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12 changes: 12 additions & 0 deletions regression/smv/modules/parameters1.desc
Original file line number Diff line number Diff line change
@@ -0,0 +1,12 @@
CORE
parameters1.smv
--show-parse
^ PARAMETERS:$
^ pa$
^ pb$
^ pc$
^EXIT=0$
^SIGNAL=0$
--
^warning: ignoring
--
3 changes: 3 additions & 0 deletions regression/smv/modules/parameters1.smv
Original file line number Diff line number Diff line change
@@ -0,0 +1,3 @@
MODULE main

MODULE my-module(pa, pb, pc)
33 changes: 26 additions & 7 deletions src/smvlang/parser.y
Original file line number Diff line number Diff line change
Expand Up @@ -175,12 +175,15 @@ Function: new_module

\*******************************************************************/

static void new_module(YYSTYPE &module)
static smv_parse_treet::modulet &new_module(YYSTYPE &module_name)
{
const std::string name=smv_module_symbol(stack_expr(module).id_string());
PARSER.module=&PARSER.parse_tree.modules[name];
PARSER.module->name=name;
PARSER.module->base_name=stack_expr(module).id_string();
auto base_name = stack_expr(module_name).id_string();
const std::string identifier=smv_module_symbol(base_name);
auto &module=PARSER.parse_tree.modules[identifier];
module.name = identifier;
module.base_name = base_name;
PARSER.module = &module;
return module;
}

/*------------------------------------------------------------------------*/
Expand Down Expand Up @@ -356,7 +359,11 @@ module_name: IDENTIFIER_Token
;

module_head: MODULE_Token module_name { new_module($2); }
| MODULE_Token module_name { new_module($2); } '(' module_parameters_opt ')'
| MODULE_Token module_name '(' module_parameters_opt ')'
{
auto &module = new_module($2);
module.parameters = stack_expr($4);
}
;

module_body: /* optional */
Expand Down Expand Up @@ -566,10 +573,22 @@ module_parameter: identifier

module_parameters:
module_parameter
{
init($$);
mto($$, $1);
}
| module_parameters ',' module_parameter
{
$$ = $1;
mto($$, $3);
}
;

module_parameters_opt: /* empty */
module_parameters_opt:
/* empty */
{
init($$);
}
| module_parameters
;

Expand Down
7 changes: 7 additions & 0 deletions src/smvlang/smv_language.cpp
Original file line number Diff line number Diff line change
Expand Up @@ -134,6 +134,13 @@ void smv_languaget::show_parse(std::ostream &out, message_handlert &)
const smv_parse_treet::modulet &module=it->second;
out << "Module: " << module.name << std::endl << std::endl;

out << " PARAMETERS:\n";

for(auto &parameter : module.parameters.get_sub())
out << " " << parameter.id() << '\n';

out << '\n';

out << " VARIABLES:" << std::endl;

for(smv_parse_treet::mc_varst::const_iterator it=module.vars.begin();
Expand Down
3 changes: 2 additions & 1 deletion src/smvlang/smv_parse_tree.h
Original file line number Diff line number Diff line change
Expand Up @@ -37,7 +37,8 @@ class smv_parse_treet
struct modulet
{
irep_idt name, base_name;

irept parameters;

struct itemt
{
enum item_typet
Expand Down
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