(vl-parse-enum-base-type &key (tokstream 'tokstream) (config 'config)) → (mv errmsg? value new-tokstream)
Function:
(defun vl-parse-enum-base-type-fn (tokstream config) (declare (xargs :stobjs (tokstream))) (declare (xargs :guard (vl-loadconfig-p config))) (declare (ignorable config)) (let ((__function__ 'vl-parse-enum-base-type)) (declare (ignorable __function__)) (seq tokstream (when (vl-is-token? :vl-idtoken) (name := (vl-match)) (unless (vl-parsestate-is-user-defined-type-p (vl-idtoken->name name) (vl-tokstream->pstate)) (return-raw (vl-parse-error (cat "Not a known type: " (vl-idtoken->name name))))) (when (vl-is-token? :vl-lbrack) (dim := (vl-parse-packeddimension))) (return (make-vl-enumbasetype :kind (vl-idtoken->name name) :dim dim))) (when (vl-is-some-token? '(:vl-kwd-bit :vl-kwd-logic :vl-kwd-reg)) (type := (vl-match)) (when (vl-is-some-token? '(:vl-kwd-signed :vl-kwd-unsigned)) (signing := (vl-match))) (when (vl-is-token? :vl-lbrack) (dim := (vl-parse-packeddimension))) (return (make-vl-enumbasetype :kind (case (vl-token->type type) (:vl-kwd-bit :vl-bit) (:vl-kwd-logic :vl-logic) (:vl-kwd-reg :vl-reg)) :signedp (and signing (eq (vl-token->type signing) :vl-kwd-signed)) :dim dim))) (type := (vl-match-some-token '(:vl-kwd-byte :vl-kwd-shortint :vl-kwd-int :vl-kwd-longint :vl-kwd-integer :vl-kwd-time))) (when (vl-is-some-token? '(:vl-kwd-signed :vl-kwd-unsigned)) (signing := (vl-match))) (return (make-vl-enumbasetype :kind (case (vl-token->type type) (:vl-kwd-byte :vl-byte) (:vl-kwd-shortint :vl-shortint) (:vl-kwd-int :vl-int) (:vl-kwd-longint :vl-longint) (:vl-kwd-integer :vl-integer) (:vl-kwd-time :vl-time)) :signedp (cond (signing (eq (vl-token->type signing) :vl-kwd-signed)) ((eq (vl-token->type type) :vl-kwd-time) nil) (t t)) :dim nil)))))
Theorem:
(defthm vl-parse-enum-base-type-fails-gracefully (implies (mv-nth 0 (vl-parse-enum-base-type)) (not (mv-nth 1 (vl-parse-enum-base-type)))))
Theorem:
(defthm vl-warning-p-of-vl-parse-enum-base-type (iff (vl-warning-p (mv-nth 0 (vl-parse-enum-base-type))) (mv-nth 0 (vl-parse-enum-base-type))))
Theorem:
(defthm vl-parse-enum-base-type-result (implies (and t) (equal (vl-enumbasetype-p (mv-nth 1 (vl-parse-enum-base-type))) (not (mv-nth 0 (vl-parse-enum-base-type))))))
Theorem:
(defthm vl-parse-enum-base-type-count-strong (and (<= (vl-tokstream-measure :tokstream (mv-nth 2 (vl-parse-enum-base-type))) (vl-tokstream-measure)) (implies (not (mv-nth 0 (vl-parse-enum-base-type))) (< (vl-tokstream-measure :tokstream (mv-nth 2 (vl-parse-enum-base-type))) (vl-tokstream-measure)))) :rule-classes ((:rewrite) (:linear)))