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Parse some more specify syntax.

This commit is contained in:
steve 1999-06-19 03:21:21 +00:00
parent 37b60a4c52
commit c01399fcda
2 changed files with 19 additions and 3 deletions
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4
lexor.lex
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/ */
#if !defined(WINNT) #if !defined(WINNT)
#ident "$Id: lexor.lex,v 1.24 1999/06/16 03:13:29 steve Exp $" #ident "$Id: lexor.lex,v 1.25 1999/06/19 03:21:21 steve Exp $"
#endif #endif
//# define YYSTYPE lexval //# define YYSTYPE lexval
@ -75,6 +75,8 @@ static verinum*make_unsized_hex(const char*txt);
">>" { return K_RS; } ">>" { return K_RS; }
"<=" { return K_LE; } "<=" { return K_LE; }
">=" { return K_GE; } ">=" { return K_GE; }
"=>" { return K_EG; }
"*>" { return K_SG; }
"==" { return K_EQ; } "==" { return K_EQ; }
"!=" { return K_NE; } "!=" { return K_NE; }
"===" { return K_CEQ; } "===" { return K_CEQ; }

18
parse.y
View File

@ -19,7 +19,7 @@
* Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
*/ */
#if !defined(WINNT) #if !defined(WINNT)
#ident "$Id: parse.y,v 1.44 1999/06/17 05:34:42 steve Exp $" #ident "$Id: parse.y,v 1.45 1999/06/19 03:21:21 steve Exp $"
#endif #endif
# include "parse_misc.h" # include "parse_misc.h"
@ -67,7 +67,7 @@ extern void lex_end_table();
%token <text> HIDENTIFIER IDENTIFIER PORTNAME SYSTEM_IDENTIFIER STRING %token <text> HIDENTIFIER IDENTIFIER PORTNAME SYSTEM_IDENTIFIER STRING
%token <number> NUMBER %token <number> NUMBER
%token <realtime> REALTIME %token <realtime> REALTIME
%token K_LE K_GE K_EQ K_NE K_CEQ K_CNE K_LS K_RS %token K_LE K_GE K_EG K_EQ K_NE K_CEQ K_CNE K_LS K_RS K_SG
%token K_LOR K_LAND K_NAND K_NOR K_NXOR %token K_LOR K_LAND K_NAND K_NOR K_NXOR
%token K_always K_and K_assign K_begin K_buf K_bufif0 K_bufif1 K_case %token K_always K_and K_assign K_begin K_buf K_bufif0 K_bufif1 K_case
%token K_casex K_casez K_cmos K_deassign K_default K_defparam K_disable %token K_casex K_casez K_cmos K_deassign K_default K_defparam K_disable
@ -629,11 +629,14 @@ expr_primary
func_body func_body
: function_item_list statement : function_item_list statement
| function_item_list
{ yyerror(@1, "function body has no statement."); }
; ;
function_item function_item
: K_input range_opt list_of_variables ';' : K_input range_opt list_of_variables ';'
| K_reg range_opt list_of_variables ';' | K_reg range_opt list_of_variables ';'
| K_integer list_of_variables ';'
; ;
function_item_list function_item_list
@ -1207,6 +1210,10 @@ register_variable_list
specify_item specify_item
: K_specparam specparam_list ';' : K_specparam specparam_list ';'
| specify_simple_path '=' '(' expression_list ')' ';'
{ yyerror(@1, "Sorry, specify path declarations not supported.");
delete $4;
}
; ;
specify_item_list specify_item_list
@ -1214,6 +1221,11 @@ specify_item_list
| specify_item_list specify_item | specify_item_list specify_item
; ;
specify_simple_path
: '(' IDENTIFIER spec_polarity K_EG IDENTIFIER ')'
| '(' IDENTIFIER spec_polarity K_SG IDENTIFIER ')'
;
specparam specparam
: IDENTIFIER '=' expression : IDENTIFIER '=' expression
{ yyerror(@1, "Sorry, specparam assignments not supported."); { yyerror(@1, "Sorry, specparam assignments not supported.");
@ -1227,6 +1239,8 @@ specparam_list
| specparam_list ',' specparam | specparam_list ',' specparam
; ;
spec_polarity: '+' | '-' | ;
statement statement
: K_assign lavalue '=' expression ';' : K_assign lavalue '=' expression ';'
{ yyerror(@1, "Sorry, procedural continuous assign not supported."); { yyerror(@1, "Sorry, procedural continuous assign not supported.");