROR("AltGuards::generate_code_alt()"); | |
9888 | label = new string(my_scope->get_scope_mod_gen()->get_temporary_id()); | |
9889 | const char *label_str = label->c_str(); | |
9890 | if (label_needed) str = mputprintf(str, "%s:\n", label_str); | |
9891 | // temporary variables used for caching of status codes | |
9892 | for (size_t i = 0; i < ags.size(); i++) { | |
9893 | AltGuard *ag = ags[i]; | |
9894 | if (ag->get_type() == AltGuard::AG_ELSE) break; | |
9895 | str = mputprintf(str, "alt_status %s_alt_flag_%lu = %s;\n", | |
9896 | label_str, (unsigned long) i, | |
9897 | ag->get_guard_expr() ? "ALT_UNCHECKED" : "ALT_MAYBE"); | |
9898 | } | |
9899 | if (!has_else_branch) { | |
9900 | str = mputprintf(str, "alt_status %s_default_flag = ALT_MAYBE;\n", | |
9901 | label_str); | |
9902 | } | |
9903 | // the first snapshot is taken in non-blocking mode | |
9904 | // and opening infinite for() loop | |
9905 | str = mputstr(str, "TTCN_Snapshot::take_new(FALSE);\n" | |
9906 | "for ( ; ; ) {\n"); | |
9907 | for (size_t i = 0; i < ags.size(); i++) { | |
9908 | AltGuard *ag = ags[i]; | |
9909 | AltGuard::altguardtype_t agtype = ag->get_type(); | |
9910 | if (agtype == AltGuard::AG_ELSE) { | |
9911 | // an else branch was found | |
9912 | str = mputstr(str, "TTCN_Snapshot::else_branch_reached();\n"); | |
9913 | StatementBlock *block = ag->get_block(); | |
9914 | if (block->get_nof_stmts() > 0) { | |
9915 | str = mputstr(str, "{\n"); | |
9916 | str = block->generate_code(str); | |
9917 | str = mputstr(str, "}\n"); | |
9918 | } | |
9919 | // jump out of the infinite for() loop | |
9920 | if (block->has_return() != StatementBlock::RS_YES) | |
9921 | str = mputstr(str, "break;\n"); | |
9922 | // do not generate code for further branches | |
9923 | break; | |
9924 | } else { | |
9925 | Value *guard_expr = ag->get_guard_expr(); | |
9926 | if (guard_expr) { | |
9927 | // the branch has a boolean guard expression | |
9928 | str = mputprintf(str, "if (%s_alt_flag_%lu == ALT_UNCHECKED) {\n", | |
9929 | label_str, (unsigned long) i); | |
9930 | str = guard_expr->update_location_object(str); | |
9931 | expression_struct expr; | |
9932 | Code::init_expr(&expr); | |
9933 | guard_expr->generate_code_expr(&expr); | |
9934 | str = mputstr(str, expr.preamble); | |
9935 | str = mputprintf(str, "if (%s) %s_alt_flag_%lu = ALT_MAYBE;\n" | |
9936 | "else %s_alt_flag_%lu = ALT_NO;\n", expr.expr, label_str, | |
9937 | (unsigned long) i, label_str, (unsigned long) i); | |
9938 | str = mputstr(str, expr.postamble); | |
9939 | Code::free_expr(&expr); | |
9940 | str = mputstr(str, "}\n"); | |
9941 | } | |
9942 | // evaluation of guard operation or altstep | |
9943 | str = mputprintf(str, "if (%s_alt_flag_%lu == ALT_MAYBE) {\n", | |
9944 | label_str, (unsigned long) i); | |
9945 | // indicates whether the guard operation might return ALT_REPEAT | |
9946 | bool can_repeat; | |
9947 | expression_struct expr; | |
9948 | Code::init_expr(&expr); | |
9949 | expr.expr = mputprintf(expr.expr, "%s_alt_flag_%lu = ", label_str, | |
9950 | (unsigned long) i); | |
9951 | switch (agtype) { | |
9952 | case AltGuard::AG_OP: { | |
9953 | // the guard operation is a receiving statement | |
9954 | Statement *stmt = ag->get_guard_stmt(); | |
9955 | str = stmt->update_location_object(str); | |
9956 | stmt->generate_code_expr(&expr); | |
9957 | can_repeat = stmt->can_repeat(); | |
9958 | break; } | |
9959 | case AltGuard::AG_REF: { | |
9960 | // the guard operation is an altstep instance | |
9961 | Ref_pard *ref = ag->get_guard_ref(); | |
9962 | str = ref->update_location_object(str); | |
9963 | Common::Assignment *altstep = ref->get_refd_assignment(); | |
9964 | expr.expr = mputprintf(expr.expr, "%s_instance(", | |
9965 | altstep->get_genname_from_scope(my_scope).c_str()); | |
9966 | ref->get_parlist()->generate_code_alias(&expr, | |
9967 | altstep->get_FormalParList(), altstep->get_RunsOnType(), false); | |
9968 | expr.expr = mputc(expr.expr, ')'); | |
9969 | can_repeat = true; | |
9970 | break; } | |
9971 | case AltGuard::AG_INVOKE: { | |
9972 | // the guard operation is an altstep invocation | |
9973 | str = ag->update_location_object(str); | |
9974 | ag->generate_code_invoke_instance(&expr); | |
9975 | can_repeat = true; | |
9976 | break; } | |
9977 | default: | |
9978 | FATAL_ERROR("AltGuards::generate_code_alt()"); | |
9979 | } | |
9980 | str = Code::merge_free_expr(str, &expr); | |
9981 | if (can_repeat) { | |
9982 | str = mputprintf(str, "if (%s_alt_flag_%lu == ALT_REPEAT) goto %s;\n", | |
9983 | label_str, (unsigned long) i, label_str); | |
9984 | } | |
9985 | if (agtype == AltGuard::AG_REF || agtype == AltGuard::AG_INVOKE) { | |
9986 | str = mputprintf(str, "if (%s_alt_flag_%lu == ALT_BREAK) break;\n", | |
9987 | label_str, (unsigned long) i); | |
9988 | } | |
9989 | // execution of statement block if the guard was successful | |
9990 | str = mputprintf(str, "if (%s_alt_flag_%lu == ALT_YES) ", label_str, | |
9991 | (unsigned long) i); | |
9992 | StatementBlock *block = ag->get_block(); | |
9993 | if (block && block->get_nof_stmts() > 0) { | |
9994 | str = mputstr(str, "{\n"); | |
9995 | str = block->generate_code(str); | |
9996 | if (block->has_return() != StatementBlock::RS_YES) | |
9997 | str = mputstr(str, "break;\n"); | |
9998 | str = mputstr(str, "}\n"); | |
9999 | } else str = mputstr(str, "break;\n"); | |
10000 | // closing of if() block | |
10001 | str = mputstr(str, "}\n"); | |
10002 | } | |
10003 | } | |
10004 | if (!has_else_branch) { | |
10005 | // calling of defaults | |
10006 | str = mputprintf(str, "if (%s_default_flag == ALT_MAYBE) {\n" | |
10007 | "%s_default_flag = TTCN_Default::try_altsteps();\n" | |
10008 | "if (%s_default_flag == ALT_YES || %s_default_flag == ALT_BREAK)" | |
10009 | " break;\n" | |
10010 | "else if (%s_default_flag == ALT_REPEAT) goto %s;\n" | |
10011 | "}\n", | |
10012 | label_str, label_str, label_str, label_str, label_str, label_str); | |
10013 | str = loc.update_location_object(str); | |
10014 | // error handling and taking the next snapshot in blocking mode | |
10015 | str = mputstr(str, "if ("); | |
10016 | for (size_t i = 0; i < ags.size(); i++) | |
10017 | str = mputprintf(str, "%s_alt_flag_%lu == ALT_NO && ", label_str, | |
10018 | (unsigned long) i); | |
10019 | str = mputprintf(str,"%s_default_flag == ALT_NO) " | |
10020 | "TTCN_error(\"None of the branches can be chosen in the alt " | |
10021 | "statement in file ", label_str); | |
10022 | str = Code::translate_string(str, loc.get_filename()); | |
10023 | int first_line = loc.get_first_line(), last_line = loc.get_last_line(); | |
10024 | if (first_line < last_line) str = mputprintf(str, | |
10025 | " between lines %d and %d", first_line, last_line); | |
10026 | else str = mputprintf(str, ", line %d", first_line); | |
10027 | str = mputstr(str, ".\");\n" | |
10028 | "TTCN_Snapshot::take_new(TRUE);\n"); | |
10029 | } | |
10030 | // end of for() statement and the statement block | |
10031 | str = mputstr(str, "}\n" | |
10032 | "}\n"); | |
10033 | return str; | |
10034 | } | |
10035 | ||
10036 | char *AltGuards::generate_code_altstep(char *str) | |
10037 | { | |
10038 | if (!my_scope) FATAL_ERROR("AltGuards::generate_code_altstep()"); | |
10039 | Common::Module *my_mod = my_scope->get_scope_mod_gen(); | |
10040 | bool has_else_branch = has_else(); | |
10041 | if (!has_else_branch) { | |
10042 | str = mputstr(str, "alt_status ret_val = ALT_NO;\n"); | |
10043 | } | |
10044 | for (size_t i = 0; i < ags.size(); i++) { | |
10045 | AltGuard *ag = ags[i]; | |
10046 | AltGuard::altguardtype_t agtype = ag->get_type(); | |
10047 | if (agtype == AltGuard::AG_ELSE) { | |
10048 | // an else branch was found | |
10049 | str = mputstr(str, "TTCN_Snapshot::else_branch_reached();\n"); | |
10050 | StatementBlock *block = ag->get_block(); | |
10051 | if (block->get_nof_stmts() > 0) { | |
10052 | str = mputstr(str, "{\n"); | |
10053 | str = block->generate_code(str); | |
10054 | str = mputstr(str, "}\n"); | |
10055 | } | |
10056 | if (block->has_return() != StatementBlock::RS_YES) | |
10057 | str = mputstr(str, "return ALT_YES;\n"); | |
10058 | // do not generate code for further branches | |
10059 | break; | |
10060 | } else { | |
10061 | size_t blockcount = 0; | |
10062 | Value *guard_expr = ag->get_guard_expr(); | |
10063 | if (guard_expr) { | |
10064 | // the branch has a boolean guard expression | |
10065 | str = guard_expr->update_location_object(str); | |
10066 | str = guard_expr->generate_code_tmp(str, "if (", blockcount); | |
10067 | str = mputstr(str, ") {\n"); | |
10068 | blockcount++; | |
10069 | } | |
10070 | // indicates whether the guard operation might return ALT_REPEAT | |
10071 | bool can_repeat; | |
10072 | expression_struct expr; | |
10073 | Code::init_expr(&expr); | |
10074 | switch (agtype) { | |
10075 | case AltGuard::AG_OP: { | |
10076 | // the guard operation is a receiving statement | |
10077 | Statement *stmt = ag->get_guard_stmt(); | |
10078 | str = stmt->update_location_object(str); | |
10079 | stmt->generate_code_expr(&expr); | |
10080 | can_repeat = stmt->can_repeat(); | |
10081 | break; } | |
10082 | case AltGuard::AG_REF: { | |
10083 | // the guard operation is an altstep instance | |
10084 | Ref_pard *ref = ag->get_guard_ref(); | |
10085 | str = ref->update_location_object(str); | |
10086 | Common::Assignment *altstep = ref->get_refd_assignment(); | |
10087 | expr.expr = mputprintf(expr.expr, "%s_instance(", | |
10088 | altstep->get_genname_from_scope(my_scope).c_str()); | |
10089 | ref->get_parlist()->generate_code_alias(&expr, | |
10090 | altstep->get_FormalParList(), altstep->get_RunsOnType(), false); | |
10091 | expr.expr = mputc(expr.expr, ')'); | |
10092 | can_repeat = true; | |
10093 | break; } | |
10094 | case AltGuard::AG_INVOKE: { | |
10095 | str = ag->update_location_object(str); | |
10096 | ag->generate_code_invoke_instance(&expr); | |
10097 | can_repeat = true; | |
10098 | break; } | |
10099 | default: | |
10100 | FATAL_ERROR("AltGuards::generate_code_altstep()"); | |
10101 | } | |
10102 | if (expr.preamble || expr.postamble) { | |
10103 | if (blockcount == 0) { | |
10104 | // open a statement block if it is not done so far | |
10105 | str = mputstr(str, "{\n"); | |
10106 | blockcount++; | |
10107 | } | |
10108 | const string& tmp_id = my_mod->get_temporary_id(); | |
10109 | const char *tmp_id_str = tmp_id.c_str(); | |
10110 | str = mputprintf(str, "alt_status %s;\n" | |
10111 | "{\n", tmp_id_str); | |
10112 | str = mputstr(str, expr.preamble); | |
10113 | str = mputprintf(str, "%s = %s;\n", tmp_id_str, expr.expr); | |
10114 | str = mputstr(str, expr.postamble); | |
10115 | str = mputprintf(str, "}\n" | |
10116 | "switch (%s) {\n", tmp_id_str); | |
10117 | } else { | |
10118 | str = mputprintf(str, "switch (%s) {\n", expr.expr); | |
10119 | } | |
10120 | Code::free_expr(&expr); | |
10121 | str = mputstr(str, "case ALT_YES:\n"); | |
10122 | StatementBlock *block = ag->get_block(); | |
10123 | if (block && block->get_nof_stmts() > 0) { | |
10124 | str = mputstr(str, "{\n"); | |
10125 | str = block->generate_code(str); | |
10126 | str = mputstr(str, "}\n"); | |
10127 | } | |
10128 | if (!block || block->has_return() != StatementBlock::RS_YES) | |
10129 | str = mputstr(str, "return ALT_YES;\n"); | |
10130 | if (can_repeat) | |
10131 | str = mputstr(str, "case ALT_REPEAT:\n" | |
10132 | "return ALT_REPEAT;\n"); | |
10133 | if (agtype == AltGuard::AG_REF || agtype == AltGuard::AG_INVOKE) { | |
10134 | str = mputprintf(str, "case ALT_BREAK:\n" | |
10135 | "return ALT_BREAK;\n"); | |
10136 | } | |
10137 | if (!has_else_branch) | |
10138 | str = mputstr(str, "case ALT_MAYBE:\n" | |
10139 | "ret_val = ALT_MAYBE;\n"); | |
10140 | str = mputstr(str, "default:\n" | |
10141 | "break;\n" | |
10142 | "}\n"); | |
10143 | // closing statement blocks | |
10144 | for ( ; blockcount > 0; blockcount--) str = mputstr(str, "}\n"); | |
10145 | } | |
10146 | } | |
10147 | if (!has_else_branch) str = mputstr(str, "return ret_val;\n"); | |
10148 | return str; | |
10149 | } | |
10150 | ||
10151 | char* AltGuards::generate_code_call_body(char *str, const Location& loc, | |
10152 | const string& temp_id, bool in_interleave) | |
10153 | { | |
10154 | if (label) FATAL_ERROR("AltGuards::generate_code_call_body()"); | |
10155 | label = new string(temp_id); | |
10156 | const char *label_str = temp_id.c_str(); | |
10157 | // label is needed only if there is a repeat statement in the branches | |
10158 | if (has_repeat) str = mputprintf(str, "%s:\n", label_str); | |
10159 | // temporary variables used for caching of status codes | |
10160 | for (size_t i = 0; i < ags.size(); i++) | |
10161 | str = mputprintf(str, "alt_status %s_alt_flag_%lu = %s;\n", | |
10162 | label_str, (unsigned long) i, | |
10163 | ags[i]->get_guard_expr()?"ALT_UNCHECKED":"ALT_MAYBE"); | |
10164 | str = loc.update_location_object(str); | |
10165 | // the first snapshot is taken in non-blocking mode | |
10166 | // and opening infinite for() loop | |
10167 | str = mputstr(str, "TTCN_Snapshot::take_new(FALSE);\n" | |
10168 | "for ( ; ; ) {\n"); // (1) | |
10169 | for (size_t i = 0; i < ags.size(); i++) { | |
10170 | AltGuard *ag = ags[i]; | |
10171 | if (ag->get_type() != AltGuard::AG_OP) | |
10172 | FATAL_ERROR("AltGuards::generate_code_call_body()"); | |
10173 | Value *guard_expr = ag->get_guard_expr(); | |
10174 | if (guard_expr) { | |
10175 | // the branch has a boolean guard expression | |
10176 | str = mputprintf(str, | |
10177 | "if (%s_alt_flag_%lu == ALT_UNCHECKED) {\n", // (2) | |
10178 | label_str, (unsigned long) i); | |
10179 | str = guard_expr->update_location_object(str); | |
10180 | expression_struct expr; | |
10181 | Code::init_expr(&expr); | |
10182 | guard_expr->generate_code_expr(&expr); | |
10183 | str = mputstr(str, expr.preamble); | |
10184 | str = mputprintf(str, "if (%s) %s_alt_flag_%lu = ALT_MAYBE;\n" | |
10185 | "else %s_alt_flag_%lu = ALT_NO;\n", | |
10186 | expr.expr, label_str, (unsigned long) i, | |
10187 | label_str, (unsigned long) i); | |
10188 | str = mputstr(str, expr.postamble); | |
10189 | Code::free_expr(&expr); | |
10190 | str = mputstr(str, "}\n"); // (2) | |
10191 | } | |
10192 | // evaluation of guard operation | |
10193 | str = mputprintf(str, "if (%s_alt_flag_%lu == ALT_MAYBE) {\n", // (2) | |
10194 | label_str, (unsigned long) i); | |
10195 | expression_struct expr; | |
10196 | Code::init_expr(&expr); | |
10197 | expr.expr = mputprintf(expr.expr, "%s_alt_flag_%lu = ", label_str, | |
10198 | (unsigned long) i); | |
10199 | Statement *stmt = ag->get_guard_stmt(); | |
10200 | str = stmt->update_location_object(str); | |
10201 | stmt->generate_code_expr(&expr); | |
10202 | str = Code::merge_free_expr(str, &expr); | |
10203 | // execution of statement block if the guard was successful | |
10204 | str = mputprintf(str, "if (%s_alt_flag_%lu == ALT_YES) ", label_str, | |
10205 | (unsigned long) i); | |
10206 | StatementBlock *block = ag->get_block(); | |
10207 | if(in_interleave) { | |
10208 | if(block && block->get_nof_stmts() > 0) { | |
10209 | if(block->has_receiving_stmt()) { | |
10210 | str = mputprintf(str, "goto %s_branch%lu;\n", | |
10211 | label_str, (unsigned long) i); | |
10212 | } | |
10213 | else { | |
10214 | str = mputstr(str, "{\n"); // (3) | |
10215 | str = block->generate_code(str); | |
10216 | str = mputprintf(str, "goto %s_end;\n" | |
10217 | "}\n", // (3) | |
10218 | label_str); | |
10219 | } | |
10220 | } | |
10221 | else str = mputprintf(str, "goto %s_end;\n", label_str); | |
10222 | } | |
10223 | else { | |
10224 | if (block && block->get_nof_stmts() > 0) { | |
10225 | str = mputstr(str, "{\n"); // (3) | |
10226 | str = block->generate_code(str); | |
10227 | if (block->has_return() != StatementBlock::RS_YES) | |
10228 | str = mputstr(str, "break;\n"); | |
10229 | str = mputstr(str, "}\n"); // (3) | |
10230 | } | |
10231 | else str = mputstr(str, "break;\n"); | |
10232 | } | |
10233 | // closing of if() block | |
10234 | str = mputstr(str, "}\n"); // (2) | |
10235 | } | |
10236 | str = loc.update_location_object(str); | |
10237 | // error handling and taking the next snapshot in blocking mode | |
10238 | str = mputstr(str, "if ("); | |
10239 | for (size_t i = 0; i < ags.size(); i++) { | |
10240 | if (i > 0) str = mputstr(str, " && "); | |
10241 | str = mputprintf(str, "%s_alt_flag_%lu == ALT_NO", label_str, | |
10242 | (unsigned long) i); | |
10243 | } | |
10244 | str = mputstr(str, ") TTCN_error(\"None of the branches can be chosen in " | |
10245 | "the response and exception handling part of call statement in file "); | |
10246 | str = Code::translate_string(str, loc.get_filename()); | |
10247 | int first_line = loc.get_first_line(), last_line = loc.get_last_line(); | |
10248 | if (first_line < last_line) str = mputprintf(str, | |
10249 | " between lines %d and %d", first_line, last_line); | |
10250 | else str = mputprintf(str, ", line %d", first_line); | |
10251 | str = mputstr(str, ".\");\n" | |
10252 | "TTCN_Snapshot::take_new(TRUE);\n" | |
10253 | "}\n"); // (1) for | |
10254 | return str; | |
10255 | } | |
10256 | ||
10257 | void AltGuards::ilt_generate_code_call_body(ILT *ilt, const char *label_str) | |
10258 | { | |
10259 | char*& str=ilt->get_out_branches(); | |
10260 | for(size_t i=0; i<ags.size(); i++) { | |
10261 | StatementBlock *block = ags[i]->get_block(); | |
10262 | if (block && block->has_receiving_stmt()) { | |
10263 | str = mputprintf(str, "%s_branch%lu:\n", label_str, (unsigned long) i); | |
10264 | block->ilt_generate_code(ilt); | |
10265 | str = mputprintf(str, "goto %s_end;\n", label_str); | |
10266 | } | |
10267 | } // for i | |
10268 | } | |
10269 | ||
10270 | } // namespace Ttcn |