		Search-engine friendly clone of the ACL2 documentation.

Ia32_eferbits-p

Recognizer for ia32_eferbits bit structures.

Function: ia32_eferbits-p$inline

(defun ia32_eferbits-p$inline (x)
  (declare (xargs :guard t))
  (mbe :logic (unsigned-byte-p 12 x)
       :exec (and (natp x) (< x 4096))))

Theorem: ia32_eferbits-p-when-unsigned-byte-p

(defthm ia32_eferbits-p-when-unsigned-byte-p
  (implies (unsigned-byte-p 12 x)
           (ia32_eferbits-p x)))

Theorem: unsigned-byte-p-when-ia32_eferbits-p

(defthm unsigned-byte-p-when-ia32_eferbits-p
  (implies (ia32_eferbits-p x)
           (unsigned-byte-p 12 x)))

Theorem: ia32_eferbits-p-compound-recognizer

(defthm ia32_eferbits-p-compound-recognizer
  (implies (ia32_eferbits-p x) (natp x))
  :rule-classes :compound-recognizer)