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Unop-alignof

Unop-alignof->uscores

Get the uscores field from a unop-alignof.

Signature
(unop-alignof->uscores x) → uscores
Arguments: x — Guard (unopp x).
Returns: uscores — Type (keyword-uscores-p uscores).

This is an ordinary field accessor created by fty::defprod.

Definitions and Theorems

Function: unop-alignof->uscores$inline

(defun unop-alignof->uscores$inline (x)
  (declare (xargs :guard (unopp x)))
  (declare (xargs :guard (equal (unop-kind x) :alignof)))
  (mbe :logic
       (b* ((x (and (equal (unop-kind x) :alignof) x)))
         (keyword-uscores-fix (cdr x)))
       :exec (cdr x)))

Theorem: keyword-uscores-p-of-unop-alignof->uscores

(defthm keyword-uscores-p-of-unop-alignof->uscores
  (b* ((uscores (unop-alignof->uscores$inline x)))
    (keyword-uscores-p uscores))
  :rule-classes :rewrite)

Theorem: unop-alignof->uscores$inline-of-unop-fix-x

(defthm unop-alignof->uscores$inline-of-unop-fix-x
  (equal (unop-alignof->uscores$inline (unop-fix x))
         (unop-alignof->uscores$inline x)))

Theorem: unop-alignof->uscores$inline-unop-equiv-congruence-on-x

(defthm unop-alignof->uscores$inline-unop-equiv-congruence-on-x
  (implies (unop-equiv x x-equiv)
           (equal (unop-alignof->uscores$inline x)
                  (unop-alignof->uscores$inline x-equiv)))
  :rule-classes :congruence)

Theorem: unop-alignof->uscores-when-wrong-kind

(defthm unop-alignof->uscores-when-wrong-kind
  (implies (not (equal (unop-kind x) :alignof))
           (equal (unop-alignof->uscores x)
                  (keyword-uscores-fix nil))))