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Op-imms-funct

Op-imms-funct-kind

Get the kind (tag) of a op-imms-funct structure.

Signature
(op-imms-funct-kind x) → kind
Arguments: x — Guard (op-imms-funct-p x).

Definitions and Theorems

Function: op-imms-funct-kind$inline

(defun op-imms-funct-kind$inline (x)
  (declare (xargs :guard (op-imms-funct-p x)))
  (let ((__function__ 'op-imms-funct-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((or (atom x) (eq (car x) :slli)) :slli)
                      ((eq (car x) :srli) :srli)
                      (t :srai))
         :exec (car x))))

Theorem: op-imms-funct-kind-possibilities

(defthm op-imms-funct-kind-possibilities
  (or (equal (op-imms-funct-kind x) :slli)
      (equal (op-imms-funct-kind x) :srli)
      (equal (op-imms-funct-kind x) :srai))
  :rule-classes
  ((:forward-chaining :trigger-terms ((op-imms-funct-kind x)))))