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• Parse-timeunits

Vl-parse-timeprecisiondecl

Matches 'timeprecision' time_literal ';' .

Signature

(vl-parse-timeprecisiondecl &key (tokstream 'tokstream) 
                            (config 'config)) 
 
  → 
(mv errmsg? value new-tokstream)

Arguments

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

Definitions and Theorems

Function: vl-parse-timeprecisiondecl-fn

(defun vl-parse-timeprecisiondecl-fn (tokstream config)
 (declare (xargs :stobjs (tokstream)))
 (declare (xargs :guard (vl-loadconfig-p config)))
 (declare (ignorable config))
 (let ((__function__ 'vl-parse-timeprecisiondecl))
   (declare (ignorable __function__))
   (seq tokstream
        (kwd := (vl-match-token :vl-kwd-timeprecision))
        (precision := (vl-parse-timeliteral))
        (:= (vl-match-token :vl-semi))
        (return (make-vl-timeprecisiondecl :loc (vl-token->loc kwd)
                                           :precision precision)))))

Theorem: vl-parse-timeprecisiondecl-fails-gracefully

(defthm vl-parse-timeprecisiondecl-fails-gracefully
  (implies (mv-nth 0 (vl-parse-timeprecisiondecl))
           (not (mv-nth 1 (vl-parse-timeprecisiondecl)))))

Theorem: vl-warning-p-of-vl-parse-timeprecisiondecl

(defthm vl-warning-p-of-vl-parse-timeprecisiondecl
  (iff (vl-warning-p (mv-nth 0 (vl-parse-timeprecisiondecl)))
       (mv-nth 0 (vl-parse-timeprecisiondecl))))

Theorem: vl-parse-timeprecisiondecl-result

(defthm vl-parse-timeprecisiondecl-result
 (implies
  (and t)
  (equal
    (vl-timeprecisiondecl-p (mv-nth 1 (vl-parse-timeprecisiondecl)))
    (not (mv-nth 0 (vl-parse-timeprecisiondecl))))))

Theorem: vl-parse-timeprecisiondecl-count-strong

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