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Lucid

Vl-lucidocclist-drop-generates

Removes all occurrences that are inside of generate blocks.

Signature
(vl-lucidocclist-drop-generates x) → new-x
Arguments: x — Guard (vl-lucidocclist-p x).
Returns: new-x — Type (vl-lucidocclist-p new-x).

Definitions and Theorems

Function: vl-lucidocclist-drop-generates

(defun vl-lucidocclist-drop-generates (x)
 (declare (xargs :guard (vl-lucidocclist-p x)))
 (let ((__function__ 'vl-lucidocclist-drop-generates))
  (declare (ignorable __function__))
  (b* (((when (atom x)) nil)
       ((when (vl-inside-true-generate-p (vl-lucidocc->ss (car x))))
        (vl-lucidocclist-drop-generates (cdr x))))
    (cons (vl-lucidocc-fix (car x))
          (vl-lucidocclist-drop-generates (cdr x))))))

Theorem: vl-lucidocclist-p-of-vl-lucidocclist-drop-generates

(defthm vl-lucidocclist-p-of-vl-lucidocclist-drop-generates
  (b* ((new-x (vl-lucidocclist-drop-generates x)))
    (vl-lucidocclist-p new-x))
  :rule-classes :rewrite)

Theorem: vl-lucidocclist-drop-generates-of-vl-lucidocclist-fix-x

(defthm vl-lucidocclist-drop-generates-of-vl-lucidocclist-fix-x
  (equal (vl-lucidocclist-drop-generates (vl-lucidocclist-fix x))
         (vl-lucidocclist-drop-generates x)))

Theorem: vl-lucidocclist-drop-generates-vl-lucidocclist-equiv-congruence-on-x

(defthm
 vl-lucidocclist-drop-generates-vl-lucidocclist-equiv-congruence-on-x
 (implies (vl-lucidocclist-equiv x x-equiv)
          (equal (vl-lucidocclist-drop-generates x)
                 (vl-lucidocclist-drop-generates x-equiv)))
 :rule-classes :congruence)