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Blind support for "integer foreign" attributes. (Stefan Theide) 

Allows iverilog to parse attribute like syntax that a common
simuator puts into automatically generated verilog code. This
syntax cannot be found in any of the IEEE standards.
This commit is contained in:
Stephen Williams 2009-02-23 16:37:34 -08:00
parent 64e85304b5
commit f1e702bdd5
1 changed files with 8 additions and 2 deletions
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parse.y
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@ -266,7 +266,7 @@ static PECallFunction*make_call_function(perm_string tn, PExpr*arg1, PExpr*arg2)
%type <mport> port port_opt port_reference port_reference_list
%type <mport> port_declaration
%type <mports> list_of_ports module_port_list_opt list_of_port_declarations
%type <mports> list_of_ports module_port_list_opt list_of_port_declarations module_attribute_foreign
%type <value_range> parameter_value_range parameter_value_ranges
%type <value_range> parameter_value_ranges_opt
%type <expr> value_range_expression
@ -1871,7 +1871,8 @@ cont_assign_list
module : attribute_list_opt module_start IDENTIFIER
{ pform_startmodule($3, @2.text, @2.first_line, $1); }
module_parameter_port_list_opt
module_port_list_opt ';'
module_port_list_opt
module_attribute_foreign ';'
{ pform_module_set_ports($6); }
module_item_list_opt
K_endmodule
@ -1883,6 +1884,11 @@ module : attribute_list_opt module_start IDENTIFIER
module_start : K_module | K_macromodule ;
module_attribute_foreign
: K_PSTAR IDENTIFIER K_integer IDENTIFIER '=' STRING ';' K_STARP { $$ = 0; }
| { $$ = 0; }
;
module_port_list_opt
: '(' list_of_ports ')' { $$ = $2; }
| '(' list_of_port_declarations ')' { $$ = $2; }