1 ///////////////////////////////////////////////////////////////////////////////
2 // Copyright (c) 2000-2015 Ericsson Telecom AB
3 // All rights reserved. This program and the accompanying materials
4 // are made available under the terms of the Eclipse Public License v1.0
5 // which accompanies this distribution, and is available at
6 // http://www.eclipse.org/legal/epl-v10.html
7 ///////////////////////////////////////////////////////////////////////////////
8 #include "TtcnTemplate.hh"
9 #include "../Identifier.hh"
10 #include "Templatestuff.hh"
12 #include "../TypeCompat.hh"
13 #include "../SigParam.hh"
14 #include "../CompField.hh"
15 #include "../Valuestuff.hh"
16 #include "ArrayDimensions.hh"
17 #include "PatternString.hh"
19 #include "../../common/dbgnew.hh"
20 #include "Attributes.hh"
24 // =================================
26 // =================================
28 Template::Template(const Template
& p
) : GovernedSimple(p
),
29 templatetype(p
.templatetype
), my_governor(p
.my_governor
),
30 is_ifpresent(p
.is_ifpresent
), specific_value_checked(false),
31 has_permutation(p
.has_permutation
), base_template(p
.base_template
)
33 switch (templatetype
) {
35 case TEMPLATE_NOTUSED
:
41 u
.specific_value
= p
.u
.specific_value
->clone();
44 u
.ref
.ref
= p
.u
.ref
.ref
->clone();
49 u
.invoke
.v
= p
.u
.invoke
.v
->clone();
50 u
.invoke
.t_list
= p
.u
.invoke
.t_list
? p
.u
.invoke
.t_list
->clone() : 0;
51 u
.invoke
.ap_list
= p
.u
.invoke
.ap_list
? p
.u
.invoke
.ap_list
->clone() : 0;
54 case VALUE_LIST_ALL_FROM
:
55 u
.all_from
= p
.u
.all_from
->clone();
59 case COMPLEMENTED_LIST
:
62 case PERMUTATION_MATCH
:
63 u
.templates
= p
.u
.templates
->clone(); // FATAL_ERROR
65 case NAMED_TEMPLATE_LIST
:
66 u
.named_templates
= p
.u
.named_templates
->clone();
68 case INDEXED_TEMPLATE_LIST
:
69 u
.indexed_templates
= p
.u
.indexed_templates
->clone();
72 u
.value_range
= p
.u
.value_range
->clone();
77 u
.pattern
= new string(*p
.u
.pattern
);
81 u
.pstring
= p
.u
.pstring
->clone();
84 // FATAL_ERROR("Template::Template()");
87 p
.length_restriction
? p
.length_restriction
->clone() : 0; // FATAL_ERR
90 void Template::clean_up()
92 switch(templatetype
) {
94 case TEMPLATE_NOTUSED
:
100 delete u
.specific_value
;
105 case TEMPLATE_INVOKE
:
107 delete u
.invoke
.t_list
;
108 delete u
.invoke
.ap_list
;
112 case COMPLEMENTED_LIST
:
115 case PERMUTATION_MATCH
:
119 case VALUE_LIST_ALL_FROM
:
122 case NAMED_TEMPLATE_LIST
:
123 delete u
.named_templates
;
125 case INDEXED_TEMPLATE_LIST
:
126 delete u
.indexed_templates
;
129 delete u
.value_range
;
141 // FATAL_ERROR("Template::clean_up()");
145 string
Template::create_stringRepr()
148 switch (templatetype
) {
150 ret_val
+= "<erroneous template>";
152 case TEMPLATE_NOTUSED
:
165 ret_val
+= u
.specific_value
->get_stringRepr();
167 case TEMPLATE_REFD
: {
168 Template
*t_last
= get_template_refd_last();
169 if (t_last
->templatetype
== TEMPLATE_REFD
)
170 ret_val
+= u
.ref
.ref
->get_dispname();
171 else ret_val
+= t_last
->get_stringRepr();
173 case TEMPLATE_INVOKE
: {
174 ret_val
+= u
.invoke
.v
->get_stringRepr();
175 ret_val
+= ".invoke(";
177 for(size_t i
= 0; i
< u
.invoke
.ap_list
->get_nof_pars(); i
++) {
178 if(i
>0) ret_val
+= ", ";
179 ret_val
+= u
.invoke
.ap_list
->get_par(i
)->get_fullname();
184 if (u
.templates
->get_nof_ts() > 0) {
186 u
.templates
->append_stringRepr(ret_val
);
188 } else ret_val
+= "{ }";
190 case NAMED_TEMPLATE_LIST
:
192 for (size_t i
= 0; i
< u
.named_templates
->get_nof_nts(); i
++) {
193 if (i
> 0) ret_val
+= ", ";
195 NamedTemplate
*nt
= u
.named_templates
->get_nt_byIndex(i
);
196 ret_val
+= nt
->get_name().get_dispname();
198 ret_val
+= nt
->get_template()->get_stringRepr();
202 case INDEXED_TEMPLATE_LIST
:
204 for (size_t i
= 0; i
< u
.indexed_templates
->get_nof_its(); i
++) {
205 if (i
> 0) ret_val
+= ", ";
206 else ret_val
+= " [";
207 IndexedTemplate
*it
= u
.indexed_templates
->get_it_byIndex(i
);
208 (it
->get_index()).append_stringRepr(ret_val
);
210 ret_val
+= it
->get_template()->get_stringRepr();
216 u
.templates
->append_stringRepr(ret_val
);
219 case COMPLEMENTED_LIST
:
220 ret_val
+= "complement(";
221 u
.templates
->append_stringRepr(ret_val
);
225 u
.value_range
->append_stringRepr(ret_val
);
228 ret_val
+= "superset(";
229 u
.templates
->append_stringRepr(ret_val
);
233 ret_val
+= "subset(";
234 u
.templates
->append_stringRepr(ret_val
);
237 case PERMUTATION_MATCH
:
238 ret_val
+= "permutation(";
239 u
.templates
->append_stringRepr(ret_val
);
244 ret_val
+= *u
.pattern
;
249 ret_val
+= *u
.pattern
;
254 ret_val
+= *u
.pattern
;
259 ret_val
+= "pattern \"";
260 ret_val
+= u
.pstring
->get_full_str();
264 ret_val
+= "<unknown template>";
267 if (length_restriction
) length_restriction
->append_stringRepr(ret_val
);
268 if (is_ifpresent
) ret_val
+= " ifpresent";
272 Template::Template(templatetype_t tt
)
273 : GovernedSimple(S_TEMPLATE
),
274 templatetype(tt
), my_governor(0), length_restriction(0),
275 is_ifpresent(false), specific_value_checked(false),
276 has_permutation(false), flattened(true), base_template(0)
280 case TEMPLATE_NOTUSED
:
286 FATAL_ERROR("Template::Template()");
290 Template::Template(Value
*v
)
291 : GovernedSimple(S_TEMPLATE
),
292 templatetype(SPECIFIC_VALUE
), my_governor(0), length_restriction(0),
293 is_ifpresent(false), specific_value_checked(false),
294 has_permutation(false), flattened(true), base_template(0)
296 if (!v
) FATAL_ERROR("Template::Template()");
297 u
.specific_value
= v
;
300 Template::Template(Ref_base
*p_ref
)
301 : GovernedSimple(S_TEMPLATE
),
302 templatetype(TEMPLATE_REFD
), my_governor(0), length_restriction(0),
303 is_ifpresent(false), specific_value_checked(false),
304 has_permutation(false), base_template(0)
306 if(!p_ref
) FATAL_ERROR("Template::Template()");
312 Template::Template(templatetype_t tt
, Templates
*ts
)
313 : GovernedSimple(S_TEMPLATE
),
314 templatetype(tt
), my_governor(0), length_restriction(0),
315 is_ifpresent(false), specific_value_checked(false),
316 has_permutation(false), flattened(true), base_template(0)
321 case COMPLEMENTED_LIST
:
324 case PERMUTATION_MATCH
:
327 FATAL_ERROR("Template::Template()");
329 if (!ts
) FATAL_ERROR("Template::Template()");
331 if (tt
== TEMPLATE_LIST
) {
332 size_t nof_ts
= ts
->get_nof_ts();
333 for (size_t i
= 0; i
< nof_ts
; i
++) {
334 if (ts
->get_t_byIndex(i
)->templatetype
== PERMUTATION_MATCH
) {
335 has_permutation
= true;
342 Template::Template(Template
*t
)
343 : GovernedSimple(S_TEMPLATE
)
344 , templatetype(ALL_FROM
), my_governor(0), length_restriction(0)
345 , is_ifpresent(false), specific_value_checked(false)
346 , has_permutation(false), flattened(true), base_template(0)
349 // t is usually a SPECIFIC_VALUE
350 // t->u.specific_value is a V_UNDEF_LOWERID
351 // calling set_lowerid_to_ref is too soon (my_scope is not set yet)
354 Template::Template(templatetype_t tt
, Template
*t
)
355 : GovernedSimple(S_TEMPLATE
)
356 , templatetype(VALUE_LIST_ALL_FROM
), my_governor(0), length_restriction(0)
357 , is_ifpresent(false), specific_value_checked(false)
358 , has_permutation(false), flattened(true), base_template(0)
360 if (tt
!= VALUE_LIST_ALL_FROM
) FATAL_ERROR("Template::Template()");
361 u
.all_from
= t
->u
.all_from
; // take it over
362 t
->u
.all_from
= NULL
;
366 Template::Template(NamedTemplates
*nts
)
367 : GovernedSimple(S_TEMPLATE
),
368 templatetype(NAMED_TEMPLATE_LIST
), my_governor(0), length_restriction(0),
369 is_ifpresent(false), specific_value_checked(false),
370 has_permutation(false), flattened(true), base_template(0)
372 if (!nts
) FATAL_ERROR("Template::Template()");
373 u
.named_templates
= nts
;
376 Template::Template(IndexedTemplates
*its
)
377 : GovernedSimple(S_TEMPLATE
),
378 templatetype(INDEXED_TEMPLATE_LIST
), my_governor(0),
379 length_restriction(0), is_ifpresent(false),
380 specific_value_checked(false), has_permutation(false), flattened(true),
383 if (!its
) FATAL_ERROR("Template::Template()");
384 u
.indexed_templates
= its
;
385 size_t nof_its
= its
->get_nof_its();
386 for (size_t i
= 0; i
< nof_its
; i
++) {
387 if (its
->get_it_byIndex(i
)->get_template()->templatetype
==
389 has_permutation
= true;
395 Template::Template(ValueRange
*vr
)
396 : GovernedSimple(S_TEMPLATE
),
397 templatetype(VALUE_RANGE
), my_governor(0), length_restriction(0),
398 is_ifpresent(false), specific_value_checked(false),
399 has_permutation(false), flattened(true), base_template(0)
401 if (!vr
) FATAL_ERROR("Template::Template()");
405 Template::Template(templatetype_t tt
, string
*p_patt
)
406 : GovernedSimple(S_TEMPLATE
),
407 templatetype(tt
), my_governor(0), length_restriction(0),
408 is_ifpresent(false), specific_value_checked(false),
409 has_permutation(false), flattened(true), base_template(0)
417 FATAL_ERROR("Template::Template()");
419 if (!p_patt
) FATAL_ERROR("Template::Template()");
423 Template::Template(PatternString
*p_ps
)
424 : GovernedSimple(S_TEMPLATE
),
425 templatetype(CSTR_PATTERN
), my_governor(0), length_restriction(0),
426 is_ifpresent(false), specific_value_checked(false),
427 has_permutation(false), flattened(true), base_template(0)
429 if (!p_ps
) FATAL_ERROR("Template::Template()");
433 Template::~Template()
436 delete length_restriction
;
439 Template
*Template::clone() const
441 return new Template(*this);
444 void Template::set_fullname(const string
& p_fullname
)
446 GovernedSimple::set_fullname(p_fullname
);
447 switch (templatetype
) {
449 case TEMPLATE_NOTUSED
:
458 u
.specific_value
->set_fullname(p_fullname
);
461 u
.ref
.ref
->set_fullname(p_fullname
);
463 case TEMPLATE_INVOKE
:
464 u
.invoke
.v
->set_fullname(p_fullname
);
465 if(u
.invoke
.t_list
) u
.invoke
.t_list
->set_fullname(p_fullname
);
466 if(u
.invoke
.ap_list
) u
.invoke
.ap_list
->set_fullname(p_fullname
);
469 u
.templates
->set_fullname(p_fullname
);
470 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++)
471 u
.templates
->get_t_byIndex(i
)->set_fullname(
472 p_fullname
+ "[" + Int2string(i
) + "]");
474 case INDEXED_TEMPLATE_LIST
:
475 u
.indexed_templates
->set_fullname(p_fullname
);
476 for (size_t i
= 0; i
< u
.indexed_templates
->get_nof_its(); i
++)
477 u
.indexed_templates
->get_it_byIndex(i
)->set_fullname(
478 p_fullname
+ "[" + Int2string(i
) + "]");
480 case NAMED_TEMPLATE_LIST
:
481 u
.named_templates
->set_fullname(p_fullname
);
484 case VALUE_LIST_ALL_FROM
:
485 u
.all_from
->set_fullname(p_fullname
);
488 case COMPLEMENTED_LIST
:
491 case PERMUTATION_MATCH
:
492 u
.templates
->set_fullname(p_fullname
);
493 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++)
494 u
.templates
->get_t_byIndex(i
)->set_fullname(
495 p_fullname
+ ".list_item(" + Int2string(i
) + ")");
498 u
.value_range
->set_fullname(p_fullname
);
502 u
.pstring
->set_fullname(p_fullname
);
505 // FATAL_ERROR("Template::set_fullname()");
507 if (length_restriction
)
508 length_restriction
->set_fullname(p_fullname
+ ".<length_restriction>");
511 void Template::set_my_scope(Scope
*p_scope
)
513 GovernedSimple::set_my_scope(p_scope
);
514 switch (templatetype
) {
516 case TEMPLATE_NOTUSED
:
525 u
.specific_value
->set_my_scope(p_scope
);
528 u
.ref
.ref
->set_my_scope(p_scope
);
530 case TEMPLATE_INVOKE
:
531 u
.invoke
.v
->set_my_scope(p_scope
);
532 if(u
.invoke
.t_list
) u
.invoke
.t_list
->set_my_scope(p_scope
);
533 if(u
.invoke
.ap_list
) u
.invoke
.ap_list
->set_my_scope(p_scope
);
536 case VALUE_LIST_ALL_FROM
:
537 u
.all_from
->set_my_scope(p_scope
);
541 case COMPLEMENTED_LIST
:
544 case PERMUTATION_MATCH
:
545 u
.templates
->set_my_scope(p_scope
);
547 case NAMED_TEMPLATE_LIST
:
548 u
.named_templates
->set_my_scope(p_scope
);
550 case INDEXED_TEMPLATE_LIST
:
551 u
.indexed_templates
->set_my_scope(p_scope
);
554 u
.value_range
->set_my_scope(p_scope
);
558 u
.pstring
->set_my_scope(p_scope
);
561 // FATAL_ERROR("Template::set_my_scope()");
563 if (length_restriction
) length_restriction
->set_my_scope(p_scope
);
566 void Template::set_genname_recursive(const string
& p_genname
)
568 set_genname(p_genname
);
569 switch (templatetype
) {
570 case TEMPLATE_LIST
: {
571 if (!my_governor
) return; // error recovery
572 Type
*type
= my_governor
->get_type_refd_last();
574 if (type
->get_typetype() == Type::T_ARRAY
)
575 offset
= type
->get_dimension()->get_offset();
577 size_t nof_ts
= u
.templates
->get_nof_ts();
578 for (size_t i
= 0; i
< nof_ts
; i
++) {
579 string
embedded_genname(p_genname
);
580 embedded_genname
+= '[';
581 embedded_genname
+= Int2string(offset
+ i
);
582 embedded_genname
+= ']';
583 u
.templates
->get_t_byIndex(i
)->set_genname_recursive(embedded_genname
);
586 case NAMED_TEMPLATE_LIST
: {
587 if (!my_governor
) return; // error recovery
588 Type
*type
= my_governor
->get_type_refd_last();
589 size_t nof_nts
= u
.named_templates
->get_nof_nts();
590 for (size_t i
= 0; i
< nof_nts
; i
++) {
591 NamedTemplate
*nt
= u
.named_templates
->get_nt_byIndex(i
);
592 string
embedded_genname(p_genname
);
593 embedded_genname
+= '.';
594 if (type
->get_typetype() == Type::T_ANYTYPE
)
595 embedded_genname
+= "AT_";
596 embedded_genname
+= nt
->get_name().get_name();
597 embedded_genname
+= "()";
598 nt
->get_template()->set_genname_recursive(embedded_genname
);
606 void Template::set_genname_prefix(const char *p_genname_prefix
)
608 GovernedSimple::set_genname_prefix(p_genname_prefix
);
609 switch (templatetype
) {
611 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++)
612 u
.templates
->get_t_byIndex(i
)->set_genname_prefix(p_genname_prefix
);
614 case NAMED_TEMPLATE_LIST
:
615 for (size_t i
= 0; i
< u
.named_templates
->get_nof_nts(); i
++)
616 u
.named_templates
->get_nt_byIndex(i
)->get_template()
617 ->set_genname_prefix(p_genname_prefix
);
619 case INDEXED_TEMPLATE_LIST
:
620 for (size_t i
= 0; i
< u
.indexed_templates
->get_nof_its(); i
++)
621 u
.indexed_templates
->get_it_byIndex(i
)->get_template()
622 ->set_genname_prefix(p_genname_prefix
);
629 void Template::set_code_section(code_section_t p_code_section
)
631 GovernedSimple::set_code_section(p_code_section
);
632 switch (templatetype
) {
634 u
.specific_value
->set_code_section(p_code_section
);
637 u
.ref
.ref
->set_code_section(p_code_section
);
639 case TEMPLATE_INVOKE
:
640 u
.invoke
.v
->set_code_section(p_code_section
);
641 if(u
.invoke
.t_list
) u
.invoke
.t_list
->set_code_section(p_code_section
);
643 for(size_t i
= 0; i
< u
.invoke
.ap_list
->get_nof_pars(); i
++)
644 u
.invoke
.ap_list
->get_par(i
)->set_code_section(p_code_section
);
648 case COMPLEMENTED_LIST
:
651 case PERMUTATION_MATCH
:
652 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++)
653 u
.templates
->get_t_byIndex(i
)->set_code_section(p_code_section
);
655 case NAMED_TEMPLATE_LIST
:
656 for (size_t i
= 0; i
< u
.named_templates
->get_nof_nts(); i
++)
657 u
.named_templates
->get_nt_byIndex(i
)->get_template()
658 ->set_code_section(p_code_section
);
660 case INDEXED_TEMPLATE_LIST
:
661 for (size_t i
= 0; i
<u
.indexed_templates
->get_nof_its(); i
++)
662 u
.indexed_templates
->get_it_byIndex(i
)
663 ->set_code_section(p_code_section
);
666 u
.value_range
->set_code_section(p_code_section
);
670 u
.pstring
->set_code_section(p_code_section
);
675 if (length_restriction
)
676 length_restriction
->set_code_section(p_code_section
);
679 void Template::set_templatetype(templatetype_t p_templatetype
)
681 if (p_templatetype
== templatetype
) return;
682 if (p_templatetype
== TEMPLATE_ERROR
) {
684 templatetype
= TEMPLATE_ERROR
;
687 switch (templatetype
) {
688 case SPECIFIC_VALUE
: // current type
689 switch(p_templatetype
) {
690 case TEMPLATE_REFD
: {
691 Value
*v
= u
.specific_value
;
692 u
.ref
.ref
= v
->steal_ttcn_ref_base();
697 case TEMPLATE_INVOKE
: {
698 Value
*v
= u
.specific_value
;
699 v
->steal_invoke_data(u
.invoke
.v
, u
.invoke
.t_list
, u
.invoke
.ap_list
);
703 FATAL_ERROR("Template::set_templatetype()");
706 case TEMPLATE_LIST
: // current type
707 if (p_templatetype
== NAMED_TEMPLATE_LIST
) {
708 // TEMPLATE_LIST -> NAMED_TEMPLATE_LIST:
709 // value list -> assignment notation
710 // applicable to record types, signatures and empty set types
711 if (!my_governor
) FATAL_ERROR("Template::set_templatetype()");
712 Type
*t
= my_governor
->get_type_refd_last();
713 size_t nof_comps
= t
->get_nof_comps(); // "expected" nr of components
714 Templates
*sts
= u
.templates
;
715 size_t nof_temps
= sts
->get_nof_ts(); // "actual" nr in the list
716 Type::typetype_t tt
= t
->get_typetype();
720 case Type::T_SIGNATURE
:
724 if (nof_temps
== 0 && nof_comps
== 0) break;
726 FATAL_ERROR("Template::set_templatetype()");
728 // If it's a record or set template, allow fewer elements than
729 // what is required, because implicit omit may take care of it.
730 // If it's a signature template, be precise.
731 bool allow_fewer
= false;
732 switch (my_governor
->get_typetype()) {
733 case Type::T_SEQ_T
: case Type::T_SET_T
:
736 case Type::T_SIGNATURE
: // be precise
738 default: // not possible, fatal error ?
741 if ( nof_temps
> nof_comps
742 || (!allow_fewer
&& (nof_temps
< nof_comps
))) {
743 error("Too %s elements in value list notation for type `%s': "
744 "%lu was expected instead of %lu",
745 nof_temps
> nof_comps
? "many" : "few",
746 t
->get_typename().c_str(),
747 (unsigned long) nof_comps
, (unsigned long) nof_temps
);
749 size_t upper_limit
; // min(nof_temps, nof_comps)
751 if (nof_temps
<= nof_comps
) {
752 upper_limit
= nof_temps
;
755 upper_limit
= nof_comps
;
758 u
.named_templates
= new NamedTemplates
;
759 for (size_t i
= 0; i
< upper_limit
; i
++) {
760 Template
*& temp
= sts
->get_t_byIndex(i
);
761 if (temp
->templatetype
== TEMPLATE_NOTUSED
) continue;
763 NamedTemplate
*nt
= new
764 NamedTemplate(t
->get_comp_id_byIndex(i
).clone(), temp
);
765 nt
->set_location(*temp
);
766 u
.named_templates
->add_nt(nt
);
769 u
.named_templates
->set_my_scope(get_my_scope());
770 u
.named_templates
->set_fullname(get_fullname());
772 if (all_notused
&& nof_temps
> 0 && tt
!= Type::T_SIGNATURE
)
773 warning("All elements of value list notation for type `%s' are "
774 "not used symbols (`-')", t
->get_typename().c_str());
775 } else FATAL_ERROR("Template::set_templatetype()");
777 case CSTR_PATTERN
: // current type
778 if (p_templatetype
== USTR_PATTERN
)
779 templatetype
= USTR_PATTERN
;
781 FATAL_ERROR("Template::set_templatetype()");
784 FATAL_ERROR("Template::set_templatetype()");
786 templatetype
= p_templatetype
;
789 const char *Template::get_templatetype_str() const
791 switch(templatetype
) {
793 return "erroneous template";
794 case TEMPLATE_NOTUSED
:
795 return "not used symbol";
801 return "any or omit";
803 return "specific value";
805 return "referenced template";
806 case TEMPLATE_INVOKE
:
807 return "template returning invoke";
809 case VALUE_LIST_ALL_FROM
:
810 return "template with 'all from'";
812 return "value list notation";
813 case NAMED_TEMPLATE_LIST
:
814 return "assignment notation";
815 case INDEXED_TEMPLATE_LIST
:
816 return "assignment notation with array indices";
818 return "value range match";
820 return "value list match";
821 case COMPLEMENTED_LIST
:
822 return "complemented list match";
824 return "superset match";
826 return "subset match";
827 case PERMUTATION_MATCH
:
828 return "permutation match";
830 return "bitstring pattern";
832 return "hexstring pattern";
834 return "octetstring pattern";
836 return "character string pattern";
838 return "universal string pattern";
840 return "unknown template";
844 bool Template::is_undef_lowerid()
846 return templatetype
== SPECIFIC_VALUE
&&
847 u
.specific_value
->is_undef_lowerid();
850 void Template::set_lowerid_to_ref()
852 switch (templatetype
) {
854 u
.specific_value
->set_lowerid_to_ref();
855 if (u
.specific_value
->get_valuetype() == Value::V_REFD
) {
856 Common::Assignment
*t_ass
=
857 u
.specific_value
->get_reference()->get_refd_assignment(false);
859 switch (t_ass
->get_asstype()) {
860 case Common::Assignment::A_MODULEPAR_TEMP
:
861 case Common::Assignment::A_TEMPLATE
:
862 case Common::Assignment::A_VAR_TEMPLATE
:
863 case Common::Assignment::A_PAR_TEMPL_IN
:
864 case Common::Assignment::A_PAR_TEMPL_OUT
:
865 case Common::Assignment::A_PAR_TEMPL_INOUT
:
866 case Common::Assignment::A_FUNCTION_RTEMP
:
867 case Common::Assignment::A_EXT_FUNCTION_RTEMP
:
868 set_templatetype(TEMPLATE_REFD
);
872 } else set_templatetype(TEMPLATE_ERROR
);
876 case COMPLEMENTED_LIST
:
877 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++)
878 u
.templates
->get_t_byIndex(i
)->set_lowerid_to_ref();
881 u
.value_range
->set_lowerid_to_ref();
888 Type::typetype_t
Template::get_expr_returntype(Type::expected_value_t exp_val
)
890 switch (templatetype
) {
892 return Type::T_ERROR
;
894 return u
.specific_value
->get_expr_returntype(exp_val
);
895 case TEMPLATE_REFD
: {
896 Type
*t
= get_expr_governor(exp_val
);
897 if (t
) return t
->get_type_refd_last()->get_typetype_ttcn3();
898 else return Type::T_ERROR
; }
899 case TEMPLATE_INVOKE
: {
900 Type
*t
= get_expr_governor(exp_val
);
901 if(t
) return t
->get_type_refd_last()->get_typetype_ttcn3();
902 else return Type::T_ERROR
; }
904 case COMPLEMENTED_LIST
:
905 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++) {
906 Type::typetype_t tt
= u
.templates
->get_t_byIndex(i
)
907 ->get_expr_returntype(exp_val
);
908 if (tt
!= Type::T_UNDEF
) return tt
;
910 return Type::T_UNDEF
;
912 return u
.value_range
->get_expr_returntype(exp_val
);
915 return Type::T_SETOF
;
927 return Type::T_UNDEF
;
931 Type
*Template::get_expr_governor(Type::expected_value_t exp_val
)
933 if (my_governor
) return my_governor
;
934 switch (templatetype
) {
936 return u
.specific_value
->get_expr_governor(exp_val
);
938 case COMPLEMENTED_LIST
:
939 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++) {
940 Type
*t
= u
.templates
->get_t_byIndex(i
)->get_expr_governor(exp_val
);
945 return u
.value_range
->get_expr_governor(exp_val
);
946 case TEMPLATE_REFD
: {
947 Type
*t
= u
.ref
.ref
->get_refd_assignment()->get_Type()
948 ->get_field_type(u
.ref
.ref
->get_subrefs(), exp_val
);
949 if (!t
) set_templatetype(TEMPLATE_ERROR
);
952 case TEMPLATE_INVOKE
: {
953 Type
*t
= u
.invoke
.v
->get_expr_governor(Type::EXPECTED_DYNAMIC_VALUE
);
955 if(u
.invoke
.v
->get_valuetype() != Value::V_ERROR
)
956 u
.invoke
.v
->error("A value of type function expected");
959 t
= t
->get_type_refd_last();
960 switch(t
->get_typetype()) {
961 case Type::T_FUNCTION
:
962 if(exp_val
==Type::EXPECTED_DYNAMIC_VALUE
&& t
->get_returns_template()){
963 error("Reference to a value was expected instead of a "
964 "template of type `%s'"
965 , t
->get_function_return_type()->get_typename().c_str());
968 return t
->get_function_return_type();
969 case Type::T_ALTSTEP
:
972 u
.invoke
.v
->error("A value of type function expected instead of `%s'",
973 t
->get_typename().c_str());
978 return Type::get_pooltype(get_expr_returntype(exp_val
));
981 set_templatetype(TEMPLATE_ERROR
);
985 void Template::set_my_governor(Type
*p_gov
)
988 FATAL_ERROR("Template::set_my_governor(): NULL parameter");
992 Type
*Template::get_my_governor() const
997 void Template::set_length_restriction(LengthRestriction
*p_lr
)
999 if (length_restriction
) FATAL_ERROR("Template::set_length_restriction()");
1000 length_restriction
= p_lr
;
1003 Template::completeness_t
1004 Template::get_completeness_condition_seof(bool incomplete_allowed
)
1006 if (!incomplete_allowed
) return C_MUST_COMPLETE
;
1007 else if (!base_template
) return C_MAY_INCOMPLETE
;
1009 Template
*t
= base_template
->get_template_refd_last();
1010 switch (t
->templatetype
) {
1011 // partial overwriting is allowed
1012 case TEMPLATE_ERROR
: // to suppress more errors
1013 case TEMPLATE_NOTUSED
: // modifying a modified template
1014 case ANY_VALUE
: // in case of ?
1015 case ANY_OR_OMIT
: // in case of *
1016 case TEMPLATE_REFD
: // e.g. the actual value of a formal parameter
1017 case TEMPLATE_INVOKE
:
1018 case NAMED_TEMPLATE_LIST
: // t is erroneous
1019 case INDEXED_TEMPLATE_LIST
:
1020 return C_MAY_INCOMPLETE
;
1022 switch (my_governor
->get_type_refd_last()->get_typetype()) {
1025 // only the first elements can be incomplete
1028 // we are in error recovery
1029 return C_MAY_INCOMPLETE
;
1031 break; // should not get here
1033 // partial overwriting is not allowed for literal specific values,
1034 // matching ranges/lists/sets and patterns
1035 return C_MUST_COMPLETE
;
1040 Template::completeness_t
Template::get_completeness_condition_choice
1041 (bool incomplete_allowed
, const Identifier
& p_fieldname
)
1043 if (!incomplete_allowed
) return C_MUST_COMPLETE
;
1044 else if (!base_template
) return C_MAY_INCOMPLETE
;
1046 Template
*t
= base_template
->get_template_refd_last();
1047 switch (t
->templatetype
) {
1048 // partial overwriting is allowed
1049 case TEMPLATE_ERROR
: // to suppress more errors
1050 case TEMPLATE_NOTUSED
: // t is erroneous
1051 case ANY_VALUE
: // in case of ?
1052 case ANY_OR_OMIT
: // in case of *
1053 case TEMPLATE_REFD
: // e.g. the actual value of a formal parameter
1054 case TEMPLATE_INVOKE
:
1055 case TEMPLATE_LIST
: // t is erroneous
1056 return C_MAY_INCOMPLETE
;
1057 case NAMED_TEMPLATE_LIST
: // some fields may be missing
1058 if (t
->u
.named_templates
->has_nt_withName(p_fieldname
))
1059 return C_MAY_INCOMPLETE
;
1060 else return C_MUST_COMPLETE
;
1062 // partial overwriting is not allowed for literal specific values,
1063 // matching ranges/lists/sets and patterns
1064 return C_MUST_COMPLETE
;
1069 void Template::add_named_temp(NamedTemplate
* nt
) {
1070 if (templatetype
!= NAMED_TEMPLATE_LIST
)
1071 FATAL_ERROR("Template::add_named_temp()");
1072 u
.named_templates
->add_nt(nt
);
1075 Value
*Template::get_specific_value() const
1077 if (templatetype
!= SPECIFIC_VALUE
)
1078 FATAL_ERROR("Template::get_specific_value()");
1079 return u
.specific_value
;
1082 Ref_base
*Template::get_reference() const
1084 if (templatetype
!= TEMPLATE_REFD
)
1085 FATAL_ERROR("Template::get_reference()");
1089 ValueRange
*Template::get_value_range() const
1091 if (templatetype
!= VALUE_RANGE
)
1092 FATAL_ERROR("Template::get_value_range()");
1093 return u
.value_range
;
1096 PatternString
* Template::get_cstr_pattern() const
1098 if (templatetype
!= CSTR_PATTERN
)
1099 FATAL_ERROR("Template::get_cstr_pattern()");
1103 PatternString
* Template::get_ustr_pattern() const
1105 if (templatetype
!= USTR_PATTERN
)
1106 FATAL_ERROR("Template::get_ustr_pattern()");
1110 size_t Template::get_nof_comps() const
1112 switch (templatetype
) {
1115 case COMPLEMENTED_LIST
:
1116 case SUPERSET_MATCH
:
1118 case PERMUTATION_MATCH
:
1119 return u
.templates
->get_nof_ts();
1120 case NAMED_TEMPLATE_LIST
:
1121 return u
.named_templates
->get_nof_nts();
1122 case INDEXED_TEMPLATE_LIST
:
1123 return u
.indexed_templates
->get_nof_its();
1125 FATAL_ERROR("Template::get_of_comps()");
1130 Template
*Template::get_temp_byIndex(size_t n
) const
1132 switch (templatetype
) {
1135 case COMPLEMENTED_LIST
:
1136 case SUPERSET_MATCH
:
1138 case PERMUTATION_MATCH
:
1139 return u
.templates
->get_t_byIndex(n
);
1141 FATAL_ERROR("Template::get_temp_byIndex()");
1146 IndexedTemplate
*Template::get_indexedtemp_byIndex(size_t n
) const
1148 if (templatetype
!= INDEXED_TEMPLATE_LIST
)
1149 FATAL_ERROR("Template::get_indexedtemp_byIndex()");
1150 return u
.indexed_templates
->get_it_byIndex(n
);
1153 NamedTemplate
*Template::get_namedtemp_byIndex(size_t n
) const
1155 if (templatetype
!= NAMED_TEMPLATE_LIST
)
1156 FATAL_ERROR("Template::get_namedtemp_byIndex()");
1157 return u
.named_templates
->get_nt_byIndex(n
);
1160 Template
*Template::get_all_from() const
1162 if (templatetype
!= ALL_FROM
1163 &&templatetype
!= VALUE_LIST_ALL_FROM
)
1164 FATAL_ERROR("Template::get_all_from()");
1168 // Not applicable to INDEXED_TEMPLATE_LIST nodes. The actual number of
1169 // elements is not known.
1170 size_t Template::get_nof_listitems() const
1172 if (templatetype
!= TEMPLATE_LIST
)
1173 FATAL_ERROR("Template::get_nof_listitems()");
1174 if (has_permutation
) {
1175 size_t nof_ts
= u
.templates
->get_nof_ts(), ret_val
= 0;
1176 for (size_t i
= 0; i
< nof_ts
; i
++) {
1177 Template
*t
= u
.templates
->get_t_byIndex(i
);
1178 if (t
->templatetype
== PERMUTATION_MATCH
)
1179 ret_val
+= t
->u
.templates
->get_nof_ts();
1183 } else return u
.templates
->get_nof_ts();
1186 Template
*Template::get_listitem_byIndex(size_t n
) const
1188 if (templatetype
!= TEMPLATE_LIST
)
1189 FATAL_ERROR("Template::get_listitam_byIndex()");
1190 if (has_permutation
) {
1191 size_t nof_ts
= u
.templates
->get_nof_ts(), index
= 0;
1192 for (size_t i
= 0; i
< nof_ts
; i
++) {
1193 Template
*t
= u
.templates
->get_t_byIndex(i
);
1194 if (t
->templatetype
== PERMUTATION_MATCH
) {
1195 size_t nof_perm_ts
= t
->u
.templates
->get_nof_ts();
1196 if (n
< index
+ nof_perm_ts
)
1197 return t
->u
.templates
->get_t_byIndex(n
- index
);
1198 else index
+= nof_perm_ts
;
1200 if (n
== index
) return t
;
1204 FATAL_ERROR("Template::get_listitem_byIndex(): index overflow");
1206 } else return u
.templates
->get_t_byIndex(n
);
1209 /** \todo revise and merge with get_template_refd() */
1210 Template
* Template::get_template_refd_last(ReferenceChain
*refch
)
1212 // return this for non-referenced templates
1213 if (templatetype
!= TEMPLATE_REFD
) return this;
1214 // use the cached template if present
1215 else if (u
.ref
.refd_last
) return u
.ref
.refd_last
;
1217 Common::Assignment
*t_ass
= u
.ref
.ref
->get_refd_assignment();
1218 // escape from invalid recursion loops
1219 if (templatetype
!= TEMPLATE_REFD
) return this;
1220 if (!t_ass
) FATAL_ERROR("Template::get_template_refd_last()");
1221 if (t_ass
->get_asstype() != Common::Assignment::A_TEMPLATE
) {
1222 // return this if the reference does not point to a template
1223 u
.ref
.refd_last
= this;
1224 return u
.ref
.refd_last
;
1227 // otherwise evaluate the reference
1230 refch
->mark_state();
1231 destroy_refch
= false;
1233 refch
= new ReferenceChain(this, "While searching referenced template");
1234 destroy_refch
= true;
1237 if (refch
->add(get_fullname())) {
1238 Template
*t_refd
= get_template_refd(refch
);
1239 // get_template_refd() may set u.ref.refd_last if there are unfoldable
1240 // sub-references in u.ref.ref
1241 if (!u
.ref
.refd_last
) {
1242 u
.ref
.refd_last
= t_refd
->get_template_refd_last(refch
);
1244 ret_val
= u
.ref
.refd_last
;
1246 // a circular reference was found
1247 set_templatetype(TEMPLATE_ERROR
);
1250 if (destroy_refch
) delete refch
;
1251 else refch
->prev_state();
1255 Template
* Template::get_refd_sub_template(Ttcn::FieldOrArrayRefs
*subrefs
,
1257 ReferenceChain
*refch
)
1259 if (!subrefs
) return this;
1261 for (size_t i
=0; i
<subrefs
->get_nof_refs(); i
++) {
1263 t
=t
->get_template_refd_last(refch
);
1264 t
->set_lowerid_to_ref();
1265 switch(t
->templatetype
) {
1266 case TEMPLATE_ERROR
:
1269 case INDEXED_TEMPLATE_LIST
:
1272 case SPECIFIC_VALUE
:
1273 (void)t
->u
.specific_value
->get_refd_sub_value(
1274 subrefs
, i
, usedInIsbound
, refch
); // only to report errors
1279 Ttcn::FieldOrArrayRef
*ref
=subrefs
->get_ref(i
);
1280 if(ref
->get_type() == Ttcn::FieldOrArrayRef::FIELD_REF
)
1281 t
=t
->get_refd_field_template(*ref
->get_id(), *ref
, usedInIsbound
,
1283 else t
=t
->get_refd_array_template(ref
->get_val(), usedInIsbound
, refch
);
1288 Template
* Template::get_template_refd(ReferenceChain
*refch
)
1290 unsigned int const prev_err_count
= get_error_count();
1291 if (templatetype
!= TEMPLATE_REFD
)
1292 FATAL_ERROR("Template::get_template_refd()");
1293 // use the cached pointer if it is already set
1294 if (u
.ref
.refd
) return u
.ref
.refd
;
1295 Common::Assignment
*ass
= u
.ref
.ref
->get_refd_assignment();
1296 if (!ass
) FATAL_ERROR("Template::get_template_refd()");
1297 if(ass
->get_asstype() == Common::Assignment::A_TEMPLATE
) {
1298 FieldOrArrayRefs
*subrefs
= u
.ref
.ref
->get_subrefs();
1299 Template
*asst
= ass
->get_Template();
1300 Template
*t
= asst
->get_refd_sub_template(
1301 subrefs
, u
.ref
.ref
->getUsedInIsbound(), refch
);
1304 // Why do we not set u.ref.refd_last ?
1306 else if (subrefs
&& subrefs
->has_unfoldable_index()) {
1307 // some array indices could not be evaluated
1309 u
.ref
.refd_last
= this;
1310 } else if (u
.ref
.ref
->getUsedInIsbound()) {
1312 u
.ref
.refd_last
= this;
1314 // an error was found while resolving sub-references
1315 if (get_error_count() == prev_err_count
) {
1316 // it was not reported, report it now
1317 error("Using a template which refers to a non-template is not supported");
1318 asst
->note("Workaround: change the right hand side refer to a template");
1319 if (ass
->is_local()) {
1320 ass
->note("Workaround: change the template definition "
1321 "to a var template");
1324 set_templatetype(TEMPLATE_ERROR
);
1328 // the reference is unfoldable
1334 Template
* Template::get_refd_field_template(const Identifier
& field_id
,
1335 const Location
& loc
, bool usedInIsbound
, ReferenceChain
*refch
)
1337 switch (templatetype
) {
1342 case COMPLEMENTED_LIST
:
1343 // the above template types are valid matching mechanisms,
1344 // but they cannot be sub-referenced
1345 loc
.error("Reference to field `%s' of %s `%s'",
1346 field_id
.get_dispname().c_str(), get_templatetype_str(),
1347 get_fullname().c_str());
1352 if(!my_governor
) FATAL_ERROR("Template::get_refd_field_template()");
1353 Type
*t
= my_governor
->get_type_refd_last();
1354 const char *typetype_str
="set";
1355 switch(t
->get_typetype()) {
1359 case Type::T_CHOICE_A
:
1360 case Type::T_CHOICE_T
:
1361 case Type::T_OPENTYPE
:
1362 case Type::T_ANYTYPE
:
1363 if (!t
->has_comp_withName(field_id
)) {
1364 loc
.error("Reference to non-existent union field `%s' in type `%s'",
1365 field_id
.get_dispname().c_str(), t
->get_typename().c_str());
1367 } else if (templatetype
!= NAMED_TEMPLATE_LIST
) {
1368 // this is an invalid matching mechanism, the error is already reported
1369 //error("invalid matching mechanism (not template list) but %d", templatetype);
1371 } else if (u
.named_templates
->get_nof_nts() != 1) {
1372 // this is an invalid union template (more than one active field)
1373 // the error is already reported
1374 //error("invalid union template ");
1377 NamedTemplate
*nt
= u
.named_templates
->get_nt_byIndex(0);
1378 if (nt
->get_name() != field_id
) {
1379 if (!usedInIsbound
) {
1380 loc
.error("Reference to inactive field `%s' in a template of"
1381 " union type `%s'. The active field is `%s'.",
1382 field_id
.get_dispname().c_str(),
1383 t
->get_typename().c_str(),
1384 nt
->get_name().get_dispname().c_str());
1389 return nt
->get_template();
1394 typetype_str
="record";
1398 if (!t
->has_comp_withName(field_id
)) {
1399 loc
.error("Reference to non-existent %s field `%s' in type `%s'",
1400 typetype_str
, field_id
.get_dispname().c_str(),
1401 t
->get_typename().c_str());
1403 } else if (templatetype
!= NAMED_TEMPLATE_LIST
) {
1404 // this is an invalid matching mechanism
1405 // the error should be already reported
1407 } else if (u
.named_templates
->has_nt_withName(field_id
)) {
1408 // the field is found, everything is OK
1409 return u
.named_templates
->get_nt_byName(field_id
)->get_template();
1410 } else if (base_template
) {
1411 // take the field from the base template (recursively)
1412 return base_template
->get_template_refd_last(refch
)
1413 ->get_refd_field_template(field_id
, loc
, usedInIsbound
, refch
);
1415 if (!usedInIsbound
) {
1416 // this should not happen unless there is an error
1417 // (e.g. missing field)
1418 loc
.error("Reference to an unbound field `%s'",
1419 field_id
.get_dispname().c_str());
1424 loc
.error("Invalid field reference `%s': type `%s' "
1425 "does not have fields", field_id
.get_dispname().c_str(),
1426 t
->get_typename().c_str());
1431 Template
* Template::get_refd_array_template(Value
*array_index
,
1433 ReferenceChain
*refch
)
1435 switch (templatetype
) {
1440 case COMPLEMENTED_LIST
:
1441 case SUPERSET_MATCH
:
1443 // the above template types are valid matching mechanisms,
1444 // but they cannot be sub-referenced
1445 array_index
->error("Reference with index to an element of %s `%s'",
1446 get_templatetype_str(), get_fullname().c_str());
1451 Value
*v_index
= array_index
->get_value_refd_last(refch
);
1453 bool index_available
= false;
1454 if (!v_index
->is_unfoldable()) {
1455 if (v_index
->get_valuetype() == Value::V_INT
) {
1456 index
= v_index
->get_val_Int()->get_val();
1457 index_available
= true;
1459 array_index
->error("An integer value was expected as index");
1462 if (!my_governor
) FATAL_ERROR("Template::get_refd_array_template()");
1463 Type
*t
= my_governor
->get_type_refd_last();
1464 const char *typetype_str
="set";
1465 switch(t
->get_typetype()) {
1470 typetype_str
="record";
1473 if (index_available
) {
1475 array_index
->error("A non-negative integer value was expected "
1476 "instead of %s for indexing a template of `%s of' type `%s'",
1477 Int2string(index
).c_str(), typetype_str
,
1478 t
->get_typename().c_str());
1480 } else if (templatetype
!= TEMPLATE_LIST
) {
1481 // remain silent the error has been already reported
1484 size_t nof_elements
= get_nof_listitems();
1485 if (index
>= static_cast<Int
>(nof_elements
)) {
1486 array_index
->error("Index overflow in a template of `%s of' type "
1487 "`%s': the index is %s, but the template has only %lu elements",
1488 typetype_str
, t
->get_typename().c_str(),
1489 Int2string(index
).c_str(), (unsigned long) nof_elements
);
1494 // the index is not available or the error has been reported above
1499 if (index_available
) {
1500 ArrayDimension
*dim
= t
->get_dimension();
1501 dim
->chk_index(v_index
, Type::EXPECTED_DYNAMIC_VALUE
);
1502 if (templatetype
== TEMPLATE_LIST
&& !dim
->get_has_error()) {
1503 // perform the index transformation
1504 index
-= dim
->get_offset();
1505 // check for index underflow/overflow or too few elements in template
1506 if (index
< 0 || index
>= static_cast<Int
>(get_nof_listitems()))
1509 // remain silent, the error has been already reported
1513 // the index is not available or the error has been reported above
1518 array_index
->error("Invalid array element reference: type `%s' cannot "
1519 "be indexed", t
->get_typename().c_str());
1522 Template
*ret_val
= get_listitem_byIndex(index
);
1523 if (ret_val
->templatetype
== TEMPLATE_NOTUSED
) {
1524 if (base_template
) {
1525 // take the referred element from the base template
1526 return base_template
->get_template_refd_last(refch
)
1527 ->get_refd_array_template(v_index
, usedInIsbound
, refch
);
1529 if(ret_val
->get_templatetype() == TEMPLATE_NOTUSED
)
1530 error("Not used symbol is not allowed in this context");
1533 } else return ret_val
;
1536 bool Template::temps_contains_anyornone_symbol() const
1538 switch (templatetype
) {
1540 case SUPERSET_MATCH
:
1542 case PERMUTATION_MATCH
:
1545 FATAL_ERROR("Template::temps_contains_anyornone_symbol()");
1547 size_t nof_comps
= u
.templates
->get_nof_ts();
1548 for (size_t i
= 0; i
< nof_comps
; i
++) {
1549 Template
*t
= u
.templates
->get_t_byIndex(i
);
1550 switch (t
->templatetype
) {
1553 // 'all from' clauses not known at compile time are also considered
1556 case PERMUTATION_MATCH
:
1558 if (t
->temps_contains_anyornone_symbol()) return true;
1567 size_t Template::get_nof_comps_not_anyornone() const
1569 switch (templatetype
) {
1571 case SUPERSET_MATCH
:
1573 case PERMUTATION_MATCH
:
1576 FATAL_ERROR("Template::get_nof_comps_not_anyornone()");
1579 size_t nof_comps
= u
.templates
->get_nof_ts();
1580 for (size_t i
= 0; i
< nof_comps
; i
++) {
1581 Template
*t
= u
.templates
->get_t_byIndex(i
);
1582 switch (t
->templatetype
) {
1587 case PERMUTATION_MATCH
:
1589 ret_val
+= t
->get_nof_comps_not_anyornone();
1592 // other types are counted as 1
1600 bool Template::pattern_contains_anyornone_symbol() const
1602 switch (templatetype
) {
1606 return u
.pattern
->find('*') < u
.pattern
->size();
1611 FATAL_ERROR("Template::pattern_contains_anyornone_symbol()");
1616 size_t Template::get_min_length_of_pattern() const
1619 switch (templatetype
) {
1621 case HSTR_PATTERN
: {
1622 size_t pattern_len
= u
.pattern
->size();
1623 const char *pattern_ptr
= u
.pattern
->c_str();
1624 for (size_t i
= 0; i
< pattern_len
; i
++)
1625 if (pattern_ptr
[i
] != '*') ret_val
++;
1627 case OSTR_PATTERN
: {
1628 size_t pattern_len
= u
.pattern
->size();
1629 const char *pattern_ptr
= u
.pattern
->c_str();
1630 for (size_t i
= 0; i
< pattern_len
; i
++) {
1631 switch (pattern_ptr
[i
]) {
1640 // count as 1 and skip over the next hex digit
1650 FATAL_ERROR("Template::get_min_length_of_pattern()");
1655 bool Template::is_Value() const
1657 if (length_restriction
|| is_ifpresent
) return false;
1658 switch (templatetype
) {
1659 case TEMPLATE_ERROR
:
1660 case TEMPLATE_NOTUSED
:
1663 case SPECIFIC_VALUE
:
1664 if(u
.specific_value
->get_valuetype() == Value::V_INVOKE
) {
1665 Type
*t
= u
.specific_value
1666 ->get_invoked_type(Type::EXPECTED_DYNAMIC_VALUE
);
1667 if(t
&& t
->get_type_refd_last()->get_typetype() == Type::T_FUNCTION
&&
1668 t
->get_type_refd_last()->get_returns_template()) return false;
1671 case TEMPLATE_LIST
: {
1672 Templates
*ts
= u
.templates
;
1673 for (size_t i
= 0; i
< ts
->get_nof_ts(); i
++)
1674 if (!ts
->get_t_byIndex(i
)->is_Value()) return false;
1677 case NAMED_TEMPLATE_LIST
: {
1678 NamedTemplates
*ts
= u
.named_templates
;
1679 for (size_t i
= 0;i
< ts
->get_nof_nts(); i
++)
1680 if (!ts
->get_nt_byIndex(i
)->get_template()->is_Value()) return false;
1683 case INDEXED_TEMPLATE_LIST
: {
1684 IndexedTemplates
*ts
= u
.indexed_templates
;
1685 for (size_t i
= 0; i
< ts
->get_nof_its(); i
++)
1686 if (!ts
->get_it_byIndex(i
)->get_template()->is_Value()) return false;
1689 case TEMPLATE_REFD
: {
1690 Common::Assignment
*ass
= u
.ref
.ref
->get_refd_assignment();
1691 switch (ass
->get_asstype()) {
1692 case Common::Assignment::A_EXT_CONST
:
1693 case Common::Assignment::A_PAR_VAL
:
1694 case Common::Assignment::A_PAR_VAL_IN
:
1695 case Common::Assignment::A_PAR_VAL_OUT
:
1696 case Common::Assignment::A_PAR_VAL_INOUT
:
1697 case Common::Assignment::A_VAR
:
1708 Value
*Template::get_Value()
1711 switch(templatetype
) {
1712 case TEMPLATE_ERROR
:
1713 ret_val
= new Value(Value::V_ERROR
);
1715 case TEMPLATE_NOTUSED
:
1716 ret_val
= new Value(Value::V_NOTUSED
);
1719 ret_val
= new Value(Value::V_OMIT
);
1721 case SPECIFIC_VALUE
:
1722 ret_val
= u
.specific_value
;
1723 u
.specific_value
= 0;
1724 set_templatetype(TEMPLATE_ERROR
);
1726 case TEMPLATE_LIST
: {
1727 Values
*vs
= new Values
;
1728 size_t nof_ts
= u
.templates
->get_nof_ts();
1730 for (size_t i
= 0; i
< nof_ts
; i
++) {
1731 Value
* v
= u
.templates
->get_t_byIndex(i
)->get_Value();
1732 if (!gov
) gov
= v
->get_my_governor();
1735 ret_val
= new Value(Value::V_SEQOF
, vs
);
1736 if (gov
) gov
= gov
->get_parent_type();
1737 if (gov
) ret_val
->set_my_governor(gov
);
1739 case NAMED_TEMPLATE_LIST
: {
1740 NamedValues
*nvs
= new NamedValues
;
1741 size_t nof_nts
= u
.named_templates
->get_nof_nts();
1743 for (size_t i
= 0; i
< nof_nts
; i
++) {
1744 NamedTemplate
*nt
= u
.named_templates
->get_nt_byIndex(i
);
1745 Value
* v
= nt
->get_template()->get_Value();
1746 if (!gov
) gov
= v
->get_my_governor();
1747 NamedValue
*nv
= new NamedValue(nt
->get_name().clone(), v
);
1748 nv
->set_location(*nt
);
1751 ret_val
= new Value(Value::V_SEQ
, nvs
);
1752 if (gov
) gov
= gov
->get_parent_type();
1753 if (gov
) ret_val
->set_my_governor(gov
);
1755 case INDEXED_TEMPLATE_LIST
: {
1756 Values
*ivs
= new Values(true);
1757 size_t nof_its
= u
.indexed_templates
->get_nof_its();
1759 for (size_t i
= 0; i
< nof_its
; i
++) {
1760 IndexedTemplate
*it
= u
.indexed_templates
->get_it_byIndex(i
);
1761 Value
* v
= it
->get_template()->get_Value();
1762 if (!gov
) gov
= v
->get_my_governor();
1763 IndexedValue
*iv
= new IndexedValue(it
->get_index().clone(), v
);
1764 iv
->set_location(*it
);
1767 ret_val
= new Value(Value::V_SEQOF
, ivs
);
1768 if (gov
) gov
= gov
->get_parent_type();
1769 if (gov
) ret_val
->set_my_governor(gov
);
1772 FATAL_ERROR("Template::get_Value()");
1776 ret_val
->set_location(*this);
1777 ret_val
->set_my_scope(get_my_scope());
1778 ret_val
->set_fullname(get_fullname());
1782 bool Template::is_Ref() const
1784 if (length_restriction
|| is_ifpresent
|| templatetype
!= SPECIFIC_VALUE
)
1786 Value
*v
= u
.specific_value
;
1787 switch (v
->get_valuetype()) {
1788 case Value::V_UNDEF_LOWERID
:
1791 if (dynamic_cast<Ref_base
*>(v
->get_reference())) return true;
1798 Ref_base
*Template::get_Ref()
1800 if (templatetype
!= SPECIFIC_VALUE
)
1801 FATAL_ERROR("Template::get_Ref()");
1802 return u
.specific_value
->steal_ttcn_ref_base();
1805 void Template::chk_recursions(ReferenceChain
& refch
)
1807 if (recurs_checked
) return;
1810 if (t
->templatetype
== SPECIFIC_VALUE
) break;
1811 else if (!refch
.add(t
->get_fullname())) goto end
;
1812 else if (t
->templatetype
!= TEMPLATE_REFD
) break;
1813 ActualParList
*parlist
= t
->u
.ref
.ref
->get_parlist();
1814 if (parlist
) parlist
->chk_recursions(refch
);
1815 Template
*t_refd
= t
->get_template_refd(&refch
);
1816 if (t_refd
== t
) break;
1819 t
->set_lowerid_to_ref();
1820 switch (t
->templatetype
) {
1821 case SPECIFIC_VALUE
:
1822 t
->u
.specific_value
->chk_recursions(refch
);
1826 case COMPLEMENTED_LIST
:
1827 case SUPERSET_MATCH
:
1829 case PERMUTATION_MATCH
:
1830 for (size_t i
= 0; i
< t
->u
.templates
->get_nof_ts(); i
++) {
1832 t
->u
.templates
->get_t_byIndex(i
)->chk_recursions(refch
);
1836 case NAMED_TEMPLATE_LIST
:
1837 for (size_t i
= 0; i
< t
->u
.named_templates
->get_nof_nts(); i
++) {
1839 t
->u
.named_templates
->get_nt_byIndex(i
)
1840 ->get_template()->chk_recursions(refch
);
1844 case INDEXED_TEMPLATE_LIST
:
1845 for (size_t i
= 0; i
< t
->u
.indexed_templates
->get_nof_its(); i
++) {
1847 t
->u
.indexed_templates
->get_it_byIndex(i
)
1848 ->get_template()->chk_recursions(refch
);
1854 t
->u
.pstring
->chk_recursions(refch
);
1860 recurs_checked
= true;
1863 void Template::chk_specific_value(bool allow_omit
)
1865 Template
*t
= get_template_refd_last();
1866 if (!allow_omit
&& t
->templatetype
==OMIT_VALUE
) {
1867 t
->error("A specific value was expected instead of omit");
1869 chk_specific_value_generic();
1872 void Template::chk_specific_value_generic()
1874 if (specific_value_checked
) return;
1875 Template
*t
= get_template_refd_last();
1876 if (t
->specific_value_checked
) return;
1877 switch (t
->templatetype
) {
1878 case TEMPLATE_ERROR
:
1879 case TEMPLATE_NOTUSED
:
1880 case TEMPLATE_REFD
: // unfoldable reference
1882 case SPECIFIC_VALUE
:
1883 if(u
.specific_value
->get_valuetype() == Value::V_INVOKE
) {
1884 Type
*t_type
= u
.specific_value
1885 ->get_invoked_type(Type::EXPECTED_DYNAMIC_VALUE
);
1886 if(t_type
&& t_type
->get_type_refd_last()->get_returns_template()) {
1887 set_templatetype(TEMPLATE_INVOKE
);
1892 case TEMPLATE_INVOKE
:
1896 for (size_t i
= 0; i
< t
->u
.templates
->get_nof_ts(); i
++)
1897 t
->u
.templates
->get_t_byIndex(i
)->chk_specific_value_generic();
1899 case NAMED_TEMPLATE_LIST
:
1900 for (size_t i
= 0; i
< t
->u
.named_templates
->get_nof_nts(); i
++)
1901 t
->u
.named_templates
->get_nt_byIndex(i
)
1902 ->get_template()->chk_specific_value_generic();
1904 case INDEXED_TEMPLATE_LIST
:
1905 for (size_t i
= 0; i
< t
->u
.indexed_templates
->get_nof_its(); i
++)
1906 t
->u
.indexed_templates
->get_it_byIndex(i
)
1907 ->get_template()->chk_specific_value_generic();
1912 t
->error("A specific value was expected instead of %s",
1913 t
->get_templatetype_str());
1916 t
->specific_value_checked
= true;
1917 specific_value_checked
= true;
1920 void Template::chk_invoke()
1922 if(templatetype
!= TEMPLATE_INVOKE
) FATAL_ERROR("Template::chk_invoke()");
1923 if(!u
.invoke
.t_list
) return; //already checked
1924 Error_Context
cntxt(this, "In `apply()' operation");
1925 Type
*t
= u
.invoke
.v
->get_expr_governor_last();
1927 if (t
->get_typetype() != Type::T_FUNCTION
) {
1928 u
.invoke
.v
->error("A value of type function was expected in the "
1929 "argument instead of `%s'", t
->get_typename().c_str());
1930 set_templatetype(TEMPLATE_ERROR
);
1934 if (u
.invoke
.v
->get_valuetype() != Value::V_ERROR
)
1935 u
.invoke
.v
->error("A value of type function was expected in the "
1937 set_templatetype(TEMPLATE_ERROR
);
1940 my_scope
->chk_runs_on_clause(t
, *this, "call");
1941 Ttcn::FormalParList
*fp_list
= t
->get_fat_parameters();
1942 Ttcn::ActualParList
*parlist
= new Ttcn::ActualParList
;
1943 bool is_erroneous
= fp_list
->fold_named_and_chk(u
.invoke
.t_list
,parlist
);
1944 delete u
.invoke
.t_list
;
1945 u
.invoke
.t_list
= 0;
1948 u
.invoke
.ap_list
= 0;
1950 parlist
->set_fullname(get_fullname());
1951 parlist
->set_my_scope(get_my_scope());
1952 u
.invoke
.ap_list
= parlist
;
1956 Templates
*Template::harbinger(Template
*t
, bool from_permutation
, bool killer
)
1958 Templates
*new_templates
= new Templates
;
1959 switch (t
->u
.all_from
->templatetype
) {
1960 case SPECIFIC_VALUE
: {
1961 Value
*innerv
= t
->u
.all_from
->get_specific_value();
1962 //if (v->get_valuetype() == Value::V_UNDEF_LOWERID)
1963 innerv
->set_lowerid_to_ref();
1964 // should be a ref now
1965 bool can_flatten
= true;
1966 Common::Reference
*ref
= innerv
->get_reference();
1967 if (dynamic_cast<Ttcn::Ref_pard
*>(ref
)) {
1968 // Cannot flatten at compile time if the template has parameters.
1969 can_flatten
= false;
1972 // check for subreferences in the 'all from' target
1973 FieldOrArrayRefs
* subrefs
= ref
->get_subrefs();
1974 if (NULL
!= subrefs
) {
1975 for (size_t i
= 0; i
< subrefs
->get_nof_refs(); ++i
) {
1976 FieldOrArrayRef
* subref
= subrefs
->get_ref(i
);
1977 if (FieldOrArrayRef::ARRAY_REF
== subref
->get_type()) {
1978 // set any array indexes from undefined lowerID to reference
1979 subref
->get_val()->set_lowerid_to_ref();
1984 Common::Assignment
*ass
= ref
->get_refd_assignment();
1985 if (ass
== NULL
) { // perhaps erroneous
1989 Common::Assignment::asstype_t asst
= ass
->get_asstype();
1991 case Common::Assignment::A_TEMPLATE
: {
1992 Template
*tpl
= ass
->get_Template();
1993 // tpl is the template whose name appears after the "all from"
1994 Common::Type
*type
= ass
->get_Type()->get_type_refd_last();
1995 if (NULL
!= subrefs
) {
1996 // walk through the subreferences to determine the type and value of the 'all from' target
1997 // Note: the templates referenced by the array indexes and field names
1998 // have not been checked yet
1999 for (size_t i
= 0; i
< subrefs
->get_nof_refs(); ++i
) {
2000 FieldOrArrayRef
* subref
= subrefs
->get_ref(i
);
2001 if (FieldOrArrayRef::ARRAY_REF
== subref
->get_type()) {
2002 // check if the type can be indexed
2003 Common::Type::typetype_t tt
= type
->get_typetype();
2004 if (Common::Type::T_SEQOF
!= tt
&& Common::Type::T_SETOF
!= tt
&&
2005 Common::Type::T_ARRAY
!= tt
) {
2006 subref
->error("Cannot apply an array index to type '%s'",
2007 type
->get_typename().c_str());
2008 i
= subrefs
->get_nof_refs(); // quit from the cycle, too
2012 if (can_flatten
&& !subref
->get_val()->is_unfoldable()) {
2013 switch(tpl
->get_templatetype()) {
2016 Int index
= subref
->get_val()->get_val_Int()->get_val();
2017 // check for index overflow
2018 if (index
>= static_cast<Int
>(tpl
->get_nof_comps())) {
2019 subref
->error("Index overflow in a template %s type `%s':"
2020 " the index is %s, but the template has only %lu elements",
2021 Common::Type::T_ARRAY
== tt
? "array of" :
2022 (Common::Type::T_SEQOF
== tt
? "of 'record of'" : "of 'set of'"),
2023 type
->get_typename().c_str(), Int2string(index
).c_str(),
2024 (unsigned long)tpl
->get_nof_comps());
2025 i
= subrefs
->get_nof_refs(); // quit from the cycle, too
2029 tpl
= tpl
->get_temp_byIndex(index
);
2030 // check if the element is initialized
2031 if (TEMPLATE_NOTUSED
== tpl
->get_templatetype()) {
2032 subref
->error("An uninitialized list element can not be used as target of 'all from'");
2033 i
= subrefs
->get_nof_refs(); // quit from the cycle, too
2038 case INDEXED_TEMPLATE_LIST
:
2039 can_flatten
= false; // currently not supported
2042 subref
->error("Expected a specific value of type '%s' instead of %s",
2043 type
->get_typename().c_str(), tpl
->get_templatetype_str());
2044 i
= subrefs
->get_nof_refs(); // quit from the cycle, too
2050 // one of the array indexes is a reference => cannot flatten
2051 can_flatten
= false;
2053 type
= type
->get_ofType()->get_type_refd_last();
2056 // check if the type can have fields
2057 Common::Type::typetype_t tt
= type
->get_typetype();
2058 if (Common::Type::T_SEQ_T
!= tt
&& Common::Type::T_SEQ_A
!= tt
&&
2059 Common::Type::T_SET_T
!= tt
&& Common::Type::T_SET_A
!= tt
&&
2060 Common::Type::T_CHOICE_T
!= tt
&& Common::Type::T_CHOICE_A
!= tt
) {
2061 subref
->error("Cannot apply a field name to type '%s'",
2062 type
->get_typename().c_str());
2066 // check if the field name is valid
2067 if (!type
->has_comp_withName(*subref
->get_id())) {
2068 subref
->error("Type '%s' does not have a field with name '%s'",
2069 type
->get_typename().c_str(), subref
->get_id()->get_dispname().c_str());
2074 switch(tpl
->get_templatetype()) {
2075 case NAMED_TEMPLATE_LIST
: {
2076 // check if there is any data in the template for this field
2077 // (no data means it's uninitialized)
2078 if (!tpl
->u
.named_templates
->has_nt_withName(*subref
->get_id())) {
2079 subref
->error("An uninitialized field can not be used as target of 'all from'");
2080 i
= subrefs
->get_nof_refs(); // quit from the cycle, too
2084 tpl
= tpl
->u
.named_templates
->get_nt_byName(*subref
->get_id())->get_template();
2085 // check if the field is initialized and present (not omitted)
2086 if (OMIT_VALUE
== tpl
->get_templatetype() || TEMPLATE_NOTUSED
== tpl
->get_templatetype()) {
2087 subref
->error("An %s field can not be used as target of 'all from'",
2088 OMIT_VALUE
== tpl
->get_templatetype() ? "omitted" : "uninitialized");
2089 i
= subrefs
->get_nof_refs(); // quit from the cycle, too
2095 subref
->error("Expected a specific value of type '%s' instead of %s",
2096 type
->get_typename().c_str(), tpl
->get_templatetype_str());
2097 i
= subrefs
->get_nof_refs(); // quit from the cycle, too
2102 type
= type
->get_comp_byName(*subref
->get_id())->get_type()->get_type_refd_last();
2106 if (NULL
!= tpl
) { // tpl is set to null if an error occurs
2108 Template::templatetype_t tpltt
= tpl
->get_templatetype();
2110 case INDEXED_TEMPLATE_LIST
: // currently not supported
2111 case TEMPLATE_REFD
: {
2112 delete new_templates
;
2120 size_t nvl
= tpl
->get_nof_comps();
2121 for (size_t ti
= 0; ti
< nvl
; ++ti
) {
2122 Template
*orig
= tpl
->get_temp_byIndex(ti
);
2123 switch (orig
->templatetype
) {
2124 case SPECIFIC_VALUE
: {
2125 Value
*val
= orig
->get_specific_value();
2126 if (val
->get_valuetype() == Value::V_REFD
) {
2127 if (dynamic_cast<Ttcn::Ref_pard
*>(val
->get_reference())) {
2128 // Cannot flatten at compile time if one of the values or templates has parameters.
2129 can_flatten
= false;
2134 if (from_permutation
) {
2135 break; // AnyElementOrNone allowed in "all from" now
2138 case PERMUTATION_MATCH
:
2139 t
->error("'all from' can not refer to permutation or AnyElementsOrNone");
2140 t
->set_templatetype(TEMPLATE_ERROR
);
2146 for (size_t ti
= 0; ti
< nvl
; ++ti
) {
2147 Template
*orig
= tpl
->get_temp_byIndex(ti
);
2148 Template
*copy
= orig
->clone();
2149 copy
->set_my_scope(orig
->get_my_scope());
2150 new_templates
->add_t(copy
);
2154 // Cannot flatten at compile time
2155 delete new_templates
;
2161 case NAMED_TEMPLATE_LIST
: {
2162 size_t nvl
= tpl
->get_nof_comps();
2163 for (size_t ti
= 0; ti
< nvl
; ++ti
) {
2164 NamedTemplate
*orig
= tpl
->get_namedtemp_byIndex(ti
);
2165 switch (orig
->get_template()->get_templatetype()) {
2168 case PERMUTATION_MATCH
:
2169 t
->error("'all from' can not refer to permutation or AnyElementsOrNone");
2170 t
->set_templatetype(TEMPLATE_ERROR
);
2175 delete new_templates
;
2182 tpl
->error("Matching mechanism can not be used as target of 'all from'");
2185 tpl
->error("A template of type '%s' can not be used as target of 'all from'",
2186 type
->get_typename().c_str());
2190 else { // cannot flatten
2191 switch (type
->get_typetype()) {
2192 case Common::Type::T_SEQOF
: case Common::Type::T_SETOF
:
2193 case Common::Type::T_ARRAY
:
2194 delete new_templates
;
2199 type
->error("A template of type `%s' can not be used as target of 'all from'",
2200 type
->get_typename().c_str());
2202 } // switch(typetype)
2206 if (killer
) delete t
;
2210 case Common::Assignment::A_CONST
: { // all from a constant definition
2211 Common::Value
*val
= ass
->get_Value();
2212 Common::Type
*type
= ass
->get_Type()->get_type_refd_last();
2213 if (NULL
!= subrefs
) {
2214 // walk through the subreferences to determine the type and value of the 'all from' target
2215 for (size_t i
= 0; i
< subrefs
->get_nof_refs(); ++i
) {
2216 FieldOrArrayRef
* subref
= subrefs
->get_ref(i
);
2217 if (FieldOrArrayRef::ARRAY_REF
== subref
->get_type()) {
2218 // check if the type can be indexed
2219 Common::Type::typetype_t tt
= type
->get_typetype();
2220 if (Common::Type::T_SEQOF
!= tt
&& Common::Type::T_SETOF
!= tt
&&
2221 Common::Type::T_ARRAY
!= tt
) {
2222 subref
->error("Cannot apply an array index to type '%s'",
2223 type
->get_typename().c_str());
2227 if (can_flatten
&& !subref
->get_val()->is_unfoldable()) {
2228 Int index
= subref
->get_val()->get_val_Int()->get_val();
2229 // check for index overflow
2230 if (index
>= static_cast<Int
>(val
->get_nof_comps())) {
2231 subref
->error("Index overflow in a value %s type `%s':"
2232 " the index is %s, but the template has only %lu elements",
2233 Common::Type::T_ARRAY
== tt
? "array of" :
2234 (Common::Type::T_SEQOF
== tt
? "of 'record of'" : "of 'set of'"),
2235 type
->get_typename().c_str(), Int2string(index
).c_str(),
2236 (unsigned long)val
->get_nof_comps());
2240 val
= val
->get_comp_byIndex(index
);
2241 // check if the element is initialized
2242 if (Common::Value::V_NOTUSED
== val
->get_valuetype()) {
2243 subref
->error("An unbound list element can not be used as target of 'all from'");
2249 // one of the array indexes is a reference => cannot flatten
2250 can_flatten
= false;
2252 type
= type
->get_ofType()->get_type_refd_last();
2255 // check if the type can have fields
2256 Common::Type::typetype_t tt
= type
->get_typetype();
2257 if (Common::Type::T_SEQ_T
!= tt
&& Common::Type::T_SEQ_A
!= tt
&&
2258 Common::Type::T_SET_T
!= tt
&& Common::Type::T_SET_A
!= tt
&&
2259 Common::Type::T_CHOICE_T
!= tt
&& Common::Type::T_CHOICE_A
!= tt
) {
2260 subref
->error("Cannot apply a field name to type '%s'",
2261 type
->get_typename().c_str());
2265 // check if the field name is valid
2266 if (!type
->has_comp_withName(*subref
->get_id())) {
2267 subref
->error("Type '%s' does not have a field with name '%s'",
2268 type
->get_typename().c_str(), subref
->get_id()->get_dispname().c_str());
2272 type
= type
->get_comp_byName(*subref
->get_id())->get_type()->get_type_refd_last();
2274 // check if the value has any data for this field (no data = unbound)
2275 if (!val
->has_comp_withName(*subref
->get_id())) {
2276 subref
->error("An unbound field can not be used as target of 'all from'");
2280 val
= val
->get_comp_value_byName(*subref
->get_id());
2281 // check if the field is bound and present (not omitted)
2282 if (Common::Value::V_OMIT
== val
->get_valuetype() ||
2283 Common::Value::V_NOTUSED
== val
->get_valuetype()) {
2284 subref
->error("An %s field can not be used as target of 'all from'",
2285 Common::Value::V_OMIT
== val
->get_valuetype() ? "omitted" : "unbound");
2293 if (NULL
!= val
) { // val is set to null if an error occurs
2294 switch (type
->get_typetype()) {
2295 case Common::Type::T_SEQOF
: case Common::Type::T_SETOF
:
2296 case Common::Type::T_ARRAY
: {
2298 const size_t ncomp
= val
->get_nof_comps();
2299 for (size_t i
= 0; i
< ncomp
; ++i
) {
2300 Value
*v
= val
->get_comp_byIndex(i
);
2301 Template
*newt
= new Template(v
->clone());
2302 new_templates
->add_t(newt
);
2306 delete new_templates
;
2313 type
->error("A constant of type `%s' can not be used as target of 'all from'",
2314 type
->get_typename().c_str());
2316 } // switch(typetype)
2318 if (killer
) delete t
;
2321 case Common::Assignment::A_MODULEPAR_TEMP
:
2322 case Common::Assignment::A_VAR_TEMPLATE
:
2323 case Common::Assignment::A_FUNCTION_RTEMP
:
2324 case Common::Assignment::A_EXT_FUNCTION_RTEMP
:
2325 case Common::Assignment::A_PAR_TEMPL_IN
:
2326 case Common::Assignment::A_PAR_TEMPL_INOUT
:
2327 case Common::Assignment::A_PAR_TEMPL_OUT
:
2328 //TODO: flatten if the actual par is const template
2329 case Common::Assignment::A_MODULEPAR
: // all from a module parameter
2330 case Common::Assignment::A_VAR
: // all from a variable
2331 case Common::Assignment::A_PAR_VAL_IN
:
2332 case Common::Assignment::A_PAR_VAL_INOUT
:
2333 case Common::Assignment::A_PAR_VAL_OUT
:
2334 case Common::Assignment::A_FUNCTION_RVAL
:
2335 case Common::Assignment::A_EXT_FUNCTION_RVAL
: {
2336 Common::Type
*type
= ass
->get_Type()->get_type_refd_last();
2337 if (NULL
!= subrefs
) {
2338 // walk through the subreferences to determine the type of the 'all from' target
2339 for (size_t i
= 0; i
< subrefs
->get_nof_refs(); ++i
) {
2340 FieldOrArrayRef
* subref
= subrefs
->get_ref(i
);
2341 if (FieldOrArrayRef::ARRAY_REF
== subref
->get_type()) {
2342 // check if the type can be indexed
2343 Common::Type::typetype_t tt
= type
->get_typetype();
2344 if (Common::Type::T_SEQOF
!= tt
&& Common::Type::T_SETOF
!= tt
&&
2345 Common::Type::T_ARRAY
!= tt
) {
2346 subref
->error("Cannot apply an array index to type '%s'",
2347 type
->get_typename().c_str());
2351 type
= type
->get_ofType()->get_type_refd_last();
2354 // check if the type can have fields
2355 Common::Type::typetype_t tt
= type
->get_typetype();
2356 if (Common::Type::T_SEQ_T
!= tt
&& Common::Type::T_SEQ_A
!= tt
&&
2357 Common::Type::T_SET_T
!= tt
&& Common::Type::T_SET_A
!= tt
&&
2358 Common::Type::T_CHOICE_T
!= tt
&& Common::Type::T_CHOICE_A
!= tt
) {
2359 subref
->error("Cannot apply a field name to type '%s'",
2360 type
->get_typename().c_str());
2364 // check if the field name is valid
2365 if (!type
->has_comp_withName(*subref
->get_id())) {
2366 subref
->error("Type '%s' does not have a field with name '%s'",
2367 type
->get_typename().c_str(), subref
->get_id()->get_dispname().c_str());
2371 type
= type
->get_comp_byName(*subref
->get_id())->get_type()->get_type_refd_last();
2376 switch (type
->get_typetype()) {
2377 case Common::Type::T_SEQOF
: case Common::Type::T_SETOF
:
2378 case Common::Type::T_ARRAY
:
2379 delete new_templates
; // cannot flatten at compile time
2383 // not an array type => error
2384 const char* ass_name
= ass
->get_assname();
2387 case Common::Assignment::A_MODULEPAR_TEMP
:
2388 case Common::Assignment::A_VAR_TEMPLATE
:
2389 case Common::Assignment::A_MODULEPAR
:
2390 case Common::Assignment::A_VAR
:
2391 case Common::Assignment::A_PAR_TEMPL_IN
:
2392 case Common::Assignment::A_PAR_VAL_IN
:
2396 case Common::Assignment::A_PAR_TEMPL_INOUT
:
2397 case Common::Assignment::A_PAR_TEMPL_OUT
:
2398 case Common::Assignment::A_PAR_VAL_INOUT
:
2399 case Common::Assignment::A_PAR_VAL_OUT
:
2403 // the assignment name string for functions is no good here
2404 case Common::Assignment::A_FUNCTION_RTEMP
:
2405 descr
= "A function returning a template";
2407 case Common::Assignment::A_FUNCTION_RVAL
:
2408 descr
= "A function returning a value";
2410 case Common::Assignment::A_EXT_FUNCTION_RTEMP
:
2411 descr
= "An external function returning a template";
2413 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
2414 descr
= "An external function returning a value";
2419 type
->error("%s of type `%s' can not be used as target of 'all from'",
2420 descr
.c_str(), type
->get_typename().c_str());
2423 } // switch(typetype)
2427 FATAL_ERROR("harbinger asst %d", asst
);
2433 FATAL_ERROR("unexpected all from inside all from");
2436 FATAL_ERROR("tt %d", t
->u
.all_from
->templatetype
);
2439 return new_templates
;
2442 bool Template::flatten(bool from_permutation
)
2444 switch (templatetype
) {
2447 case COMPLEMENTED_LIST
:
2448 case SUPERSET_MATCH
:
2450 case PERMUTATION_MATCH
: {
2451 size_t num_t
= u
.templates
->get_nof_ts(); // one of these is the "all from"
2452 Templates
*new_templates
= new Templates
;
2453 for (size_t i
= 0; i
< num_t
; ++i
) {
2454 Template
*& t
= u
.templates
->get_t_byIndex(i
);
2455 // the element in the (,,,)
2456 switch (t
->templatetype
) {
2457 case VALUE_LIST_ALL_FROM
: {
2458 // the all from from something like subset(1, (all from...), 99)
2459 // value list: one out of many possible values^^^^^^^^^^^^^
2460 Location
tloc(*t
); // save the location info
2461 string
tname(t
->get_fullname());
2462 Templates
*ha
= harbinger(t
, from_permutation
, true);
2464 // Don't touch t from now on, it might have been deleted!
2465 Template
*qq
= new Template(VALUE_LIST
, ha
);
2466 qq
->set_location(tloc
);
2467 qq
->set_fullname(tname
+ ".all_from");
2468 new_templates
->add_t(qq
);
2471 new_templates
->add_t(t
); // transfer it unchanged
2476 case ALL_FROM
: { // subset(1, all from ..., 99)
2477 // some number of elements--^^^^^^^^^^^^
2478 if (t
->checked
) FATAL_ERROR("too late");
2479 Templates
*af
= harbinger(t
, from_permutation
, true);
2481 for (size_t a
= 0, num
= af
->get_nof_ts(); a
< num
; ++a
) {
2482 Template
*& t2
= af
->get_t_byIndex(a
);
2483 new_templates
->add_t(t2
);
2484 t2
= 0; // take it away from its current owner
2489 new_templates
->add_t(t
); // transfer it unchanged
2492 break; } // case ALL_FROM
2494 case PERMUTATION_MATCH
: {
2495 // permut inside a value list: { 1, permut(), 2 }
2496 flattened
&= t
->flatten(true);
2497 new_templates
->add_t(t
);
2501 // case COMPLEMENTED_LIST:
2502 // case SUPERSET_MATCH:
2503 // case SUBSET_MATCH:
2505 flattened
&=t
->flatten(false);
2506 new_templates
->add_t(t
);
2509 new_templates
->add_t(t
);
2512 t
= 0; // take it away from the original
2515 u
.templates
= new_templates
;
2516 //printf("!!! flattened from %lu to %lu at line %d\n",
2517 // (unsigned long)num_t, (unsigned long)new_templates->get_nof_ts(),
2518 // get_first_line());
2522 case VALUE_LIST_ALL_FROM
: {
2523 Templates
*new_templates
= harbinger(this, from_permutation
, false);
2524 if (new_templates
) {
2526 // now we can change the type
2527 templatetype
= VALUE_LIST
;
2528 u
.templates
= new_templates
;
2532 case TEMPLATE_ERROR
: case TEMPLATE_NOTUSED
:
2533 case OMIT_VALUE
: case ANY_VALUE
: case ANY_OR_OMIT
:
2534 case SPECIFIC_VALUE
:
2535 case TEMPLATE_REFD
: case TEMPLATE_INVOKE
:
2536 case NAMED_TEMPLATE_LIST
: case INDEXED_TEMPLATE_LIST
:
2539 case BSTR_PATTERN
: case HSTR_PATTERN
: case OSTR_PATTERN
:
2540 case CSTR_PATTERN
: case USTR_PATTERN
:
2544 set_fullname(get_fullname()); // recompute fullname (esp. for components)
2545 set_my_scope(get_my_scope());
2550 const char* Template::get_restriction_name(template_restriction_t tr
)
2562 FATAL_ERROR("Template::get_restriction_name()");
2567 template_restriction_t
Template::get_sub_restriction(
2568 template_restriction_t tr
, Ref_base
* ref
)
2570 if (!ref
) FATAL_ERROR("Template::get_sub_restriction()");
2571 if (!ref
->get_subrefs()) return tr
;
2572 bool is_optional
= true; // the referenced field is on an optional path
2573 Common::Assignment
* ass
= ref
->get_refd_assignment();
2575 Type
* t
= ass
->get_Type();
2577 ReferenceChain
refch(ref
, "While checking template restriction");
2578 t
= t
->get_field_type(ref
->get_subrefs(), Type::EXPECTED_TEMPLATE
,
2580 if (t
) is_optional
= false;
2589 return is_optional
? TR_OMIT
: TR_VALUE
;
2591 return is_optional
? TR_NONE
: TR_PRESENT
;
2593 FATAL_ERROR("Template::get_sub_restriction()");
2598 bool Template::is_less_restrictive(template_restriction_t needed_tr
,
2599 template_restriction_t refd_tr
)
2601 switch (needed_tr
) {
2605 return refd_tr
!=TR_VALUE
;
2607 return refd_tr
!=TR_VALUE
&& refd_tr
!=TR_OMIT
;
2609 return refd_tr
!=TR_VALUE
&& refd_tr
!=TR_PRESENT
;
2611 FATAL_ERROR("Template::is_less_restrictive()");
2616 char* Template::generate_restriction_check_code(char* str
, const char* name
,
2617 template_restriction_t tr
)
2619 const char* tr_name
;
2624 tr_name
= "TR_OMIT";
2627 tr_name
= "TR_VALUE";
2630 tr_name
= "TR_PRESENT";
2633 FATAL_ERROR("Template::generate_restriction_check_code()");
2635 return mputprintf(str
, "%s.check_restriction(%s%s);\n", name
, tr_name
,
2636 (omit_in_value_list
? ", NULL, TRUE" : ""));
2639 // embedded templates -> check needed only for case of TR_OMIT
2640 bool Template::chk_restriction_named_list(const char* definition_name
,
2641 map
<string
, void>& checked_map
, size_t needed_checked_cnt
,
2642 const Location
* usage_loc
)
2644 bool needs_runtime_check
= false;
2645 if (checked_map
.size()>=needed_checked_cnt
) return needs_runtime_check
;
2646 switch (templatetype
) {
2647 case NAMED_TEMPLATE_LIST
:
2648 for (size_t i
= 0;i
< u
.named_templates
->get_nof_nts(); i
++) {
2649 Template
* tmpl
= u
.named_templates
->get_nt_byIndex(i
)->get_template();
2650 const string
& name
=
2651 u
.named_templates
->get_nt_byIndex(i
)->get_name().get_name();
2652 if (!checked_map
.has_key(name
)) {
2653 bool nrc
= tmpl
->chk_restriction(definition_name
, TR_OMIT
, usage_loc
);
2654 needs_runtime_check
= needs_runtime_check
|| nrc
;
2655 checked_map
.add(name
, 0);
2658 if (base_template
) {
2659 bool nrc
= base_template
->chk_restriction_named_list(definition_name
,
2660 checked_map
, needed_checked_cnt
, usage_loc
);
2661 needs_runtime_check
= needs_runtime_check
|| nrc
;
2666 error("Restriction on %s does not allow usage of %s",
2667 definition_name
, get_templatetype_str());
2670 // others will be converted to specific value
2673 return needs_runtime_check
;
2676 bool Template::chk_restriction_refd(const char* definition_name
,
2677 template_restriction_t template_restriction
, const Location
* usage_loc
)
2679 bool needs_runtime_check
= false;
2680 Common::Assignment
* ass
= u
.ref
.ref
->get_refd_assignment();
2681 if (!ass
) FATAL_ERROR("Template::chk_restriction_refd()");
2682 // get the restriction on the referenced template
2683 template_restriction_t refd_tr
= TR_NONE
;
2684 bool is_var_template
= false;
2685 switch (ass
->get_asstype()) {
2686 case Common::Assignment::A_TEMPLATE
: {
2687 Template
* t_last
= get_template_refd_last();
2689 bool nrc
= t_last
->chk_restriction(definition_name
,
2690 template_restriction
, usage_loc
);
2691 needs_runtime_check
= needs_runtime_check
|| nrc
;
2694 case Common::Assignment::A_MODULEPAR_TEMP
:
2695 is_var_template
= true;
2696 refd_tr
= TR_NONE
; // can't place restriction on this thing
2698 case Common::Assignment::A_VAR_TEMPLATE
: {
2699 Def_Var_Template
* dvt
= dynamic_cast<Def_Var_Template
*>(ass
);
2700 if (!dvt
) FATAL_ERROR("Template::chk_restriction_refd()");
2701 is_var_template
= true;
2702 refd_tr
= dvt
->get_template_restriction();
2704 case Common::Assignment::A_EXT_FUNCTION_RTEMP
:
2705 // we do not trust external functions because there is no generated
2706 // restriction check on their return value
2707 if (template_restriction
!=TR_NONE
) needs_runtime_check
= true;
2709 case Common::Assignment::A_FUNCTION_RTEMP
: {
2710 Def_Function_Base
* dfb
= dynamic_cast<Def_Function_Base
*>(ass
);
2711 if (!dfb
) FATAL_ERROR("Template::chk_restriction_refd()");
2712 is_var_template
= true;
2713 refd_tr
= dfb
->get_template_restriction();
2715 case Common::Assignment::A_PAR_TEMPL_IN
:
2716 case Common::Assignment::A_PAR_TEMPL_OUT
:
2717 case Common::Assignment::A_PAR_TEMPL_INOUT
: {
2718 FormalPar
* fp
= dynamic_cast<FormalPar
*>(ass
);
2719 if (!fp
) FATAL_ERROR("Template::chk_restriction_refd()");
2720 is_var_template
= true;
2721 refd_tr
= fp
->get_template_restriction();
2726 if (is_var_template
) {
2727 // check the restriction
2728 refd_tr
= get_sub_restriction(refd_tr
, u
.ref
.ref
);
2729 // if restriction not satisfied issue warning
2730 if (is_less_restrictive(template_restriction
, refd_tr
)) {
2731 needs_runtime_check
= true;
2732 warning("Inadequate restriction on the referenced %s `%s', this may "
2733 "cause a dynamic test case error at runtime", ass
->get_assname(),
2734 u
.ref
.ref
->get_dispname().c_str());
2735 ass
->note("Referenced %s is here", ass
->get_assname());
2738 return needs_runtime_check
;
2741 bool Template::chk_restriction(const char* definition_name
,
2742 template_restriction_t template_restriction
,
2743 const Location
* usage_loc
)
2745 bool needs_runtime_check
= false;
2746 bool erroneous
= false;
2747 switch (template_restriction
) {
2752 if (length_restriction
) {
2753 usage_loc
->error("Restriction on %s does not allow usage of length "
2754 "restriction", definition_name
);
2758 usage_loc
->error("Restriction on %s does not allow usage of `ifpresent'",
2762 switch(templatetype
) {
2763 case TEMPLATE_ERROR
:
2765 case TEMPLATE_NOTUSED
:
2766 if (base_template
) {
2767 bool nrc
= base_template
->chk_restriction(definition_name
,
2768 template_restriction
, usage_loc
);
2769 needs_runtime_check
= needs_runtime_check
|| nrc
;
2771 else needs_runtime_check
= true;
2773 case SPECIFIC_VALUE
:
2774 case TEMPLATE_INVOKE
:
2776 case TEMPLATE_REFD
: {
2777 bool nrc
= chk_restriction_refd(definition_name
, template_restriction
,
2779 needs_runtime_check
= needs_runtime_check
|| nrc
;
2782 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++) {
2783 bool nrc
= u
.templates
->get_t_byIndex(i
)->
2784 chk_restriction(definition_name
, TR_OMIT
, usage_loc
);
2785 needs_runtime_check
= needs_runtime_check
|| nrc
;
2788 case NAMED_TEMPLATE_LIST
: {
2789 map
<string
, void> checked_map
;
2790 size_t needed_checked_cnt
= 0;
2791 if (base_template
&& my_governor
) {
2792 switch (my_governor
->get_typetype()) {
2797 case Type::T_SIGNATURE
:
2798 needed_checked_cnt
= my_governor
->get_nof_comps();
2804 for (size_t i
= 0;i
< u
.named_templates
->get_nof_nts(); i
++) {
2805 bool nrc
= u
.named_templates
->get_nt_byIndex(i
)->get_template()->
2806 chk_restriction(definition_name
, TR_OMIT
, usage_loc
);
2807 needs_runtime_check
= needs_runtime_check
|| nrc
;
2808 if (needed_checked_cnt
)
2810 u
.named_templates
->get_nt_byIndex(i
)->get_name().get_name(), 0);
2812 if (needed_checked_cnt
) {
2813 bool nrc
= base_template
->chk_restriction_named_list(definition_name
,
2814 checked_map
, needed_checked_cnt
, usage_loc
);
2815 needs_runtime_check
= needs_runtime_check
|| nrc
;
2816 checked_map
.clear();
2819 case INDEXED_TEMPLATE_LIST
:
2820 for (size_t i
= 0; i
< u
.indexed_templates
->get_nof_its(); i
++) {
2821 bool nrc
= u
.indexed_templates
->get_it_byIndex(i
)->get_template()->
2822 chk_restriction(definition_name
, TR_OMIT
, usage_loc
);
2823 needs_runtime_check
= needs_runtime_check
|| nrc
;
2825 needs_runtime_check
= true; // only basic check, needs runtime check
2828 if (template_restriction
==TR_OMIT
) break;
2829 // Else restriction is TR_VALUE, but template type is OMIT:
2830 // fall through to error.
2832 usage_loc
->error("Restriction on %s does not allow usage of %s",
2833 definition_name
, get_templatetype_str());
2840 usage_loc
->error("Restriction on %s does not allow usage of `ifpresent'",
2844 switch(templatetype
) {
2845 case TEMPLATE_REFD
: {
2846 bool nrc
= chk_restriction_refd(definition_name
, template_restriction
,
2848 needs_runtime_check
= needs_runtime_check
|| nrc
;
2851 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++) {
2852 bool nrc
= u
.templates
->get_t_byIndex(i
)->
2853 chk_restriction(definition_name
, template_restriction
, usage_loc
);
2854 needs_runtime_check
= needs_runtime_check
|| nrc
;
2857 case COMPLEMENTED_LIST
:
2858 // some basic check, always needs runtime check
2859 needs_runtime_check
= true;
2860 if (omit_in_value_list
) {
2861 bool has_any_or_omit
= false;
2862 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++) {
2863 templatetype_t item_templatetype
=
2864 u
.templates
->get_t_byIndex(i
)->templatetype
;
2865 if (item_templatetype
==OMIT_VALUE
|| item_templatetype
==ANY_OR_OMIT
) {
2866 has_any_or_omit
= true;
2870 if (!has_any_or_omit
) {
2871 usage_loc
->error("Restriction on %s does not allow usage of %s without "
2872 "omit or AnyValueOrNone in the list", definition_name
,
2873 get_templatetype_str());
2880 usage_loc
->error("Restriction on %s does not allow usage of %s",
2881 definition_name
, get_templatetype_str());
2885 break; // all others are ok
2889 FATAL_ERROR("Template::chk_restriction()");
2891 if (erroneous
&& usage_loc
!= this) {
2892 // display the template's location, too
2893 note("Referenced template is here");
2895 return needs_runtime_check
;
2898 void Template::generate_code_expr(expression_struct
*expr
,
2899 template_restriction_t template_restriction
)
2901 // Only templates without extra matching attributes can be directly
2902 // represented in a C++ expression.
2903 if (!length_restriction
&& !is_ifpresent
2904 && template_restriction
== TR_NONE
) {
2905 // The single expression must be tried first because this rule might
2906 // cover some referenced templates.
2907 if (has_single_expr()) {
2908 expr
->expr
= mputstr(expr
->expr
, get_single_expr(true).c_str());
2911 switch (templatetype
) {
2912 case SPECIFIC_VALUE
:
2913 // A simple specific value: use explicit cast.
2914 expr
->expr
= mputprintf(expr
->expr
, "%s(",
2915 my_governor
->get_genname_template(my_scope
).c_str());
2916 u
.specific_value
->generate_code_expr(expr
);
2917 expr
->expr
= mputc(expr
->expr
, ')');
2920 // A simple unfoldable referenced template.
2921 if (!get_needs_conversion()) {
2922 u
.ref
.ref
->generate_code(expr
);
2924 Type
*my_gov
= get_expr_governor(Type::EXPECTED_TEMPLATE
)
2925 ->get_type_refd_last();
2926 Type
*refd_gov
= u
.ref
.ref
->get_refd_assignment()->get_Type()
2927 ->get_field_type(u
.ref
.ref
->get_subrefs(),
2928 Type::EXPECTED_TEMPLATE
)->get_type_refd_last();
2929 if (!my_gov
|| !refd_gov
|| my_gov
== refd_gov
)
2930 FATAL_ERROR("Template::generate_code_expr()");
2931 expression_struct expr_tmp
;
2932 Code::init_expr(&expr_tmp
);
2933 const string
& tmp_id1
= get_temporary_id();
2934 const char *tmp_id_str1
= tmp_id1
.c_str();
2935 const string
& tmp_id2
= get_temporary_id();
2936 const char *tmp_id_str2
= tmp_id2
.c_str();
2937 expr
->preamble
= mputprintf(expr
->preamble
,
2938 "%s %s;\n", refd_gov
->get_genname_template(my_scope
).c_str(),
2940 expr_tmp
.expr
= mputprintf(expr_tmp
.expr
, "%s = ", tmp_id_str1
);
2941 u
.ref
.ref
->generate_code(&expr_tmp
);
2942 expr
->preamble
= Code::merge_free_expr(expr
->preamble
, &expr_tmp
);
2943 expr
->preamble
= mputprintf(expr
->preamble
,
2945 "if (!%s(%s, %s)) TTCN_error(\"Values or templates of types `%s' "
2946 "and `%s' are not compatible at run-time\");\n",
2947 my_gov
->get_genname_template(my_scope
).c_str(), tmp_id_str2
,
2948 TypeConv::get_conv_func(refd_gov
, my_gov
, get_my_scope()
2949 ->get_scope_mod()).c_str(), tmp_id_str2
, tmp_id_str1
, my_gov
2950 ->get_typename().c_str(), refd_gov
->get_typename().c_str());
2951 expr
->expr
= mputprintf(expr
->expr
, "%s", tmp_id_str2
);
2954 case TEMPLATE_INVOKE
:
2955 generate_code_expr_invoke(expr
);
2961 // if none of the above methods are applicable use the most generic and
2962 // least efficient solution
2963 // create a temporary object, initialize it and use it in the expression
2964 const string
& tmp_id
= get_temporary_id();
2965 const char *tmp_id_str
= tmp_id
.c_str();
2967 expr
->preamble
= mputprintf(expr
->preamble
, "%s %s;\n",
2968 my_governor
->get_genname_template(my_scope
).c_str(), tmp_id_str
);
2969 set_genname_recursive(tmp_id
);
2970 expr
->preamble
= generate_code_init(expr
->preamble
, tmp_id_str
);
2971 if (template_restriction
!= TR_NONE
)
2972 expr
->preamble
= Template::generate_restriction_check_code(expr
->preamble
,
2973 tmp_id_str
, template_restriction
);
2974 expr
->expr
= mputstr(expr
->expr
, tmp_id_str
);
2977 char *Template::generate_code_init(char *str
, const char *name
)
2979 if (get_code_generated()) return str
;
2980 set_code_generated();
2982 str
= err_descr
->generate_code_init_str(str
, string(name
)+"_err_descr");
2984 switch (templatetype
) {
2993 str
= mputprintf(str
, "%s = %s;\n", name
, get_single_expr(false).c_str());
2995 case SPECIFIC_VALUE
:
2996 if (get_code_section() == CS_POST_INIT
)
2997 str
= u
.specific_value
->rearrange_init_code(str
);
2998 str
= u
.specific_value
->generate_code_init(str
, name
);
3001 str
= generate_code_init_refd(str
, name
);
3003 case TEMPLATE_INVOKE
:
3004 if (get_code_section() == CS_POST_INIT
)
3005 str
= rearrange_init_code_invoke(str
, my_scope
->get_scope_mod_gen());
3006 str
= generate_code_init_invoke(str
, name
);
3009 case INDEXED_TEMPLATE_LIST
:
3010 str
= generate_code_init_seof(str
, name
);
3012 case NAMED_TEMPLATE_LIST
:
3013 str
= generate_code_init_se(str
, name
);
3015 case VALUE_LIST_ALL_FROM
:
3016 str
= generate_code_init_all_from_list(str
, name
);
3019 str
= generate_code_init_all_from(str
, name
);
3022 str
= generate_code_init_list(str
, name
, false);
3024 case COMPLEMENTED_LIST
:
3025 str
= generate_code_init_list(str
, name
, true);
3028 if (get_code_section() == CS_POST_INIT
)
3029 str
= u
.value_range
->rearrange_init_code(str
);
3030 str
= u
.value_range
->generate_code_init(str
, name
);
3032 case SUPERSET_MATCH
:
3033 str
= generate_code_init_set(str
, name
, true);
3036 str
= generate_code_init_set(str
, name
, false);
3038 case PERMUTATION_MATCH
:
3039 warning("Don't know how to init PERMUT");
3040 str
= mputprintf(str
, "/* FIXME: PERMUT goes here, name=%s*/\n", name
);
3042 case TEMPLATE_ERROR
:
3043 case TEMPLATE_NOTUSED
:
3045 FATAL_ERROR("Template::generate_code_init()");
3047 if (length_restriction
) {
3048 if (get_code_section() == CS_POST_INIT
)
3049 str
= length_restriction
->rearrange_init_code(str
);
3050 str
= length_restriction
->generate_code_init(str
, name
);
3052 if (is_ifpresent
) str
= mputprintf(str
, "%s.set_ifpresent();\n", name
);
3054 str
= mputprintf(str
, "%s.set_err_descr(&%s_err_descr);\n", name
, name
);
3059 char *Template::rearrange_init_code(char *str
, Common::Module
* usage_mod
)
3061 switch (templatetype
) {
3062 case SPECIFIC_VALUE
:
3063 str
= u
.specific_value
->rearrange_init_code(str
);
3066 str
= rearrange_init_code_refd(str
, usage_mod
);
3068 case TEMPLATE_INVOKE
:
3069 str
= rearrange_init_code_invoke(str
, usage_mod
);
3073 case COMPLEMENTED_LIST
:
3074 case SUPERSET_MATCH
:
3076 case PERMUTATION_MATCH
:
3077 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++)
3078 str
= u
.templates
->get_t_byIndex(i
)->rearrange_init_code(str
, usage_mod
);
3080 case NAMED_TEMPLATE_LIST
:
3081 for (size_t i
= 0; i
< u
.named_templates
->get_nof_nts(); i
++)
3082 str
= u
.named_templates
->get_nt_byIndex(i
)->get_template()
3083 ->rearrange_init_code(str
, usage_mod
);
3085 case INDEXED_TEMPLATE_LIST
:
3086 for (size_t i
= 0; i
< u
.indexed_templates
->get_nof_its(); i
++)
3087 str
= u
.indexed_templates
->get_it_byIndex(i
)->get_template()
3088 ->rearrange_init_code(str
, usage_mod
);
3091 str
= u
.value_range
->rearrange_init_code(str
);
3096 if (length_restriction
) str
= length_restriction
->rearrange_init_code(str
);
3100 bool Template::use_single_expr_for_init()
3102 Template
*t_last
= get_template_refd_last();
3103 // return false in case of unfoldable references
3104 if (t_last
->templatetype
== TEMPLATE_REFD
) return false;
3105 // return false if t_last is in a different module
3106 if (t_last
->my_scope
->get_scope_mod_gen() != my_scope
->get_scope_mod_gen())
3108 // return false if t_last cannot be represented by a single expression
3109 if (!t_last
->has_single_expr()) return false;
3110 // return true if t_last is a generic wildcard, string pattern, etc.
3111 if (t_last
->templatetype
!= SPECIFIC_VALUE
) return true;
3112 // examine the specific value
3113 Value
*v_last
= t_last
->u
.specific_value
->get_value_refd_last();
3114 switch (v_last
->get_valuetype()) {
3116 // do not calculate expressions again
3118 case Value::V_REFD
: {
3119 // v_last is an unfoldable value reference
3120 // the scope of the definition that v_last refers to
3122 v_last
->get_reference()->get_refd_assignment()->get_my_scope();
3123 for (Scope
*t_scope
= my_scope
; t_scope
;
3124 t_scope
= t_scope
->get_parent_scope()) {
3125 // return true if the referred definition is in the same scope
3126 // as this or in one of the parent scopes of this
3127 if (t_scope
== v_scope
) return true;
3129 // otherwise return false
3132 // return true only if v_last is defined in the same module as this
3133 return v_last
->get_my_scope()->get_scope_mod_gen() ==
3134 my_scope
->get_scope_mod_gen();
3138 char *Template::generate_code_init_refd(char *str
, const char *name
)
3140 if (use_single_expr_for_init() && has_single_expr()) {
3141 str
= mputprintf(str
, "%s = %s;\n", name
,
3142 get_single_expr(false).c_str());
3144 expression_struct expr
;
3145 Code::init_expr(&expr
);
3146 bool use_ref_for_codegen
= true;
3147 if (get_code_section() == CS_POST_INIT
) {
3148 // the referencing template is a part of a non-parameterized template
3149 Common::Assignment
*ass
= u
.ref
.ref
->get_refd_assignment();
3150 if (ass
->get_asstype() == Common::Assignment::A_TEMPLATE
) {
3151 // the reference points to (a field of) a template
3152 if (ass
->get_FormalParList()) {
3153 // the referred template is parameterized
3154 // generate the initialization sequence first for all dependent
3155 // non-parameterized templates
3156 str
= rearrange_init_code_refd(str
, my_scope
->get_scope_mod_gen());
3157 } else if (ass
->get_my_scope()->get_scope_mod_gen() ==
3158 my_scope
->get_scope_mod_gen()) {
3159 // the referred template is non-parameterized
3160 // use a different algorithm for code generation
3161 str
= generate_rearrange_init_code_refd(str
, &expr
);
3162 use_ref_for_codegen
= false;
3166 if (use_ref_for_codegen
) u
.ref
.ref
->generate_code_const_ref(&expr
);
3167 if (expr
.preamble
|| expr
.postamble
) {
3168 // the expressions within reference need temporary objects
3169 str
= mputstr(str
, "{\n");
3170 str
= mputstr(str
, expr
.preamble
);
3171 if (use_runtime_2
&& get_needs_conversion()) {
3172 const string
& tmp_id
= get_temporary_id();
3173 const char *tmp_id_str
= tmp_id
.c_str();
3174 Type
*my_gov
= my_governor
->get_type_refd_last();
3175 Type
*refd_gov
= u
.ref
.ref
->get_refd_assignment()->get_Type()
3176 ->get_type_refd_last();
3177 if (!my_gov
|| !refd_gov
)
3178 FATAL_ERROR("Template::generate_code_init_refd()");
3179 str
= mputprintf(str
,
3181 "if (!%s(%s, %s)) TTCN_error(\"Values or templates of types `%s' "
3182 "and `%s' are not compatible at run-time\");\n",
3183 my_gov
->get_genname_template(my_scope
).c_str(), tmp_id_str
,
3184 TypeConv::get_conv_func(refd_gov
, my_gov
, get_my_scope()
3185 ->get_scope_mod()).c_str(), tmp_id_str
, expr
.expr
, my_gov
3186 ->get_typename().c_str(), refd_gov
->get_typename().c_str());
3187 str
= mputprintf(str
, "%s = %s;\n", name
, tmp_id_str
);
3189 str
= mputprintf(str
, "%s = %s;\n", name
, expr
.expr
);
3191 str
= mputstr(str
, expr
.postamble
);
3192 str
= mputstr(str
, "}\n");
3194 // the reference does not need temporary objects
3195 if (use_runtime_2
&& get_needs_conversion()) {
3196 const string
& tmp_id
= get_temporary_id();
3197 const char *tmp_id_str
= tmp_id
.c_str();
3198 Type
*my_gov
= my_governor
->get_type_refd_last();
3199 Type
*refd_gov
= u
.ref
.ref
->get_refd_assignment()->get_Type()
3200 ->get_type_refd_last();
3201 if (!my_gov
|| !refd_gov
)
3202 FATAL_ERROR("Template::generate_code_init_refd()");
3203 str
= mputprintf(str
,
3205 "if (!%s(%s, %s)) TTCN_error(\"Values or templates of types `%s' "
3206 "and `%s' are not compatible at run-time\");\n",
3207 my_gov
->get_genname_template(my_scope
).c_str(), tmp_id_str
,
3208 TypeConv::get_conv_func(refd_gov
, my_gov
, get_my_scope()
3209 ->get_scope_mod()).c_str(), tmp_id_str
, expr
.expr
, my_gov
3210 ->get_typename().c_str(), refd_gov
->get_typename().c_str());
3211 str
= mputprintf(str
, "%s = %s;\n", name
, tmp_id_str
);
3213 str
= mputprintf(str
, "%s = %s;\n", name
, expr
.expr
);
3216 Code::free_expr(&expr
);
3221 char *Template::generate_code_init_invoke(char *str
, const char *name
)
3223 expression_struct expr
;
3224 Code::init_expr(&expr
);
3225 expr
.expr
= mputprintf(expr
.expr
, "%s = ", name
);
3226 generate_code_expr_invoke(&expr
);
3227 return Code::merge_free_expr(str
, &expr
);
3230 char *Template::generate_rearrange_init_code_refd(char *str
,
3231 expression_struct
*expr
)
3233 /** Initially we can assume that:
3234 * - this is a referenced template and a part of a non-parameterized
3236 * - u.ref.ref points to (a field of) a non-parameterized template within
3237 * the same module as \a this.
3238 * - this ensures that the do-while loop will run at least twice (i.e. the
3239 * first continue statement will be reached in the first iteration) */
3240 stack
<FieldOrArrayRef
> refstack
;
3242 // first try to find the smallest dependent template
3244 if (t
->templatetype
== TEMPLATE_REFD
) {
3245 Common::Assignment
*ass
= t
->u
.ref
.ref
->get_refd_assignment();
3246 /** Don't follow the reference if:
3247 * - the referenced definition is not a template
3248 * - the referenced template is parameterized or
3249 * - the referenced template is in different module */
3250 if (ass
->get_asstype() == Common::Assignment::A_TEMPLATE
&&
3251 ass
->get_FormalParList() == 0 &&
3252 ass
->get_my_scope()->get_scope_mod_gen() ==
3253 my_scope
->get_scope_mod_gen()) {
3254 // accumulate the sub-references of the referred reference
3255 FieldOrArrayRefs
*subrefs
= t
->u
.ref
.ref
->get_subrefs();
3257 for (size_t i
= subrefs
->get_nof_refs(); i
> 0; i
--)
3258 refstack
.push(subrefs
->get_ref(i
- 1));
3260 // jump to the referred top-level template
3261 t
= ass
->get_Template();
3262 // start the iteration from the beginning
3264 // stop otherwise: the reference cannot be followed
3267 // stop if there are no sub-references
3268 if (refstack
.empty()) break;
3269 // take the topmost sub-reference
3270 FieldOrArrayRef
*subref
= refstack
.top();
3271 if (subref
->get_type() == FieldOrArrayRef::FIELD_REF
) {
3272 if (t
->templatetype
!= NAMED_TEMPLATE_LIST
) break;
3273 // the field reference can be followed
3274 t
= t
->u
.named_templates
->get_nt_byName(*subref
->get_id())
3277 // trying to follow an array reference
3278 if (t
->templatetype
!= TEMPLATE_LIST
) break;
3279 Value
*array_index
= subref
->get_val()->get_value_refd_last();
3280 if (array_index
->get_valuetype() != Value::V_INT
) break;
3281 // the index is available at compilation time
3282 Int index
= array_index
->get_val_Int()->get_val();
3283 // index transformation in case of arrays
3284 if (t
->my_governor
->get_typetype() == Type::T_ARRAY
)
3285 index
-= t
->my_governor
->get_dimension()->get_offset();
3286 t
= t
->get_listitem_byIndex(index
);
3288 // the topmost sub-reference was processed
3289 // it can be erased from the stack
3292 // the smallest dependent template is now in t
3293 // generate the initializer sequence for t
3294 str
= t
->generate_code_init(str
, t
->get_lhs_name().c_str());
3295 // the equivalent C++ code of the referenced template is composed of the
3296 // genname of t and the remained sub-references in refstack
3297 expr
->expr
= mputstr(expr
->expr
, t
->get_genname_own(my_scope
).c_str());
3298 while (!refstack
.empty()) {
3299 FieldOrArrayRef
*subref
= refstack
.pop();
3300 if (subref
->get_type() == FieldOrArrayRef::FIELD_REF
) {
3301 expr
->expr
= mputprintf(expr
->expr
, ".%s()",
3302 subref
->get_id()->get_name().c_str());
3304 expr
->expr
= mputc(expr
->expr
, '[');
3305 subref
->get_val()->generate_code_expr(expr
);
3306 expr
->expr
= mputc(expr
->expr
, ']');
3312 bool Template::compile_time() const
3314 switch (templatetype
) {
3316 case VALUE_LIST_ALL_FROM
:
3318 case TEMPLATE_ERROR
: /**< erroneous template */
3319 case TEMPLATE_NOTUSED
: /**< not used symbol (-) */
3320 case OMIT_VALUE
: /**< omit */
3321 case ANY_VALUE
: /**< any value (?) */
3322 case ANY_OR_OMIT
: /**< any or omit (*) */
3323 case SPECIFIC_VALUE
: /**< specific value */
3324 case TEMPLATE_REFD
: /**< reference to another template */
3325 case VALUE_RANGE
: /**< value range match */
3326 case BSTR_PATTERN
: /**< bitstring pattern */
3327 case HSTR_PATTERN
: /**< hexstring pattern */
3328 case OSTR_PATTERN
: /**< octetstring pattern */
3329 case CSTR_PATTERN
: /**< character string pattern */
3330 case USTR_PATTERN
: /**< universal charstring pattern */
3331 case TEMPLATE_INVOKE
:
3332 // Simple templates can be computed at compile time
3335 // "Complex" templates need to look at all elements
3338 case COMPLEMENTED_LIST
:
3339 case SUPERSET_MATCH
:
3341 case PERMUTATION_MATCH
:
3342 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++)
3343 if (u
.templates
->get_t_byIndex(i
)->compile_time()) continue;
3346 case NAMED_TEMPLATE_LIST
:
3347 for (size_t i
= 0; i
< u
.named_templates
->get_nof_nts(); i
++)
3348 if (!u
.named_templates
->get_nt_byIndex(i
)->get_template()->compile_time())
3351 case INDEXED_TEMPLATE_LIST
:
3352 for (size_t i
= 0; i
<u
.indexed_templates
->get_nof_its(); i
++)
3353 if (!u
.indexed_templates
->get_it_byIndex(i
)->get_template()->compile_time())
3358 return true; // not reached
3361 char *Template::generate_code_init_seof(char *str
, const char *name
)
3363 switch (templatetype
) {
3364 case TEMPLATE_LIST
: {
3365 size_t nof_ts
= u
.templates
->get_nof_ts();
3367 str
= mputprintf(str
, "%s = NULL_VALUE;\n", name
);
3372 Type
*t_last
= my_governor
->get_type_refd_last();
3374 if (t_last
->get_typetype() == Type::T_ARRAY
) {
3375 // take the start index from the array dimension
3376 index_offset
= t_last
->get_dimension()->get_offset();
3378 // indexing always starts from zero
3382 const string
& oftype_name
=
3383 t_last
->get_ofType()->get_genname_template(my_scope
);
3384 const char *oftype_name_str
= oftype_name
.c_str();
3386 ReferenceChain
refch (this, "While searching template");
3387 if (!flattened
|| my_scope
->get_statementblock_scope()) { // this "if" may be redundant if all non-var templates are flattened
3388 str
= mputstr(str
, "// this is a var template\n");
3390 if (compile_time()) goto compile_time
;
3391 // run-time, variable sized init
3393 // This is a record-of var template, like this:
3394 // var template rec_of_int vt_r := {
3395 // 1, 2, 3, permutation(10, all from x, 20), 4, 5 }
3396 // ^^^^^^^--- these ------------------------^^^^^
3397 // are known at compile time, but the length of the "all from"
3398 // is only known at run time.
3399 // Collect the indices where there is an "all from".
3400 dynamic_array
<int> variables
;
3401 size_t fixed_part
= 0;
3402 if (has_permutation
) {
3403 for (size_t i
= 0; i
< nof_ts
; i
++) {
3404 Template
*t
= u
.templates
->get_t_byIndex(i
);
3405 if (t
->templatetype
== PERMUTATION_MATCH
) {
3406 size_t num_p
= t
->u
.templates
->get_nof_ts();
3407 // t->u.templates is 2: "hello" and all from ...
3408 for (size_t j
= 0; j
< num_p
; ++j
) {
3409 Template
*subt
= t
->u
.templates
->get_t_byIndex(j
);
3410 if (subt
->templatetype
== ALL_FROM
) {
3419 char* str_preamble
= 0;
3420 char* str_set_size
= mputprintf(0, "%s.set_size(%lu", name
,
3421 (unsigned long)fixed_part
);
3424 for (size_t i
= 0; i
< nof_ts
; i
++) {
3425 Template
*t
= u
.templates
->get_t_byIndex(i
);
3426 for (size_t k
= 0, v
= variables
.size(); k
< v
; ++k
) {
3427 if (t
->templatetype
!= PERMUTATION_MATCH
) continue; // ?? really nothing to do ??
3428 Template
*subt
= t
->u
.templates
->get_t_byIndex(variables
[k
]);
3429 if (subt
->templatetype
== ALL_FROM
) {
3430 Value
*refv
= subt
->u
.all_from
->u
.specific_value
;
3431 // don't call get_Value(), it rips out the value from the template
3433 if (refv
->get_valuetype()!=Value::V_REFD
) FATAL_ERROR("%s", __FUNCTION__
);
3434 Common::Reference
*ref
= refv
->get_reference();
3435 FieldOrArrayRefs
*subrefs
= ref
->get_subrefs();
3436 Common::Assignment
*ass
= ref
->get_refd_assignment();
3438 str_set_size
= mputstrn(str_set_size
, " + ", 3);
3440 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
3442 // in case of parametrised references:
3443 // - temporary parameters need to be declared (stored in str_preamble)
3444 // - the same temporary needs to be used at each call (generate_code_cached call)
3445 expression_struct expr
;
3446 Code::init_expr(&expr
);
3448 ref_pard
->generate_code_cached(&expr
);
3449 str_set_size
= mputprintf(str_set_size
, "%s", expr
.expr
);
3451 str_preamble
= mputstr(str_preamble
, expr
.preamble
);
3453 Code::free_expr(&expr
);
3456 str_set_size
= mputstr (str_set_size
, ass
->get_id().get_name().c_str());
3458 expression_struct expr
;
3459 Code::init_expr(&expr
);
3461 subrefs
->generate_code(&expr
, ass
);
3462 str_set_size
= mputprintf(str_set_size
, "%s", expr
.expr
);
3464 Code::free_expr(&expr
);
3468 switch(ass
->get_asstype()) {
3469 case Common::Assignment::A_CONST
:
3470 case Common::Assignment::A_EXT_CONST
:
3471 case Common::Assignment::A_MODULEPAR
:
3472 case Common::Assignment::A_VAR
:
3473 case Common::Assignment::A_PAR_VAL_IN
:
3474 case Common::Assignment::A_PAR_VAL_OUT
:
3475 case Common::Assignment::A_PAR_VAL_INOUT
:
3476 case Common::Assignment::A_FUNCTION_RVAL
:
3477 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
3478 if (ass
->get_Type()->field_is_optional(subrefs
)) {
3479 str_set_size
= mputstrn(str_set_size
, "()", 2);
3486 str_set_size
= mputstr(str_set_size
, ".n_elem()");
3491 str
= mputstr(str
, str_preamble
);
3492 str
= mputstr(str
, str_set_size
);
3497 str
= mputstrn(str
, ");\n", 3); // finally done set_size
3500 string skipper
, hopper
;
3501 for (size_t i
= 0; i
< nof_ts
; i
++) {
3502 Template
*t
= u
.templates
->get_t_byIndex(i
);
3503 switch (t
->templatetype
) {
3506 case PERMUTATION_MATCH
: {
3507 size_t nof_perm_ts
= t
->u
.templates
->get_nof_ts();
3508 for (size_t j
= 0; j
< nof_perm_ts
; j
++) {
3509 Int
ix(index_offset
+ index
+ j
);
3510 Template
*permut_elem
= t
->u
.templates
->get_t_byIndex(j
);
3511 if (permut_elem
->templatetype
== ALL_FROM
) {
3512 expression_struct expr
;
3513 Code::init_expr(&expr
);
3514 switch (permut_elem
->u
.all_from
->templatetype
) {
3515 case SPECIFIC_VALUE
: {
3516 Value
*spec
= permut_elem
->u
.all_from
->u
.specific_value
;
3517 switch (spec
->get_valuetype()) {
3518 case Common::Value::V_REFD
: {
3519 Common::Reference
*ref
= spec
->get_reference();
3521 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
3523 ref_pard
->generate_code_cached(&expr
);
3525 ref
->generate_code(&expr
);
3527 Common::Assignment
* ass
= ref
->get_refd_assignment();
3528 switch(ass
->get_asstype()) {
3529 case Common::Assignment::A_CONST
:
3530 case Common::Assignment::A_EXT_CONST
:
3531 case Common::Assignment::A_MODULEPAR
:
3532 case Common::Assignment::A_VAR
:
3533 case Common::Assignment::A_PAR_VAL_IN
:
3534 case Common::Assignment::A_PAR_VAL_OUT
:
3535 case Common::Assignment::A_PAR_VAL_INOUT
:
3536 case Common::Assignment::A_FUNCTION_RVAL
:
3537 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
3538 if (ass
->get_Type()->field_is_optional(ref
->get_subrefs())) {
3539 expr
.expr
= mputstrn(expr
.expr
, "()", 2);
3548 FATAL_ERROR("vtype %d", spec
->get_valuetype());
3555 FATAL_ERROR("ttype %d", permut_elem
->u
.all_from
->templatetype
);
3558 str
= mputprintf(str
,
3559 "for (int i_i = 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n",
3562 str
= permut_elem
->generate_code_init_seof_element(str
, name
,
3563 (Int2string(ix
) + skipper
+ " + i_i").c_str(),
3566 str
= mputstrn(str
, "}\n", 2);
3568 skipper
+= expr
.expr
;
3569 skipper
+= ".n_elem() /* 3005 */ ";
3570 Code::free_expr(&expr
);
3573 str
= permut_elem
->generate_code_init_seof_element(str
, name
,
3574 (Int2string(ix
) + skipper
).c_str(), oftype_name_str
);
3577 // do not consider index_offset in case of permutation indicators
3578 str
= mputprintf(str
, "%s.add_permutation(%lu%s, %lu%s);\n", name
,
3579 (unsigned long)index
, hopper
.c_str(),
3580 (unsigned long)(index
+ nof_perm_ts
- 1), skipper
.c_str());
3582 t
->set_code_generated();
3583 index
+= nof_perm_ts
;
3587 str
= t
->generate_code_init_seof_element(str
, name
,
3588 (Int2string(index_offset
+ index
) + skipper
).c_str(), oftype_name_str
);
3590 case TEMPLATE_NOTUSED
:
3601 if (!has_permutation
&& has_allfrom()) {
3602 for (size_t i
= 0; i
< nof_ts
; i
++) {
3603 Template
*t
= u
.templates
->get_t_byIndex(i
);
3604 if (t
->templatetype
== ALL_FROM
) {
3611 char* str_preamble
= 0;
3612 char* str_set_size
= mputprintf(0, "%s.set_size(%lu", name
,
3613 (unsigned long)fixed_part
);
3616 for (size_t i
= 0, v
= variables
.size(); i
< v
; ++i
) {
3617 Template
*t
= u
.templates
->get_t_byIndex(variables
[i
]);
3618 if (t
->templatetype
== ALL_FROM
) {
3619 Value
*refv
= t
->u
.all_from
->u
.specific_value
;
3620 // don't call get_Value(), it rips out the value from the template
3621 if (refv
->get_valuetype()!=Value::V_REFD
) FATAL_ERROR("%s", __FUNCTION__
);
3622 Common::Reference
*ref
= refv
->get_reference();
3623 FieldOrArrayRefs
*subrefs
= ref
->get_subrefs();
3624 Common::Assignment
*ass
= ref
->get_refd_assignment();
3625 str_set_size
= mputstrn(str_set_size
, " + ", 3);
3626 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
3628 // in case of parametrised references:
3629 // - temporary parameters need to be declared (stored in str_preamble)
3630 // - the same temporary needs to be used at each call (generate_code_cached call)
3631 expression_struct expr
;
3632 Code::init_expr(&expr
);
3634 ref_pard
->generate_code_cached(&expr
);
3635 str_set_size
= mputprintf(str_set_size
, "%s", expr
.expr
);
3637 str_preamble
= mputstr(str_preamble
, expr
.preamble
);
3638 Code::free_expr(&expr
);
3641 str_set_size
= mputstr (str_set_size
, ass
->get_id().get_name().c_str());
3643 expression_struct expr
;
3644 Code::init_expr(&expr
);
3645 subrefs
->generate_code(&expr
, ass
);
3646 str_set_size
= mputprintf(str_set_size
, "%s", expr
.expr
);
3647 Code::free_expr(&expr
);
3651 switch(ass
->get_asstype()) {
3652 case Common::Assignment::A_CONST
:
3653 case Common::Assignment::A_EXT_CONST
:
3654 case Common::Assignment::A_MODULEPAR
:
3655 case Common::Assignment::A_VAR
:
3656 case Common::Assignment::A_PAR_VAL_IN
:
3657 case Common::Assignment::A_PAR_VAL_OUT
:
3658 case Common::Assignment::A_PAR_VAL_INOUT
:
3659 case Common::Assignment::A_FUNCTION_RVAL
:
3660 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
3661 if (ass
->get_Type()->field_is_optional(subrefs
)) {
3662 str_set_size
= mputstrn(str_set_size
, "()", 2);
3669 str_set_size
= mputstr(str_set_size
, ".n_elem()");
3672 str
= mputstr(str
, str_preamble
);
3673 str
= mputstr(str
, str_set_size
);
3676 str
= mputstrn(str
, ");\n", 3); // finally done set_size
3680 for (size_t i
= 0; i
< nof_ts
; i
++) {
3681 Template
*t
= u
.templates
->get_t_byIndex(i
);
3682 Int
ix(index_offset
+ i
);
3683 switch (t
->templatetype
) {
3685 expression_struct expr
;
3686 Code::init_expr(&expr
);
3687 switch (t
->u
.all_from
->templatetype
) {
3688 case SPECIFIC_VALUE
: {
3689 Value
*spec
= t
->u
.all_from
->u
.specific_value
;
3690 switch (spec
->get_valuetype()) {
3691 case Common::Value::V_REFD
: {
3692 Common::Reference
*ref
= spec
->get_reference();
3693 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
3695 ref_pard
->generate_code_cached(&expr
);
3697 ref
->generate_code(&expr
);
3699 Common::Assignment
* ass
= ref
->get_refd_assignment();
3700 switch(ass
->get_asstype()) {
3701 case Common::Assignment::A_CONST
:
3702 case Common::Assignment::A_EXT_CONST
:
3703 case Common::Assignment::A_MODULEPAR
:
3704 case Common::Assignment::A_VAR
:
3705 case Common::Assignment::A_PAR_VAL_IN
:
3706 case Common::Assignment::A_PAR_VAL_OUT
:
3707 case Common::Assignment::A_PAR_VAL_INOUT
:
3708 case Common::Assignment::A_FUNCTION_RVAL
:
3709 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
3710 if (ass
->get_Type()->field_is_optional(ref
->get_subrefs())) {
3711 expr
.expr
= mputstrn(expr
.expr
, "()", 2);
3720 FATAL_ERROR("vtype %d", spec
->get_valuetype());
3725 FATAL_ERROR("ttype %d", t
->u
.all_from
->templatetype
);
3728 str
= mputprintf(str
,
3729 "for (int i_i = 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n",
3731 str
= t
->generate_code_init_seof_element(str
, name
,
3732 (Int2string(ix
) + skipper
+ " + i_i").c_str(),
3734 str
= mputstrn(str
, "}\n", 2);
3736 skipper
+= expr
.expr
;
3737 skipper
+= ".n_elem() ";
3738 Code::free_expr(&expr
);
3739 t
->set_code_generated();
3743 str
= t
->generate_code_init_seof_element(str
, name
,
3744 (Int2string(index_offset
+ index
) + skipper
).c_str(), oftype_name_str
);
3746 case TEMPLATE_NOTUSED
:
3757 // setting the size first
3759 str
= mputprintf(str
, "%s.set_size(%lu);\n", name
, (unsigned long) get_nof_listitems());
3760 // determining the index offset based on the governor
3763 for (size_t i
= 0; i
< nof_ts
; i
++) {
3764 Template
*t
= u
.templates
->get_t_byIndex(i
);
3765 switch (t
->templatetype
) {
3766 case PERMUTATION_MATCH
: {
3767 size_t nof_perm_ts
= t
->u
.templates
->get_nof_ts();
3768 for (size_t j
= 0; j
< nof_perm_ts
; j
++) {
3769 Int
ix(index_offset
+ index
+ j
);
3770 str
= t
->u
.templates
->get_t_byIndex(j
)
3771 ->generate_code_init_seof_element(str
, name
,
3772 Int2string(ix
).c_str(), oftype_name_str
);
3774 // do not consider index_offset in case of permutation indicators
3775 str
= mputprintf(str
, "%s.add_permutation(%lu, %lu);\n", name
,
3776 (unsigned long)index
, (unsigned long) (index
+ nof_perm_ts
- 1));
3777 t
->set_code_generated();
3778 index
+= nof_perm_ts
;
3782 str
= t
->generate_code_init_seof_element(str
, name
,
3783 Int2string(index_offset
+ index
).c_str(), oftype_name_str
);
3786 case TEMPLATE_NOTUSED
:
3791 case INDEXED_TEMPLATE_LIST
: {
3792 size_t nof_its
= u
.indexed_templates
->get_nof_its();
3794 Type
*t_last
= my_governor
->get_type_refd_last();
3795 const string
& oftype_name
=
3796 t_last
->get_ofType()->get_genname_template(my_scope
);
3797 const char *oftype_name_str
= oftype_name
.c_str();
3798 // There's no need to generate a set_size call here. To do that, we
3799 // should know the size of the base template, which is not available
3801 for (size_t i
= 0; i
< nof_its
; i
++) {
3802 IndexedTemplate
*it
= u
.indexed_templates
->get_it_byIndex(i
);
3803 const string
& tmp_id_1
= get_temporary_id();
3804 str
= mputstr(str
, "{\n");
3805 Value
*index
= (it
->get_index()).get_val();
3806 if (index
->get_valuetype() != Value::V_INT
) {
3807 const string
& tmp_id_2
= get_temporary_id();
3808 str
= mputprintf(str
, "int %s;\n", tmp_id_2
.c_str());
3809 str
= index
->generate_code_init(str
, tmp_id_2
.c_str());
3810 str
= mputprintf(str
, "%s& %s = %s[%s];\n", oftype_name_str
,
3811 tmp_id_1
.c_str(), name
, tmp_id_2
.c_str());
3813 str
= mputprintf(str
, "%s& %s = %s[%s];\n", oftype_name_str
,
3814 tmp_id_1
.c_str(), name
,
3815 Int2string(index
->get_val_Int()->get_val()).c_str());
3817 str
= it
->get_template()->generate_code_init(str
, tmp_id_1
.c_str());
3818 str
= mputstr(str
, "}\n");
3821 // It seems to be impossible in this case.
3822 str
= mputprintf(str
, "%s = NULL_VALUE;\n", name
);
3826 FATAL_ERROR("Template::generate_code_init_seof()");
3832 char *Template::generate_code_init_seof_element(char *str
, const char *name
,
3833 const char* index
, const char *element_type_genname
)
3835 if (needs_temp_ref()) {
3836 const string
& tmp_id
= get_temporary_id();
3837 str
= mputprintf(str
, "{\n"
3838 "%s& %s = %s[%s];\n",
3839 element_type_genname
, tmp_id
.c_str(), name
, index
);
3840 str
= generate_code_init(str
, tmp_id
.c_str());
3841 str
= mputstr(str
, "}\n");
3843 char *embedded_name
= mprintf("%s[%s]", name
, index
);
3844 str
= generate_code_init(str
, embedded_name
);
3845 Free(embedded_name
);
3850 char *Template::generate_code_init_all_from(char *str
, const char *name
)
3852 // we are ALL_FROM, hence u.all_from
3853 switch (u
.all_from
->templatetype
) {
3854 case SPECIFIC_VALUE
: {
3855 Value
*spec
= u
.all_from
->u
.specific_value
;
3856 switch (spec
->get_valuetype()) {
3857 case Common::Value::V_REFD
: {
3858 Common::Reference
*ref
= spec
->get_reference();
3859 expression_struct expr
;
3860 Code::init_expr(&expr
);
3861 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
3863 ref_pard
->generate_code_cached(&expr
);
3865 ref
->generate_code(&expr
);
3867 Common::Assignment
* ass
= ref
->get_refd_assignment();
3868 switch(ass
->get_asstype()) {
3869 case Common::Assignment::A_CONST
:
3870 case Common::Assignment::A_EXT_CONST
:
3871 case Common::Assignment::A_MODULEPAR
:
3872 case Common::Assignment::A_VAR
:
3873 case Common::Assignment::A_PAR_VAL_IN
:
3874 case Common::Assignment::A_PAR_VAL_OUT
:
3875 case Common::Assignment::A_PAR_VAL_INOUT
:
3876 case Common::Assignment::A_FUNCTION_RVAL
:
3877 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
3878 if (ass
->get_Type()->field_is_optional(ref
->get_subrefs())) {
3879 expr
.expr
= mputstrn(expr
.expr
, "()", 2);
3886 str
= mputprintf(str
, "%s = %s[i_i];\n", name
, expr
.expr
);
3887 // The caller will have to provide the for cycle with this variable
3888 Code::free_expr(&expr
);
3900 char *Template::generate_code_init_all_from_list(char *str
, const char *name
)
3902 // FIXME: this is the third instance
3903 expression_struct expr
;
3904 Code::init_expr(&expr
);
3905 switch (u
.all_from
->templatetype
) {
3906 case SPECIFIC_VALUE
: {
3907 Value
*spec
= u
.all_from
->u
.specific_value
;
3908 switch (spec
->get_valuetype()) {
3909 case Common::Value::V_REFD
: {
3910 Common::Reference
*ref
= spec
->get_reference();
3911 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
3913 ref_pard
->generate_code_cached(&expr
);
3915 ref
->generate_code(&expr
);
3918 FATAL_ERROR("vtype %d", spec
->get_valuetype());
3924 FATAL_ERROR("ttype %d", u
.all_from
->templatetype
);
3929 str
= mputstr(str
, expr
.preamble
);
3931 str
= mputprintf(str
,
3932 "%s.set_type(VALUE_LIST, %s.n_elem());\n"
3933 "for (int i_i = 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n",
3937 string
embedded_name(name
);
3938 embedded_name
+= ".list_item(i_i)";
3939 str
= generate_code_init_all_from(str
, embedded_name
.c_str());
3940 str
= mputstrn(str
, "}\n", 2);
3942 Code::free_expr(&expr
);
3946 char *Template::generate_code_init_se(char *str
, const char *name
)
3947 { // named template list
3948 size_t nof_nts
= u
.named_templates
->get_nof_nts();
3949 Type
*type
= my_governor
->get_type_refd_last();
3950 if (type
->get_nof_comps() > 0) {
3951 for (size_t i
= 0; i
< nof_nts
; i
++) {
3952 NamedTemplate
*nt
= u
.named_templates
->get_nt_byIndex(i
);
3953 const Identifier
& fieldname
= nt
->get_name();
3954 const char *fieldname_str
= 0;
3956 if (type
->get_typetype()==Type::T_ANYTYPE
) {
3957 at
+= fieldname
.get_name();
3958 fieldname_str
= at
.c_str();
3961 fieldname_str
= fieldname
.get_name().c_str();
3963 Template
*t
= nt
->get_template();
3964 if (t
->needs_temp_ref()) {
3966 if (type
->get_typetype() == Type::T_SIGNATURE
) {
3967 field_type
= type
->get_signature_parameters()
3968 ->get_param_byName(fieldname
)->get_type();
3970 field_type
= type
->get_comp_byName(fieldname
)->get_type();
3972 const string
& tmp_id
= get_temporary_id();
3973 const char *tmp_id_str
= tmp_id
.c_str();
3974 str
= mputprintf(str
, "{\n"
3975 "%s& %s = %s.%s();\n",
3976 field_type
->get_genname_template(my_scope
).c_str(), tmp_id_str
,
3977 name
, fieldname_str
);
3978 str
= t
->generate_code_init(str
, tmp_id_str
);
3979 str
= mputstr(str
, "}\n");
3981 char *embedded_name
= mprintf("%s.%s()", name
, fieldname_str
);
3982 str
= t
->generate_code_init(str
, embedded_name
);
3983 Free(embedded_name
);
3987 str
= mputprintf(str
, "%s = NULL_VALUE;\n", name
);
3992 char *Template::generate_code_init_list(char *str
, const char *name
,
3993 bool is_complemented
) // VALUE_LIST or COMPLEMENTED_LIST
3995 size_t nof_ts
= u
.templates
->get_nof_ts();
3996 const string
& type_name
= my_governor
->get_genname_template(my_scope
);
3997 const char *type_name_str
= type_name
.c_str();
3999 dynamic_array
<int> variables
;
4000 size_t fixed_part
= 0;
4001 for (size_t i
= 0; i
< nof_ts
; ++i
) {
4002 Template
*t
= u
.templates
->get_t_byIndex(i
);
4003 if (t
->templatetype
== ALL_FROM
) {
4009 if (variables
.size() > 0) {
4010 char* str_preamble
= 0;
4011 char* str_set_type
= mprintf("%s.set_type(%s, %lu", name
,
4012 (is_complemented
? "COMPLEMENTED_LIST" : "VALUE_LIST"),
4013 (unsigned long)fixed_part
);
4014 // The code to compute the number of elements at run time (the variable part).
4015 // This is the sum of sizes of "all from"s.
4016 for (size_t v
= 0, vs
= variables
.size(); v
< vs
; ++v
) {
4017 Template
*vt
= u
.templates
->get_t_byIndex(variables
[v
]);
4018 if (vt
->templatetype
!= ALL_FROM
) FATAL_ERROR("must be ALL_FROM");
4019 if (vt
->u
.all_from
->templatetype
!= SPECIFIC_VALUE
) FATAL_ERROR("not value");
4020 Value
*val
= vt
->u
.all_from
->u
.specific_value
;
4021 if (val
->get_valuetype() != Value::V_REFD
) FATAL_ERROR("ref expected from val");
4022 Common::Reference
*ref
= val
->get_reference();
4023 FieldOrArrayRefs
*subrefs
= ref
->get_subrefs();
4024 Common::Assignment
*ass
= ref
->get_refd_assignment();
4025 if (!ass
) FATAL_ERROR("Could not grab ass!");
4027 str_set_type
= mputstrn(str_set_type
, " + ", 3);
4029 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
4031 // in case of parametrised references:
4032 // - temporary parameters need to be declared (stored in str_preamble)
4033 // - the same temporary needs to be used at each call (generate_code_cached call)
4034 expression_struct expr
;
4035 Code::init_expr(&expr
);
4037 ref_pard
->generate_code_cached(&expr
);
4038 str_set_type
= mputprintf(str_set_type
, "%s", expr
.expr
);
4040 str_preamble
= mputstr(str_preamble
, expr
.preamble
);
4042 Code::free_expr(&expr
);
4045 str_set_type
= mputstr (str_set_type
, ass
->get_id().get_name().c_str());
4047 expression_struct expr
;
4048 Code::init_expr(&expr
);
4050 subrefs
->generate_code(&expr
, ass
);
4051 str_set_type
= mputprintf(str_set_type
, "%s", expr
.expr
);
4053 Code::free_expr(&expr
);
4057 switch(ass
->get_asstype()) {
4058 case Common::Assignment::A_CONST
:
4059 case Common::Assignment::A_EXT_CONST
:
4060 case Common::Assignment::A_MODULEPAR
:
4061 case Common::Assignment::A_VAR
:
4062 case Common::Assignment::A_PAR_VAL_IN
:
4063 case Common::Assignment::A_PAR_VAL_OUT
:
4064 case Common::Assignment::A_PAR_VAL_INOUT
:
4065 case Common::Assignment::A_FUNCTION_RVAL
:
4066 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
4067 if (ass
->get_Type()->field_is_optional(subrefs
)) {
4068 str_set_type
= mputstrn(str_set_type
, "()", 2);
4075 str_set_type
= mputstr(str_set_type
, ".n_elem()");
4078 str
= mputstr(str
, str_preamble
);
4079 str
= mputstr(str
, str_set_type
);
4084 str
= mputstrn(str
, ");\n", 3);
4086 string shifty
; // contains the expression used to calculate
4087 // the size increase due to the runtime expansion of "all from".
4088 // In nof_ts, each "all from" appears as 1, but actually contributes
4089 // more. So the increase (by which all elements after the "all from"
4090 // are shifted) is:Â target_of_all_from.n_elem()-1
4091 // This needs to be accumulated for each "all from".
4092 for (size_t vi
= 0; vi
< nof_ts
; ++vi
) {
4093 Template
*t
= u
.templates
->get_t_byIndex(vi
);
4094 switch (t
->templatetype
) {
4095 case VALUE_LIST_ALL_FROM
:
4096 FATAL_ERROR("VALUE_LIST_ALL_FROM not handled");
4098 expression_struct expr
;
4099 Code::init_expr(&expr
);
4101 switch (t
->u
.all_from
->templatetype
) {
4102 case SPECIFIC_VALUE
: {
4103 Value
*sv
= t
->u
.all_from
->u
.specific_value
;
4104 switch (sv
->get_valuetype()) {
4105 case Value::V_REFD
: {
4106 Common::Reference
*ref
= sv
->get_reference();
4107 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
4109 ref_pard
->generate_code_cached(&expr
);
4111 ref
->generate_code(&expr
);
4113 Common::Assignment
* ass
= ref
->get_refd_assignment();
4114 switch(ass
->get_asstype()) {
4115 case Common::Assignment::A_CONST
:
4116 case Common::Assignment::A_EXT_CONST
:
4117 case Common::Assignment::A_MODULEPAR
:
4118 case Common::Assignment::A_VAR
:
4119 case Common::Assignment::A_PAR_VAL_IN
:
4120 case Common::Assignment::A_PAR_VAL_OUT
:
4121 case Common::Assignment::A_PAR_VAL_INOUT
:
4122 case Common::Assignment::A_FUNCTION_RVAL
:
4123 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
4124 if (ass
->get_Type()->field_is_optional(ref
->get_subrefs())) {
4125 expr
.expr
= mputstrn(expr
.expr
, "()", 2);
4135 FATAL_ERROR("VT NOT HANDLED");
4136 } // switch valuetype
4140 FATAL_ERROR("ttype not handled");
4144 // All local variables should contain a single underscore,
4145 // to avoid potential clashes with field names.
4146 str
= mputprintf(str
, "for (int i_i= 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n",
4149 if (t
->needs_temp_ref()) {
4150 // Not possible, because t->templatetype is ALL_FROM
4151 FATAL_ERROR("temp ref not handled");
4153 char *embedded_name
= mprintf("%s.list_item(%lu + i_i%s)", name
,
4154 (unsigned long) vi
, shifty
.c_str());
4155 str
= t
->generate_code_init(str
, embedded_name
);
4156 Free(embedded_name
);
4158 str
= mputstrn(str
, "}\n", 2);
4161 shifty
+= expr
.expr
;
4162 shifty
+= ".n_elem() /* 3303 */ ";
4164 Code::free_expr(&expr
);
4167 default: // "fixed one"
4168 if (t
->needs_temp_ref()) { // FIXME: this is copypasta from below / but may need to be changed
4169 const string
& tmp_id
= get_temporary_id();
4170 const char *tmp_id_str
= tmp_id
.c_str();
4171 str
= mputprintf(str
, "{\n"
4172 "%s& %s = %s.list_item(%lu);\n",
4173 type_name_str
, tmp_id_str
, name
, (unsigned long) vi
);
4174 str
= t
->generate_code_init(str
, tmp_id_str
);
4175 str
= mputstr(str
, "}\n");
4177 char *embedded_name
= mprintf("%s.list_item(%lu%s)", name
,
4178 (unsigned long) vi
, shifty
.c_str());
4179 str
= t
->generate_code_init(str
, embedded_name
);
4180 Free(embedded_name
);
4183 } // switch t->templatetype
4187 str
= mputprintf(str
, "%s.set_type(%s, %lu);\n", name
,
4188 is_complemented
? "COMPLEMENTED_LIST" : "VALUE_LIST",
4189 (unsigned long) nof_ts
);
4190 for (size_t i
= 0; i
< nof_ts
; i
++) {
4191 Template
*t
= u
.templates
->get_t_byIndex(i
);
4192 if (t
->needs_temp_ref()) {
4193 const string
& tmp_id
= get_temporary_id();
4194 const char *tmp_id_str
= tmp_id
.c_str();
4195 str
= mputprintf(str
, "{\n"
4196 "%s& %s = %s.list_item(%lu);\n",
4197 type_name_str
, tmp_id_str
, name
, (unsigned long) i
);
4198 str
= t
->generate_code_init(str
, tmp_id_str
);
4199 str
= mputstr(str
, "}\n");
4201 char *embedded_name
= mprintf("%s.list_item(%lu)", name
,
4203 str
= t
->generate_code_init(str
, embedded_name
);
4204 Free(embedded_name
);
4211 char *Template::generate_code_init_set(char *str
, const char *name
,
4212 bool is_superset
) // SUPERSET_MATCH and SUBSET_MATCH
4214 size_t nof_ts
= u
.templates
->get_nof_ts();
4215 const string
& oftype_name
=
4216 my_governor
->get_ofType()->get_genname_template(my_scope
);
4217 const char *oftype_name_str
= oftype_name
.c_str();
4219 dynamic_array
<int> variables
;
4220 size_t fixed_part
= 0;
4221 for (size_t i
= 0; i
< nof_ts
; ++i
) {
4222 Template
*t
= u
.templates
->get_t_byIndex(i
);
4223 if (t
->templatetype
== ALL_FROM
) {
4229 //warning("There are %lu set elements", nof_ts);
4230 if (variables
.size() > 0) {
4231 char* str_preamble
= 0;
4232 char* str_set_type
= mputprintf(0, "%s.set_type(%s, %lu", name
,
4233 is_superset
? "SUPERSET_MATCH" : "SUBSET_MATCH", (unsigned long) fixed_part
);
4235 for (size_t v
= 0, vs
= variables
.size(); v
< vs
; ++v
) {
4236 Template
*vt
= u
.templates
->get_t_byIndex(variables
[v
]);
4237 if (vt
->templatetype
!= ALL_FROM
) FATAL_ERROR("must be ALL_FROM");
4238 if (vt
->u
.all_from
->templatetype
!= SPECIFIC_VALUE
) FATAL_ERROR("not value");
4239 Value
*val
= vt
->u
.all_from
->u
.specific_value
;
4240 if (val
->get_valuetype() != Value::V_REFD
) FATAL_ERROR("ref expected from val");
4241 Common::Reference
*ref
= val
->get_reference();
4242 FieldOrArrayRefs
*subrefs
= ref
->get_subrefs();
4243 Common::Assignment
*ass
= ref
->get_refd_assignment();
4244 if (!ass
) FATAL_ERROR("Could not grab ass!");
4246 str_set_type
= mputstrn(str_set_type
, " + ", 3);
4248 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
4250 // in case of parametrised references:
4251 // - temporary parameters need to be declared (stored in str_preamble)
4252 // - the same temporary needs to be used at each call (generate_code_cached call)
4253 expression_struct expr
;
4254 Code::init_expr(&expr
);
4256 ref_pard
->generate_code_cached(&expr
);
4257 str_set_type
= mputprintf(str_set_type
, "%s", expr
.expr
);
4259 str_preamble
= mputstr(str_preamble
, expr
.preamble
);
4261 Code::free_expr(&expr
);
4264 str_set_type
= mputstr (str_set_type
, ass
->get_id().get_name().c_str());
4266 expression_struct expr
;
4267 Code::init_expr(&expr
);
4269 subrefs
->generate_code(&expr
, ass
);
4270 str_set_type
= mputprintf(str_set_type
, "%s", expr
.expr
);
4272 Code::free_expr(&expr
);
4276 switch(ass
->get_asstype()) {
4277 case Common::Assignment::A_CONST
:
4278 case Common::Assignment::A_EXT_CONST
:
4279 case Common::Assignment::A_MODULEPAR
:
4280 case Common::Assignment::A_VAR
:
4281 case Common::Assignment::A_PAR_VAL_IN
:
4282 case Common::Assignment::A_PAR_VAL_OUT
:
4283 case Common::Assignment::A_PAR_VAL_INOUT
:
4284 case Common::Assignment::A_FUNCTION_RVAL
:
4285 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
4286 if (ass
->get_Type()->field_is_optional(subrefs
)) {
4287 str_set_type
= mputstrn(str_set_type
, "()", 2);
4294 str_set_type
= mputstr(str_set_type
, ".n_elem()");
4297 str
= mputstr(str
, str_preamble
);
4298 str
= mputstr(str
, str_set_type
);
4303 str
= mputstrn(str
, ");\n", 3);
4306 for (size_t i
= 0; i
< nof_ts
; i
++) {
4307 Template
*t
= u
.templates
->get_t_byIndex(i
);
4308 switch (t
->templatetype
) {
4310 expression_struct expr
; // FIXME copypasta from init_list above !
4311 Code::init_expr(&expr
);
4313 switch (t
->u
.all_from
->templatetype
) {
4314 case SPECIFIC_VALUE
: {
4315 Value
*sv
= t
->u
.all_from
->u
.specific_value
;
4316 switch (sv
->get_valuetype()) {
4317 case Value::V_REFD
: {
4318 Common::Reference
*ref
= sv
->get_reference();
4319 Ref_pard
* ref_pard
= dynamic_cast<Ref_pard
*>(ref
);
4321 ref_pard
->generate_code_cached(&expr
);
4323 ref
->generate_code(&expr
);
4325 Common::Assignment
* ass
= ref
->get_refd_assignment();
4326 switch(ass
->get_asstype()) {
4327 case Common::Assignment::A_CONST
:
4328 case Common::Assignment::A_EXT_CONST
:
4329 case Common::Assignment::A_MODULEPAR
:
4330 case Common::Assignment::A_VAR
:
4331 case Common::Assignment::A_PAR_VAL_IN
:
4332 case Common::Assignment::A_PAR_VAL_OUT
:
4333 case Common::Assignment::A_PAR_VAL_INOUT
:
4334 case Common::Assignment::A_FUNCTION_RVAL
:
4335 case Common::Assignment::A_EXT_FUNCTION_RVAL
:
4336 if (ass
->get_Type()->field_is_optional(ref
->get_subrefs())) {
4337 expr
.expr
= mputstrn(expr
.expr
, "()", 2);
4347 FATAL_ERROR("VT NOT HANDLED");
4348 } // switch valuetype
4352 FATAL_ERROR("ttype not handled");
4356 str
= mputprintf(str
,
4357 "for (int i_i = 0, i_lim = %s.n_elem(); i_i < i_lim; ++i_i) {\n",
4361 char *embedded_name
= mprintf("%s.set_item(%lu%s + i_i)", name
,
4362 (unsigned long) i
, shifty
.c_str());
4363 str
= t
->generate_code_init_all_from(str
, embedded_name
);
4364 Free(embedded_name
);
4366 str
= mputstrn(str
, "}\n", 2);
4369 shifty
+= expr
.expr
;
4370 shifty
+= ".n_elem() /* 3442 */";
4371 Code::free_expr(&expr
);
4373 case VALUE_LIST_ALL_FROM
:
4374 FATAL_ERROR("Not possible");
4375 break; // not reached
4378 if (t
->needs_temp_ref()) {
4379 const string
& tmp_id
= get_temporary_id();
4380 const char *tmp_id_str
= tmp_id
.c_str();
4381 str
= mputprintf(str
, "{\n"
4382 "%s& %s = %s.set_item(%lu%s);\n",
4383 oftype_name_str
, tmp_id_str
, name
, (unsigned long) i
, shifty
.c_str());
4384 str
= t
->generate_code_init(str
, tmp_id_str
);
4385 str
= mputstr(str
, "}\n");
4387 char *embedded_name
= mprintf("%s.set_item(%lu%s)", name
,
4388 (unsigned long) i
, shifty
.c_str());
4389 str
= t
->generate_code_init(str
, embedded_name
);
4390 Free(embedded_name
);
4393 } // switch t->templatetype
4398 str
= mputprintf(str
, "%s.set_type(%s, %lu);\n", name
,
4399 is_superset
? "SUPERSET_MATCH" : "SUBSET_MATCH", (unsigned long) nof_ts
);
4400 for (size_t i
= 0; i
< nof_ts
; i
++) {
4401 Template
*t
= u
.templates
->get_t_byIndex(i
);
4402 if (t
->needs_temp_ref()) {
4403 const string
& tmp_id
= get_temporary_id();
4404 const char *tmp_id_str
= tmp_id
.c_str();
4405 str
= mputprintf(str
, "{\n"
4406 "%s& %s = %s.set_item(%lu);\n",
4407 oftype_name_str
, tmp_id_str
, name
, (unsigned long) i
);
4408 str
= t
->generate_code_init(str
, tmp_id_str
);
4409 str
= mputstr(str
, "}\n");
4411 char *embedded_name
= mprintf("%s.set_item(%lu)", name
,
4413 str
= t
->generate_code_init(str
, embedded_name
);
4414 Free(embedded_name
);
4421 void Template::generate_code_expr_invoke(expression_struct
*expr
)
4423 Value
*last_v
= u
.invoke
.v
->get_value_refd_last();
4424 if (last_v
->get_valuetype() == Value::V_FUNCTION
) {
4425 Common::Assignment
*function
= last_v
->get_refd_fat();
4426 expr
->expr
= mputprintf(expr
->expr
, "%s(",
4427 function
->get_genname_from_scope(my_scope
).c_str());
4428 u
.invoke
.ap_list
->generate_code_alias(expr
,
4429 function
->get_FormalParList(), function
->get_RunsOnType(), false);
4431 u
.invoke
.v
->generate_code_expr_mandatory(expr
);
4432 expr
->expr
= mputstr(expr
->expr
, ".invoke(");
4433 Type
* gov_last
= u
.invoke
.v
->get_expr_governor_last();
4434 u
.invoke
.ap_list
->generate_code_alias(expr
, 0,
4435 gov_last
->get_fat_runs_on_type(), gov_last
->get_fat_runs_on_self());
4437 expr
->expr
= mputc(expr
->expr
, ')');
4440 char *Template::rearrange_init_code_refd(char *str
, Common::Module
* usage_mod
)
4442 if (templatetype
!= TEMPLATE_REFD
)
4443 FATAL_ERROR("Template::rearrange_init_code_refd()");
4444 ActualParList
*actual_parlist
= u
.ref
.ref
->get_parlist();
4445 // generate code for the templates that are used in the actual parameter
4446 // list of the reference
4447 Common::Assignment
*ass
= u
.ref
.ref
->get_refd_assignment();
4448 if (actual_parlist
) str
= actual_parlist
->rearrange_init_code(str
, usage_mod
);
4449 // do nothing if the reference does not point to a template definition
4450 if (ass
->get_asstype() != Common::Assignment::A_TEMPLATE
) return str
;
4451 Template
*t
= ass
->get_Template();
4452 FormalParList
*formal_parlist
= ass
->get_FormalParList();
4453 if (formal_parlist
) {
4454 // the reference points to a parameterized template
4455 // we must perform the rearrangement for all non-parameterized templates
4456 // that are referred by the parameterized template regardless of the
4457 // sub-references of u.ref.ref
4458 str
= t
->rearrange_init_code(str
, usage_mod
);
4459 // the parameterized template's default values must also be generated
4460 // (this only generates their value assignments, their declarations will
4461 // be generated when the template's definition is reached)
4462 if (ass
->get_my_scope()->get_scope_mod_gen() == usage_mod
) {
4463 str
= formal_parlist
->generate_code_defval(str
);
4466 // the reference points to a non-parameterized template
4467 FieldOrArrayRefs
*subrefs
= u
.ref
.ref
->get_subrefs();
4469 // we should follow the sub-references as much as we can
4470 // and perform the rearrangement for the referred field only
4471 for (size_t i
= 0; i
< subrefs
->get_nof_refs(); i
++) {
4472 FieldOrArrayRef
*ref
= subrefs
->get_ref(i
);
4473 if (ref
->get_type() == FieldOrArrayRef::FIELD_REF
) {
4474 // stop if the body does not have fields
4475 if (t
->templatetype
!= NAMED_TEMPLATE_LIST
) break;
4476 // get the sub-template of the referred field
4477 t
= t
->u
.named_templates
->get_nt_byName(*ref
->get_id())
4480 // stop if the body is not a list
4481 if (t
->templatetype
!= TEMPLATE_LIST
) break;
4482 Value
*array_index
= ref
->get_val()->get_value_refd_last();
4483 // stop if the index cannot be evaluated at compile time
4484 if (array_index
->get_valuetype() != Value::V_INT
) break;
4485 Int index
= array_index
->get_val_Int()->get_val();
4486 // index transformation in case of arrays
4487 if (t
->my_governor
->get_typetype() == Type::T_ARRAY
)
4488 index
-= t
->my_governor
->get_dimension()->get_offset();
4489 // get the template with the given index
4490 t
= t
->get_listitem_byIndex(index
);
4494 // otherwise if the reference points to a top-level template
4495 // we should initialize its entire body
4496 if (ass
->get_my_scope()->get_scope_mod_gen() == usage_mod
) {
4497 str
= t
->generate_code_init(str
, t
->get_lhs_name().c_str());
4503 char *Template::rearrange_init_code_invoke(char *str
, Common::Module
* usage_mod
)
4505 str
= u
.invoke
.v
->rearrange_init_code(str
);
4506 str
= u
.invoke
.ap_list
->rearrange_init_code(str
, usage_mod
);
4510 bool Template::needs_temp_ref()
4512 if (length_restriction
|| is_ifpresent
) return true;
4513 switch (templatetype
) {
4517 case SPECIFIC_VALUE
:
4519 case TEMPLATE_INVOKE
:
4527 // temporary reference is needed if the template has at least one
4528 // element (excluding not used symbols)
4529 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++) {
4530 if (u
.templates
->get_t_byIndex(i
)->templatetype
!= TEMPLATE_NOTUSED
)
4534 case INDEXED_TEMPLATE_LIST
:
4535 for (size_t i
= 0; i
< u
.indexed_templates
->get_nof_its(); i
++) {
4536 if (u
.indexed_templates
->get_it_byIndex(i
)->get_template()
4537 ->templatetype
!= TEMPLATE_NOTUSED
)
4541 case NAMED_TEMPLATE_LIST
:
4542 return u
.named_templates
->get_nof_nts() > 1;
4544 case VALUE_LIST_ALL_FROM
:
4547 case COMPLEMENTED_LIST
:
4549 case SUPERSET_MATCH
:
4552 case TEMPLATE_ERROR
:
4553 case TEMPLATE_NOTUSED
:
4554 FATAL_ERROR("Template::needs_temp_ref()");
4555 case PERMUTATION_MATCH
:
4562 bool Template::has_single_expr()
4564 if (length_restriction
|| is_ifpresent
|| get_needs_conversion())
4566 switch (templatetype
) {
4576 case SPECIFIC_VALUE
:
4577 return u
.specific_value
->has_single_expr();
4578 case TEMPLATE_REFD
: {
4579 Template
*t_last
= get_template_refd_last();
4580 if (t_last
!= this && t_last
->has_single_expr()) {
4581 for (Scope
*t_scope
= my_scope
; t_scope
;
4582 t_scope
= t_scope
->get_parent_scope()) {
4583 // return true if t_last is visible from my scope
4584 if (t_scope
== t_last
->my_scope
) return true;
4587 // otherwise consider the reference itself
4588 return u
.ref
.ref
->has_single_expr(); }
4589 case TEMPLATE_INVOKE
:
4590 if (!u
.invoke
.v
->has_single_expr()) return false;
4591 for (size_t i
= 0; i
< u
.invoke
.ap_list
->get_nof_pars(); i
++)
4592 if (!u
.invoke
.ap_list
->get_par(i
)->has_single_expr()) return false;
4595 return u
.templates
->get_nof_ts() == 0;
4596 case NAMED_TEMPLATE_LIST
: {
4597 if (!my_governor
) FATAL_ERROR("Template::has_single_expr()");
4598 Type
*type
= my_governor
->get_type_refd_last();
4599 return type
->get_nof_comps() == 0; }
4600 case INDEXED_TEMPLATE_LIST
:
4601 return u
.indexed_templates
->get_nof_its() == 0;
4603 case COMPLEMENTED_LIST
:
4605 case SUPERSET_MATCH
:
4607 case PERMUTATION_MATCH
:
4610 case VALUE_LIST_ALL_FROM
:
4613 FATAL_ERROR("Template::has_single_expr()");
4618 string
Template::get_single_expr(bool cast_needed
)
4620 if (cast_needed
&& (length_restriction
|| is_ifpresent
))
4621 FATAL_ERROR("Template::get_single_expr()");
4623 switch (templatetype
) {
4625 ret_val
= "OMIT_VALUE";
4628 ret_val
= "ANY_VALUE";
4631 ret_val
= "ANY_OR_OMIT";
4633 case SPECIFIC_VALUE
:
4634 ret_val
= u
.specific_value
->get_single_expr();
4636 case TEMPLATE_REFD
: {
4637 // convert the reference to a single expression
4638 expression_struct expr
;
4639 Code::init_expr(&expr
);
4640 u
.ref
.ref
->generate_code(&expr
);
4641 if (expr
.preamble
|| expr
.postamble
)
4642 FATAL_ERROR("Template::get_single_expr()");
4643 ret_val
= expr
.expr
;
4644 Code::free_expr(&expr
);
4647 case TEMPLATE_INVOKE
: {
4648 expression_struct expr
;
4649 Code::init_expr(&expr
);
4650 generate_code_expr_invoke(&expr
);
4651 if (expr
.preamble
|| expr
.postamble
)
4652 FATAL_ERROR("Template::get_single_expr()");
4653 ret_val
= expr
.expr
;
4654 Code::free_expr(&expr
);
4657 if (u
.templates
->get_nof_ts() != 0)
4658 FATAL_ERROR("Template::get_single_expr()");
4659 ret_val
= "NULL_VALUE";
4661 case NAMED_TEMPLATE_LIST
:
4662 if (u
.named_templates
->get_nof_nts() != 0)
4663 FATAL_ERROR("Template::get_single_expr()");
4664 ret_val
= "NULL_VALUE";
4666 case INDEXED_TEMPLATE_LIST
:
4667 if (u
.indexed_templates
->get_nof_its() != 0)
4668 FATAL_ERROR("Template::get_single_expr()");
4669 ret_val
= "NULL_VALUE";
4672 return get_my_scope()->get_scope_mod_gen()
4673 ->add_bitstring_pattern(*u
.pattern
);
4675 return get_my_scope()->get_scope_mod_gen()
4676 ->add_hexstring_pattern(*u
.pattern
);
4678 return get_my_scope()->get_scope_mod_gen()
4679 ->add_octetstring_pattern(*u
.pattern
);
4683 ->create_charstring_literals(get_my_scope()->get_scope_mod_gen());
4685 FATAL_ERROR("Template::get_single_expr()");
4687 if (cast_needed
) ret_val
= my_governor
->get_genname_template(my_scope
) +
4688 "(" + ret_val
+ ")";
4692 void Template::dump(unsigned level
) const
4694 DEBUG(level
, "%s", get_templatetype_str());
4695 switch (templatetype
) {
4696 case TEMPLATE_ERROR
:
4701 case SPECIFIC_VALUE
:
4702 u
.specific_value
->dump(level
+1);
4705 u
.ref
.ref
->dump(level
+1);
4707 case TEMPLATE_INVOKE
:
4708 u
.invoke
.v
->dump(level
+1);
4709 if (u
.invoke
.ap_list
) u
.invoke
.ap_list
->dump(level
+ 1);
4710 else if (u
.invoke
.t_list
) u
.invoke
.t_list
->dump(level
+ 1);
4714 case COMPLEMENTED_LIST
:
4715 case SUPERSET_MATCH
:
4717 case PERMUTATION_MATCH
:
4718 for (size_t i
= 0; i
< u
.templates
->get_nof_ts(); i
++)
4719 u
.templates
->get_t_byIndex(i
)->dump(level
+1);
4721 case NAMED_TEMPLATE_LIST
:
4722 for (size_t i
= 0; i
< u
.named_templates
->get_nof_nts(); i
++)
4723 u
.named_templates
->get_nt_byIndex(i
)->dump(level
+1);
4725 case INDEXED_TEMPLATE_LIST
:
4726 for (size_t i
= 0; i
< u
.indexed_templates
->get_nof_its(); i
++)
4727 u
.indexed_templates
->get_it_byIndex(i
)->dump(level
+1);
4730 u
.value_range
->dump(level
);
4735 DEBUG(level
+1, "%s", u
.pattern
->c_str());
4739 u
.pstring
->dump(level
+1);
4742 case VALUE_LIST_ALL_FROM
:
4743 u
.all_from
->dump(level
+1);
4748 if (length_restriction
) length_restriction
->dump(level
+ 1);
4751 bool Template::has_allfrom() const
4752 { // the code generation of all from is not fully implemented. This helps avoid of using it.
4753 if (templatetype
!= TEMPLATE_LIST
) FATAL_ERROR("has_allfrom(): Templatetype shall be TEMPLATE_LIST");
4754 size_t nof_ts
= u
.templates
->get_nof_ts();
4755 for (size_t i
= 0; i
< nof_ts
; i
++) {
4756 if (u
.templates
->get_t_byIndex(i
)->templatetype
== ALL_FROM
) {
4763 // =================================
4764 // ===== TemplateInstance
4765 // =================================
4767 TemplateInstance::TemplateInstance(const TemplateInstance
& p
)
4768 : Node(p
), Location(p
)
4770 type
= p
.type
? p
.type
->clone() : 0;
4771 derived_reference
= p
.derived_reference
? p
.derived_reference
->clone() : 0;
4772 template_body
= p
.template_body
->clone();
4775 TemplateInstance::TemplateInstance(Type
*p_type
, Ref_base
*p_ref
,
4776 Template
*p_body
) : Node(), Location(), type(p_type
),
4777 derived_reference(p_ref
), template_body(p_body
)
4779 if (!p_body
) FATAL_ERROR("TemplateInstance::TemplateInstance()");
4780 if (type
) type
->set_ownertype(Type::OT_TEMPLATE_INST
, this);
4783 TemplateInstance::~TemplateInstance()
4786 delete derived_reference
;
4787 delete template_body
;
4790 void TemplateInstance::release()
4793 derived_reference
= 0;
4797 TemplateInstance
*TemplateInstance::clone() const
4799 return new TemplateInstance(*this);
4802 void TemplateInstance::set_fullname(const string
& p_fullname
)
4804 Node::set_fullname(p_fullname
);
4805 if (type
) type
->set_fullname(p_fullname
+ ".<type>");
4806 if (derived_reference
)
4807 derived_reference
->set_fullname(p_fullname
+ ".<derived_reference>");
4808 template_body
->set_fullname(p_fullname
);
4811 void TemplateInstance::set_my_scope(Scope
*p_scope
)
4813 if (type
) type
->set_my_scope(p_scope
);
4814 if (derived_reference
) derived_reference
->set_my_scope(p_scope
);
4815 template_body
->set_my_scope(p_scope
);
4818 Type::typetype_t
TemplateInstance::get_expr_returntype
4819 (Type::expected_value_t exp_val
)
4821 Type
*t
= get_expr_governor(exp_val
);
4822 if (t
) return t
->get_type_refd_last()->get_typetype_ttcn3();
4823 else return template_body
->get_expr_returntype(exp_val
);
4826 Type
*TemplateInstance::get_expr_governor(Type::expected_value_t exp_val
)
4828 if (type
) return type
;
4829 if (derived_reference
) {
4830 Type
*ret_val
= chk_DerivedRef(0);
4831 if (ret_val
) return ret_val
;
4833 return template_body
->get_expr_governor(exp_val
);
4836 void TemplateInstance::chk(Type
*governor
)
4838 if (!governor
) FATAL_ERROR("TemplateInstance::chk()");
4839 governor
= chk_Type(governor
);
4840 governor
= chk_DerivedRef(governor
);
4841 template_body
->set_my_governor(governor
);
4842 governor
->chk_this_template_ref(template_body
);
4843 governor
->chk_this_template_generic(template_body
,
4844 (derived_reference
!= 0 ? INCOMPLETE_ALLOWED
: INCOMPLETE_NOT_ALLOWED
),
4845 OMIT_ALLOWED
, ANY_OR_OMIT_ALLOWED
, SUB_CHK
, NOT_IMPLICIT_OMIT
, 0);
4848 Type
*TemplateInstance::chk_Type(Type
*governor
)
4850 if (!type
) return governor
;
4852 Error_Context
cntxt(type
, "In explicit type specification");
4855 TypeCompatInfo
info(template_body
->get_template_refd_last()
4856 ->get_my_scope()->get_scope_mod(), governor
, type
,
4860 if (!governor
) return type
;
4861 else if (governor
->is_compatible(type
, &info
, &l_chain
, &r_chain
, true)) {
4864 if (info
.is_subtype_error()) {
4865 type
->error("%s", info
.get_subtype_error().c_str());
4867 if (!info
.is_erroneous()) {
4868 type
->error("Incompatible explicit type specification: `%s' was "
4869 "expected instead of `%s'",
4870 governor
->get_typename().c_str(),
4871 type
->get_typename().c_str());
4873 type
->error("%s", info
.get_error_str_str().c_str());
4879 Type
*TemplateInstance::chk_DerivedRef(Type
*governor
)
4881 if (!derived_reference
) return governor
;
4882 Error_Context
cntxt(derived_reference
, "In derived reference");
4883 Common::Assignment
*ass
= derived_reference
->get_refd_assignment();
4884 // the base template reference must not have sub-references
4885 if (derived_reference
->get_subrefs())
4886 FATAL_ERROR("TemplateInstance::chk_DerivedRef()");
4887 bool set_bt
= false;
4888 if (!ass
) goto error
;
4889 switch (ass
->get_asstype()) {
4890 case Common::Assignment::A_TEMPLATE
:
4893 case Common::Assignment::A_MODULEPAR_TEMP
:
4894 case Common::Assignment::A_VAR_TEMPLATE
:
4895 case Common::Assignment::A_PAR_TEMPL_IN
:
4896 case Common::Assignment::A_PAR_TEMPL_OUT
:
4897 case Common::Assignment::A_PAR_TEMPL_INOUT
:
4898 case Common::Assignment::A_FUNCTION_RTEMP
:
4899 case Common::Assignment::A_EXT_FUNCTION_RTEMP
: {
4900 if (!governor
) governor
= type
;
4901 Type
*base_template_type
= ass
->get_Type();
4903 TypeCompatInfo
info(template_body
->get_template_refd_last()
4904 ->get_my_scope()->get_scope_mod(), governor
, type
,
4908 if (!governor
->is_compatible(base_template_type
, &info
, &l_chain
,
4910 if (info
.is_subtype_error()) {
4911 derived_reference
->error("%s", info
.get_subtype_error().c_str());
4913 if (!info
.is_erroneous()) {
4914 derived_reference
->error("Base template `%s' has incompatible "
4915 "type: `%s' was expected instead of `%s'",
4916 ass
->get_fullname().c_str(),
4917 governor
->get_typename().c_str(),
4918 base_template_type
->get_typename().c_str());
4920 derived_reference
->error("%s", info
.get_error_str_str().c_str());
4922 // if explicit type specification is omitted
4923 // check the template body against the type of the base template
4924 if (!type
) governor
= base_template_type
;
4927 if (info
.needs_conversion())
4928 template_body
->set_needs_conversion();
4930 } else governor
= base_template_type
;
4933 derived_reference
->error("Reference to a template was expected instead "
4934 "of %s", ass
->get_description().c_str());
4937 if (set_bt
) template_body
->set_base_template(ass
->get_Template());
4940 // drop the erroneous derived_reference to avoid further errors
4941 delete derived_reference
;
4942 derived_reference
= 0;
4946 void TemplateInstance::chk_recursions(ReferenceChain
& refch
)
4948 template_body
->chk_recursions(refch
);
4951 bool TemplateInstance::is_string_type(Type::expected_value_t exp_val
)
4953 switch (get_expr_returntype(exp_val
)) {
4965 bool TemplateInstance::chk_restriction(const char* definition_name
,
4966 template_restriction_t template_restriction
, const Location
* usage_loc
)
4968 bool needs_runtime_check
= false;
4969 if (derived_reference
) // if modified
4971 Common::Assignment
*ass
= derived_reference
->get_refd_assignment();
4972 switch (ass
->get_asstype()) {
4973 case Common::Assignment::A_TEMPLATE
:
4974 // already added to template_body as base template by chk_DerivedRef()
4975 needs_runtime_check
= template_body
->chk_restriction(
4976 definition_name
, template_restriction
, usage_loc
);
4978 case Common::Assignment::A_MODULEPAR_TEMP
:
4979 case Common::Assignment::A_VAR_TEMPLATE
:
4980 case Common::Assignment::A_EXT_FUNCTION_RTEMP
:
4981 case Common::Assignment::A_FUNCTION_RTEMP
:
4982 case Common::Assignment::A_PAR_TEMPL_IN
:
4983 case Common::Assignment::A_PAR_TEMPL_OUT
:
4984 case Common::Assignment::A_PAR_TEMPL_INOUT
: {
4985 // create a temporary Template to be added as the base template and
4986 // check, remove and delete after checked
4987 if (template_body
->get_base_template())
4988 FATAL_ERROR("TemplateInstance::chk_restriction()");
4989 template_body
->set_base_template(new Template(derived_reference
));
4990 needs_runtime_check
= template_body
->chk_restriction(
4991 definition_name
, template_restriction
, usage_loc
);
4992 delete template_body
->get_base_template();
4993 template_body
->set_base_template(0);
4999 needs_runtime_check
= template_body
->chk_restriction(definition_name
,
5000 template_restriction
, usage_loc
);
5002 return needs_runtime_check
;
5005 bool TemplateInstance::has_single_expr()
5007 if (derived_reference
) return false;
5008 else if (type
) return false;
5009 else return template_body
->has_single_expr();
5012 void TemplateInstance::set_code_section(
5013 GovernedSimple::code_section_t p_code_section
)
5015 if (derived_reference
) derived_reference
->set_code_section(p_code_section
);
5016 template_body
->set_code_section(p_code_section
);
5019 bool TemplateInstance::needs_temp_ref()
5021 if (template_body
->get_templatetype() != Template::SPECIFIC_VALUE
)
5023 Value
*val
= template_body
->get_specific_value();
5024 if (val
->get_valuetype() == Value::V_REFD
) {
5025 FieldOrArrayRefs
*refs
= val
->get_reference()->get_subrefs();
5026 if (!refs
) return false;
5027 // We need at least a 2-long reference chain. E.g. "a[0].b". 3.0.4
5028 // can't handle a normal reference following an indexed reference. The
5029 // indexed reference must be on the first place. Code like: "a.b[0].c"
5031 if (refs
->get_nof_refs() < 2
5032 || refs
->get_ref(0)->get_type() != FieldOrArrayRef::ARRAY_REF
)
5040 void TemplateInstance::generate_code(expression_struct
*expr
,
5041 template_restriction_t template_restriction
)
5043 if (derived_reference
) {
5044 // preserve the target expression
5045 char *expr_backup
= expr
->expr
;
5046 // reset the space for the target expression
5048 derived_reference
->generate_code(expr
);
5049 // now the C++ equivalent of the base template reference is in expr->expr
5050 const string
& tmp_id
= template_body
->get_temporary_id();
5051 const char *tmp_id_str
= tmp_id
.c_str();
5052 // create a temporary variable and copy the contents of base template
5054 expr
->preamble
= mputprintf(expr
->preamble
, "%s %s(%s);\n",
5055 template_body
->get_my_governor()->get_genname_template(
5056 template_body
->get_my_scope()).c_str(), tmp_id_str
, expr
->expr
);
5057 // perform the modifications on the temporary variable
5058 expr
->preamble
= template_body
->generate_code_init(expr
->preamble
,
5060 // runtime template restriction check
5061 if (template_restriction
!=TR_NONE
)
5062 expr
->preamble
= Template::generate_restriction_check_code(
5063 expr
->preamble
, tmp_id_str
, template_restriction
);
5064 // the base template reference is no longer needed
5066 // restore the target expression append the name of the temporary
5068 expr
->expr
= mputstr(expr_backup
, tmp_id_str
);
5069 } else template_body
->generate_code_expr(expr
, template_restriction
);
5072 char *TemplateInstance::rearrange_init_code(char *str
, Common::Module
* usage_mod
)
5074 if (derived_reference
) {
5075 ActualParList
*actual_parlist
= derived_reference
->get_parlist();
5076 Common::Assignment
*ass
= derived_reference
->get_refd_assignment();
5077 if (!ass
) FATAL_ERROR("TemplateInstance::rearrange_init_code()");
5078 if (actual_parlist
) str
= actual_parlist
->rearrange_init_code(str
, usage_mod
);
5079 if (ass
->get_asstype() == Common::Assignment::A_TEMPLATE
) {
5080 Template
*t
= ass
->get_Template();
5081 FormalParList
*formal_parlist
= ass
->get_FormalParList();
5082 if (formal_parlist
) {
5083 // the referred template is parameterized
5084 // the embedded referenced templates shall be visited
5085 str
= t
->rearrange_init_code(str
, usage_mod
);
5086 // the constants used for default values have to be initialized now
5087 if (ass
->get_my_scope()->get_scope_mod_gen() == usage_mod
) {
5088 str
= formal_parlist
->generate_code_defval(str
);
5091 // the referred template is not parameterized
5092 // its entire body has to be initialized now
5093 if (ass
->get_my_scope()->get_scope_mod_gen() == usage_mod
) {
5094 str
= t
->generate_code_init(str
, t
->get_lhs_name().c_str());
5099 str
= template_body
->rearrange_init_code(str
, usage_mod
);
5103 void TemplateInstance::append_stringRepr(string
& str
) const
5106 str
+= type
->get_typename();
5109 if (derived_reference
) {
5111 str
+= derived_reference
->get_dispname();
5114 str
+= template_body
->get_stringRepr();
5117 void TemplateInstance::dump(unsigned level
) const
5120 DEBUG(level
, "type:");
5121 type
->dump(level
+ 1);
5123 if (derived_reference
) {
5124 DEBUG(level
, "modifies:");
5125 derived_reference
->dump(level
+ 1);
5127 template_body
->dump(level
);
5130 Value
* TemplateInstance::get_specific_value() const
5132 if (type
) return NULL
;
5133 if (derived_reference
) return NULL
;
5134 if (template_body
->is_length_restricted() || template_body
->get_ifpresent())
5136 if (template_body
->get_templatetype()!=Template::SPECIFIC_VALUE
) return NULL
;
5137 return template_body
->get_specific_value();
5140 Def_Template
* TemplateInstance::get_Referenced_Base_Template()
5141 { // it may return 0
5142 if (!get_Template()) return NULL
;
5143 Ttcn::Template::templatetype_t tpt
= get_Template()->get_templatetype();
5144 if (Ttcn::Template::TEMPLATE_REFD
!= tpt
) return NULL
;
5145 Ttcn::Ref_base
* refbase
= get_Template()->get_reference();
5146 Ttcn::Reference
* ref
= dynamic_cast<Ttcn::Reference
*>(refbase
);
5147 if (!ref
) return NULL
;
5148 Common::Assignment
* ass
= ref
->get_refd_assignment();
5149 Ttcn::Definition
* def
= dynamic_cast<Ttcn::Definition
*>(ass
);
5150 if (!def
) return NULL
;
5151 Ttcn::Def_Template
* deftemp
= dynamic_cast<Ttcn::Def_Template
*>(def
);
5152 if (!deftemp
) return NULL
;