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• Sv-non-ansi-portdecls

Vl-parse-port-declaration-noatts-2012

Matches the rest of any port_declaration, after the attributes.

Signature

(vl-parse-port-declaration-noatts-2012 
     atts &key (tokstream 'tokstream) 
     (config 'config)) 
 
  → 
(mv errmsg? value new-tokstream)

Arguments

config — Guard (vl-loadconfig-p config).

BOZO many, many subtle questions here about the net types we're supposed to use here. See the comments.

Definitions and Theorems

Function: vl-parse-port-declaration-noatts-2012-fn

(defun vl-parse-port-declaration-noatts-2012-fn
       (atts tokstream config)
 (declare (xargs :stobjs (tokstream)))
 (declare (xargs :guard (vl-loadconfig-p config)))
 (declare (ignorable config))
 (declare (xargs :guard (vl-atts-p atts)))
 (let ((__function__ 'vl-parse-port-declaration-noatts-2012))
  (declare (ignorable __function__))
  (seq
   tokstream
   (when
    (vl-is-token? :vl-kwd-inout)
    (:= (vl-match))
    (head := (vl-parse-port-declaration-head-2012))
    (when
     (vl-parsed-portdecl-head->var-p head)
     (return-raw
      (vl-parse-error
       "Inout ports cannot have variable types, they must be nets.")))
    (pids := (vl-parse-list-of-port-identifiers))
    (return
       (b* (((vl-parsed-portdecl-head head)))
         (vl-make-ports-and-maybe-nets
              pids
              :dir :vl-inout
              :nettype (or head.nettype :vl-wire)
              :type head.type
              :complete-p (vl-parsed-portdecl-head->complete-p head)
              :atts atts))))
   (when
    (vl-is-token? :vl-kwd-input)
    (:= (vl-match))
    (head := (vl-parse-port-declaration-head-2012))
    (pids := (vl-parse-list-of-port-identifiers))
    (return
       (b* (((vl-parsed-portdecl-head head)))
         (vl-make-ports-and-maybe-nets
              pids :dir :vl-input :nettype
              (if head.var-p nil
                (or head.nettype :vl-wire))
              :type head.type
              :complete-p (vl-parsed-portdecl-head->complete-p head)
              :atts atts))))
   (when
    (vl-is-token? :vl-kwd-output)
    (:= (vl-match))
    (head := (vl-parse-port-declaration-head-2012))
    (pids := (vl-parse-list-of-port-identifiers))
    (return
       (b* (((vl-parsed-portdecl-head head)))
         (vl-make-ports-and-maybe-nets
              pids
              :dir :vl-output
              :nettype (cond (head.var-p nil)
                             (head.nettype head.nettype)
                             (head.explicit-p nil)
                             (t :vl-wire))
              :type head.type
              :complete-p (vl-parsed-portdecl-head->complete-p head)
              :atts atts))))
   (when
    (vl-is-token? :vl-kwd-ref)
    (return-raw
        (vl-parse-error "BOZO ref ports are not yet implemented.")))
   (:= (vl-match-token :vl-idtoken))
   (return-raw
        (vl-parse-error
             "BOZO interface ports are not yet implemented.")))))

Theorem: vl-parse-port-declaration-noatts-2012-fails-gracefully

(defthm vl-parse-port-declaration-noatts-2012-fails-gracefully
  (implies
       (mv-nth 0
               (vl-parse-port-declaration-noatts-2012 atts))
       (not (mv-nth 1
                    (vl-parse-port-declaration-noatts-2012 atts)))))

Theorem: vl-warning-p-of-vl-parse-port-declaration-noatts-2012

(defthm vl-warning-p-of-vl-parse-port-declaration-noatts-2012
  (iff (vl-warning-p
            (mv-nth 0
                    (vl-parse-port-declaration-noatts-2012 atts)))
       (mv-nth 0
               (vl-parse-port-declaration-noatts-2012 atts))))

Theorem: vl-parse-port-declaration-noatts-2012-result

(defthm vl-parse-port-declaration-noatts-2012-result
 (implies
  (and (force (vl-atts-p atts)))
  (equal
      (consp (mv-nth 1
                     (vl-parse-port-declaration-noatts-2012 atts)))
      (not (mv-nth 0
                   (vl-parse-port-declaration-noatts-2012 atts))))))

Theorem: vl-parse-port-declaration-noatts-2012-count-strong

(defthm vl-parse-port-declaration-noatts-2012-count-strong
 (and
  (<= (vl-tokstream-measure
           :tokstream
           (mv-nth 2
                   (vl-parse-port-declaration-noatts-2012 atts)))
      (vl-tokstream-measure))
  (implies
      (not (mv-nth 0
                   (vl-parse-port-declaration-noatts-2012 atts)))
      (< (vl-tokstream-measure
              :tokstream
              (mv-nth 2
                      (vl-parse-port-declaration-noatts-2012 atts)))
         (vl-tokstream-measure))))
 :rule-classes ((:rewrite) (:linear)))

Theorem: true-listp-of-vl-parse-port-declaration-noatts-2012-1

(defthm true-listp-of-vl-parse-port-declaration-noatts-2012-1
  (true-listp
       (car (mv-nth 1
                    (vl-parse-port-declaration-noatts-2012 atts))))
  :rule-classes :type-prescription)

Theorem: true-listp-of-vl-parse-port-declaration-noatts-2012-2

(defthm true-listp-of-vl-parse-port-declaration-noatts-2012-2
  (true-listp
       (cdr (mv-nth 1
                    (vl-parse-port-declaration-noatts-2012 atts))))
  :rule-classes :type-prescription)

Theorem: vl-parse-port-declaration-noatts-2012-basics

(defthm vl-parse-port-declaration-noatts-2012-basics
 (and
  (vl-portdecllist-p
       (car (mv-nth 1
                    (vl-parse-port-declaration-noatts-2012 atts))))
  (vl-vardecllist-p
      (cdr (mv-nth 1
                   (vl-parse-port-declaration-noatts-2012 atts))))))