Fix for pr3527022.
This patch adds support for an explicit range or type in a parameter declaration that is part of a module parameter port list.
This commit is contained in:
Martin Whitaker
Stephen Williams
parent
2d0c786bfb
commit
f7ba954ef7
194
parse.y
194
parse.y
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@ -1833,8 +1833,8 @@ block_item_decl
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{ pform_make_events($2, @1.text, @1.first_line);
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}
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| K_parameter parameter_assign_decl ';'
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| K_localparam localparam_assign_decl ';'
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| K_parameter param_type parameter_assign_list ';'
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| K_localparam param_type localparam_assign_list ';'
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/* Blocks can have type declarations. */
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@ -1853,15 +1853,15 @@ block_item_decl
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yyerrok;
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}
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| K_parameter error ';'
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{ yyerror(@1, "error: syntax error in parameter list.");
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yyerrok;
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}
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| K_localparam error ';'
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{ yyerror(@1, "error: syntax error localparam list.");
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yyerrok;
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}
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;
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| K_parameter error ';'
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{ yyerror(@1, "error: syntax error in parameter list.");
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yyerrok;
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}
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| K_localparam error ';'
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{ yyerror(@1, "error: syntax error localparam list.");
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yyerrok;
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}
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;
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block_item_decls
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: block_item_decl
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@ -3932,9 +3932,9 @@ module_parameter_port_list_opt
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;
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module_parameter_port_list
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: K_parameter parameter_assign
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: K_parameter param_type parameter_assign
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| module_parameter_port_list ',' parameter_assign
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| module_parameter_port_list ',' K_parameter parameter_assign
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| module_parameter_port_list ',' K_parameter param_type parameter_assign
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;
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module_item
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@ -4474,19 +4474,15 @@ var_type
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: K_reg { $$ = NetNet::REG; }
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;
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/* In this rule we have matched the "parameter" keyword. The rule
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generates a type (optional) and a list of assignments. */
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parameter_assign_decl
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: parameter_assign_list
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| range
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{ param_active_range = $1;
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param_type
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:
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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parameter_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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| range
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{ param_active_range = $1;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| K_signed
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@ -4494,67 +4490,47 @@ parameter_assign_decl
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param_active_signed = true;
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param_active_type = IVL_VT_LOGIC;
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}
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parameter_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| K_signed range
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{ param_active_range = $2;
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param_active_signed = true;
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param_active_type = IVL_VT_LOGIC;
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}
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parameter_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| K_integer
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{ param_active_range = make_range_from_width(integer_width);
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param_active_signed = true;
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param_active_type = IVL_VT_LOGIC;
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}
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parameter_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| K_time
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{ param_active_range = make_range_from_width(64);
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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parameter_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| real_or_realtime
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{ param_active_range = 0;
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param_active_signed = true;
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param_active_type = IVL_VT_REAL;
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}
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parameter_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| atom2_type
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{ param_active_range = make_range_from_width($1);
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param_active_signed = true;
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param_active_type = IVL_VT_BOOL;
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}
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parameter_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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;
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/* parameter and localparam assignment lists are broken into
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separate BNF so that I can call slightly different parameter
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handling code. localparams parse the same as parameters, they
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just behave differently when someone tries to override them. */
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parameter_assign_list
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: parameter_assign
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| parameter_assign_list ',' parameter_assign
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;
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: parameter_assign
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| parameter_assign_list ',' parameter_assign
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;
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localparam_assign_list
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: localparam_assign
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| localparam_assign_list ',' localparam_assign
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;
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parameter_assign
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: IDENTIFIER '=' expression parameter_value_ranges_opt
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@ -4565,6 +4541,15 @@ parameter_assign
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}
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;
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localparam_assign
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: IDENTIFIER '=' expression
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{ PExpr*tmp = $3;
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pform_set_localparam(@1, lex_strings.make($1), param_active_type,
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param_active_signed, param_active_range, tmp);
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delete[]$1;
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}
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;
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parameter_value_ranges_opt : parameter_value_ranges { $$ = $1; } | { $$ = 0; } ;
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parameter_value_ranges
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@ -4596,103 +4581,6 @@ value_range_expression
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from_exclude : K_from { $$ = false; } | K_exclude { $$ = true; } ;
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/* Localparam assignments and assignment lists are broken into
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separate BNF so that I can call slightly different parameter
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handling code. They parse the same as parameters, they just
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behave differently when someone tries to override them. */
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localparam_assign
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: IDENTIFIER '=' expression
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{ PExpr*tmp = $3;
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pform_set_localparam(@1, lex_strings.make($1),
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param_active_type,
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param_active_signed,
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param_active_range, tmp);
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delete[]$1;
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}
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;
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localparam_assign_decl
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: localparam_assign_list
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| range
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{ param_active_range = $1;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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localparam_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| K_signed
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{ param_active_range = 0;
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param_active_signed = true;
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param_active_type = IVL_VT_LOGIC;
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}
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localparam_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| K_signed range
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{ param_active_range = $2;
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param_active_signed = true;
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param_active_type = IVL_VT_LOGIC;
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}
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localparam_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| K_integer
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{ param_active_range = make_range_from_width(integer_width);
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param_active_signed = true;
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param_active_type = IVL_VT_LOGIC;
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}
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localparam_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| K_time
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{ param_active_range = make_range_from_width(64);
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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localparam_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| real_or_realtime
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{ param_active_range = 0;
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param_active_signed = true;
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param_active_type = IVL_VT_REAL;
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}
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localparam_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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| atom2_type
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{ param_active_range = make_range_from_width($1);
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param_active_signed = true;
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param_active_type = IVL_VT_BOOL;
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}
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localparam_assign_list
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{ param_active_range = 0;
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param_active_signed = false;
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param_active_type = IVL_VT_LOGIC;
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}
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;
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localparam_assign_list
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: localparam_assign
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| localparam_assign_list ',' localparam_assign
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;
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/* The parameters of a module instance can be overridden by writing
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a list of expressions in a syntax much like a delay list. (The
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difference being the list can have any length.) The pform that
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