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Value

Value-kind

Get the kind (tag) of a value structure.

Signature
(value-kind x) → kind
Arguments: x — Guard (valuep x).

Definitions and Theorems

Function: value-kind$inline

(defun value-kind$inline (x)
  (declare (xargs :guard (valuep x)))
  (let ((__function__ 'value-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((or (atom x) (eq (car x) :uchar))
                       :uchar)
                      ((eq (car x) :schar) :schar)
                      ((eq (car x) :ushort) :ushort)
                      ((eq (car x) :sshort) :sshort)
                      ((eq (car x) :uint) :uint)
                      ((eq (car x) :sint) :sint)
                      ((eq (car x) :ulong) :ulong)
                      ((eq (car x) :slong) :slong)
                      ((eq (car x) :ullong) :ullong)
                      ((eq (car x) :sllong) :sllong)
                      ((eq (car x) :pointer) :pointer)
                      ((eq (car x) :array) :array)
                      (t :struct))
         :exec (car x))))

Theorem: value-kind-possibilities

(defthm value-kind-possibilities
  (or (equal (value-kind x) :uchar)
      (equal (value-kind x) :schar)
      (equal (value-kind x) :ushort)
      (equal (value-kind x) :sshort)
      (equal (value-kind x) :uint)
      (equal (value-kind x) :sint)
      (equal (value-kind x) :ulong)
      (equal (value-kind x) :slong)
      (equal (value-kind x) :ullong)
      (equal (value-kind x) :sllong)
      (equal (value-kind x) :pointer)
      (equal (value-kind x) :array)
      (equal (value-kind x) :struct))
  :rule-classes
  ((:forward-chaining :trigger-terms ((value-kind x)))))