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• Vl-alias

Vl-alias->lhs

Get the lhs field from a vl-alias.

Signature

(vl-alias->lhs x) → lhs

Arguments

x — Guard (vl-alias-p x).

Returns

lhs — Type (vl-expr-p lhs).

This is an ordinary field accessor created by defprod.

Definitions and Theorems

Function: vl-alias->lhs$inline

(defun vl-alias->lhs$inline (x)
  (declare (xargs :guard (vl-alias-p x)))
  (declare (xargs :guard t))
  (let ((__function__ 'vl-alias->lhs))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (vl-expr-fix (std::prod-car (std::prod-car (cdr x)))))
         :exec (std::prod-car (std::prod-car (cdr x))))))

Theorem: vl-expr-p-of-vl-alias->lhs

(defthm vl-expr-p-of-vl-alias->lhs
  (b* ((lhs (vl-alias->lhs$inline x)))
    (vl-expr-p lhs))
  :rule-classes :rewrite)

Theorem: vl-alias->lhs$inline-of-vl-alias-fix-x

(defthm vl-alias->lhs$inline-of-vl-alias-fix-x
  (equal (vl-alias->lhs$inline (vl-alias-fix x))
         (vl-alias->lhs$inline x)))

Theorem: vl-alias->lhs$inline-vl-alias-equiv-congruence-on-x

(defthm vl-alias->lhs$inline-vl-alias-equiv-congruence-on-x
  (implies (vl-alias-equiv x x-equiv)
           (equal (vl-alias->lhs$inline x)
                  (vl-alias->lhs$inline x-equiv)))
  :rule-classes :congruence)