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Svex-env-check-boolmasks

Signature

(svex-env-check-boolmasks boolmasks env) → *

Arguments

boolmasks — Guard (svar-boolmasks-p boolmasks).

env — Guard (svex-env-p env).

Definitions and Theorems

Function: svex-env-check-boolmasks

(defun svex-env-check-boolmasks (boolmasks env)
  (declare (xargs :guard (and (svar-boolmasks-p boolmasks)
                              (svex-env-p env))))
  (let ((__function__ 'svex-env-check-boolmasks))
    (declare (ignorable __function__))
    (b* (((when (atom boolmasks)) t)
         ((unless (mbt (svar-p (caar boolmasks))))
          (svex-env-check-boolmasks (cdr boolmasks)
                                    env))
         ((cons var mask) (car boolmasks))
         (val (svex-env-lookup var env))
         (ok (4vec-boolmaskp val mask))
         (?ign (and (not ok)
                    (cw "not 4vec-boolmaskp: ~x0~%" var))))
      (and (svex-env-check-boolmasks (cdr boolmasks)
                                     env)
           ok))))

Theorem: svex-env-check-boolmasks-correct

(defthm svex-env-check-boolmasks-correct
  (implies (and (svex-env-check-boolmasks boolmasks env)
                (svar-boolmasks-p boolmasks))
           (svex-env-boolmasks-ok env boolmasks)))

Theorem: svex-env-check-boolmasks-of-svar-boolmasks-fix-boolmasks

(defthm svex-env-check-boolmasks-of-svar-boolmasks-fix-boolmasks
  (equal (svex-env-check-boolmasks (svar-boolmasks-fix boolmasks)
                                   env)
         (svex-env-check-boolmasks boolmasks env)))

Theorem: svex-env-check-boolmasks-svar-boolmasks-equiv-congruence-on-boolmasks

(defthm
 svex-env-check-boolmasks-svar-boolmasks-equiv-congruence-on-boolmasks
 (implies (svar-boolmasks-equiv boolmasks boolmasks-equiv)
          (equal (svex-env-check-boolmasks boolmasks env)
                 (svex-env-check-boolmasks boolmasks-equiv env)))
 :rule-classes :congruence)

Theorem: svex-env-check-boolmasks-of-svex-env-fix-env

(defthm svex-env-check-boolmasks-of-svex-env-fix-env
  (equal (svex-env-check-boolmasks boolmasks (svex-env-fix env))
         (svex-env-check-boolmasks boolmasks env)))

Theorem: svex-env-check-boolmasks-svex-env-equiv-congruence-on-env

(defthm svex-env-check-boolmasks-svex-env-equiv-congruence-on-env
  (implies (svex-env-equiv env env-equiv)
           (equal (svex-env-check-boolmasks boolmasks env)
                  (svex-env-check-boolmasks boolmasks env-equiv)))
  :rule-classes :congruence)