		Search-engine friendly clone of the ACL2 documentation.

Code-ensemble

Code-ensemble->ienv

Get the ienv field from a code-ensemble.

Signature
(code-ensemble->ienv x) → ienv
Arguments: x — Guard (code-ensemblep x).
Returns: ienv — Type (ienvp ienv).

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

Definitions and Theorems

Function: code-ensemble->ienv$inline

(defun code-ensemble->ienv$inline (x)
  (declare (xargs :guard (code-ensemblep x)))
  (declare (xargs :guard t))
  (mbe :logic
       (b* ((x (and t x)))
         (ienv-fix (cdr (std::da-nth 1 x))))
       :exec (cdr (std::da-nth 1 x))))

Theorem: ienvp-of-code-ensemble->ienv

(defthm ienvp-of-code-ensemble->ienv
  (b* ((ienv (code-ensemble->ienv$inline x)))
    (ienvp ienv))
  :rule-classes :rewrite)

Theorem: code-ensemble->ienv$inline-of-code-ensemble-fix-x

(defthm code-ensemble->ienv$inline-of-code-ensemble-fix-x
  (equal (code-ensemble->ienv$inline (code-ensemble-fix x))
         (code-ensemble->ienv$inline x)))

Theorem: code-ensemble->ienv$inline-code-ensemble-equiv-congruence-on-x

(defthm
     code-ensemble->ienv$inline-code-ensemble-equiv-congruence-on-x
  (implies (code-ensemble-equiv x x-equiv)
           (equal (code-ensemble->ienv$inline x)
                  (code-ensemble->ienv$inline x-equiv)))
  :rule-classes :congruence)