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Vl-gencase-match

Signature

(vl-gencase-match x y ss warnings) → (mv ok warnings equalp)

Arguments

x — Guard (vl-expr-p x).

y — Guard (vl-expr-p y).

ss — Guard (vl-scopestack-p ss).

warnings — Guard (vl-warninglist-p warnings).

Returns

warnings — Type (vl-warninglist-p warnings).

Definitions and Theorems

Function: vl-gencase-match

(defun vl-gencase-match (x y ss warnings)
 (declare (xargs :guard (and (vl-expr-p x)
                             (vl-expr-p y)
                             (vl-scopestack-p ss)
                             (vl-warninglist-p warnings))))
 (let ((__function__ 'vl-gencase-match))
  (declare (ignorable __function__))
  (b* ((eq-expr (make-vl-nonatom :op :vl-binary-ceq
                                 :args (list x y)))
       ((mv ok res) (vl-consteval eq-expr ss))
       ((when ok)
        (mv t (ok)
            (not (eql 0 (vl-resolved->val res))))))
   (mv
    nil
    (fatal
     :type :vl-generate-resolve-fail
     :msg
     "Couldn't determine whether test expression ~a0 matched case expression ~a1."
     :args (list (vl-expr-fix x) (vl-expr-fix y)))
    nil))))

Theorem: vl-warninglist-p-of-vl-gencase-match.warnings

(defthm vl-warninglist-p-of-vl-gencase-match.warnings
  (b* (((mv ?ok ?warnings common-lisp::?equalp)
        (vl-gencase-match x y ss warnings)))
    (vl-warninglist-p warnings))
  :rule-classes :rewrite)

Theorem: vl-gencase-match-of-vl-expr-fix-x

(defthm vl-gencase-match-of-vl-expr-fix-x
  (equal (vl-gencase-match (vl-expr-fix x)
                           y ss warnings)
         (vl-gencase-match x y ss warnings)))

Theorem: vl-gencase-match-vl-expr-equiv-congruence-on-x

(defthm vl-gencase-match-vl-expr-equiv-congruence-on-x
  (implies (vl-expr-equiv x x-equiv)
           (equal (vl-gencase-match x y ss warnings)
                  (vl-gencase-match x-equiv y ss warnings)))
  :rule-classes :congruence)

Theorem: vl-gencase-match-of-vl-expr-fix-y

(defthm vl-gencase-match-of-vl-expr-fix-y
  (equal (vl-gencase-match x (vl-expr-fix y)
                           ss warnings)
         (vl-gencase-match x y ss warnings)))

Theorem: vl-gencase-match-vl-expr-equiv-congruence-on-y

(defthm vl-gencase-match-vl-expr-equiv-congruence-on-y
  (implies (vl-expr-equiv y y-equiv)
           (equal (vl-gencase-match x y ss warnings)
                  (vl-gencase-match x y-equiv ss warnings)))
  :rule-classes :congruence)

Theorem: vl-gencase-match-of-vl-scopestack-fix-ss

(defthm vl-gencase-match-of-vl-scopestack-fix-ss
  (equal (vl-gencase-match x y (vl-scopestack-fix ss)
                           warnings)
         (vl-gencase-match x y ss warnings)))

Theorem: vl-gencase-match-vl-scopestack-equiv-congruence-on-ss

(defthm vl-gencase-match-vl-scopestack-equiv-congruence-on-ss
  (implies (vl-scopestack-equiv ss ss-equiv)
           (equal (vl-gencase-match x y ss warnings)
                  (vl-gencase-match x y ss-equiv warnings)))
  :rule-classes :congruence)

Theorem: vl-gencase-match-of-vl-warninglist-fix-warnings

(defthm vl-gencase-match-of-vl-warninglist-fix-warnings
  (equal (vl-gencase-match x y ss (vl-warninglist-fix warnings))
         (vl-gencase-match x y ss warnings)))

Theorem: vl-gencase-match-vl-warninglist-equiv-congruence-on-warnings

(defthm vl-gencase-match-vl-warninglist-equiv-congruence-on-warnings
  (implies (vl-warninglist-equiv warnings warnings-equiv)
           (equal (vl-gencase-match x y ss warnings)
                  (vl-gencase-match x y ss warnings-equiv)))
  :rule-classes :congruence)