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• Vl-svstmt.lisp

Vl-evatomlist->svex

Signature

(vl-evatomlist->svex x ss scopes) → (mv warnings trigger)

Arguments

x — Guard (vl-evatomlist-p x).

ss — Guard (vl-scopestack-p ss).

scopes — Guard (vl-elabscopes-p scopes).

Returns

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

trigger — Type (and (sv::svex-p trigger) (sv::svarlist-addr-p (sv::svex-vars trigger))) .

Definitions and Theorems

Function: vl-evatomlist->svex

(defun vl-evatomlist->svex (x ss scopes)
 (declare (xargs :guard (and (vl-evatomlist-p x)
                             (vl-scopestack-p ss)
                             (vl-elabscopes-p scopes))))
 (let ((__function__ 'vl-evatomlist->svex))
  (declare (ignorable __function__))
  (b*
   (((when (atom x))
     (mv nil (sv::svex-quote (sv::2vec 0))))
    ((vl-evatom x1) (car x))
    (warnings nil)
    ((vwmv vttree expr ?type ?size)
     (vl-expr-to-svex-untyped x1.expr ss scopes))
    (delay-expr (sv::svex-add-delay expr 1))
    (trigger1
     (case
      x1.type
      (:vl-noedge (sv::svcall sv::bitnot
                              (sv::svcall sv::== expr delay-expr)))
      (:vl-posedge
         (sv::svcall
              sv::uor
              (sv::svcall sv::bitand
                          (sv::svcall sv::bitnot
                                      (sv::svex-zerox 1 delay-expr))
                          (sv::svex-zerox 1 expr))))
      (:vl-negedge
       (sv::svcall
         sv::uor
         (sv::svcall sv::bitand
                     (sv::svcall sv::bitnot (sv::svex-zerox 1 expr))
                     (sv::svex-zerox 1 delay-expr))))
      (:vl-edge
          (sv::svcall sv::uor
                      (sv::svcall sv::bitxor (sv::svex-zerox 1 expr)
                                  (sv::svex-zerox 1 delay-expr))))))
    ((wmv warnings rest)
     (vl-evatomlist->svex (cdr x)
                          ss scopes)))
   (mv warnings
       (sv::make-svex-call :fn 'sv::bitor
                           :args (list trigger1 rest))))))

Theorem: vl-warninglist-p-of-vl-evatomlist->svex.warnings

(defthm vl-warninglist-p-of-vl-evatomlist->svex.warnings
  (b* (((mv ?warnings ?trigger)
        (vl-evatomlist->svex x ss scopes)))
    (vl-warninglist-p warnings))
  :rule-classes :rewrite)

Theorem: return-type-of-vl-evatomlist->svex.trigger

(defthm return-type-of-vl-evatomlist->svex.trigger
  (b* (((mv ?warnings ?trigger)
        (vl-evatomlist->svex x ss scopes)))
    (and (sv::svex-p trigger)
         (sv::svarlist-addr-p (sv::svex-vars trigger))))
  :rule-classes :rewrite)

Theorem: vl-evatomlist->svex-of-vl-evatomlist-fix-x

(defthm vl-evatomlist->svex-of-vl-evatomlist-fix-x
  (equal (vl-evatomlist->svex (vl-evatomlist-fix x)
                              ss scopes)
         (vl-evatomlist->svex x ss scopes)))

Theorem: vl-evatomlist->svex-vl-evatomlist-equiv-congruence-on-x

(defthm vl-evatomlist->svex-vl-evatomlist-equiv-congruence-on-x
  (implies (vl-evatomlist-equiv x x-equiv)
           (equal (vl-evatomlist->svex x ss scopes)
                  (vl-evatomlist->svex x-equiv ss scopes)))
  :rule-classes :congruence)

Theorem: vl-evatomlist->svex-of-vl-scopestack-fix-ss

(defthm vl-evatomlist->svex-of-vl-scopestack-fix-ss
  (equal (vl-evatomlist->svex x (vl-scopestack-fix ss)
                              scopes)
         (vl-evatomlist->svex x ss scopes)))

Theorem: vl-evatomlist->svex-vl-scopestack-equiv-congruence-on-ss

(defthm vl-evatomlist->svex-vl-scopestack-equiv-congruence-on-ss
  (implies (vl-scopestack-equiv ss ss-equiv)
           (equal (vl-evatomlist->svex x ss scopes)
                  (vl-evatomlist->svex x ss-equiv scopes)))
  :rule-classes :congruence)

Theorem: vl-evatomlist->svex-of-vl-elabscopes-fix-scopes

(defthm vl-evatomlist->svex-of-vl-elabscopes-fix-scopes
  (equal (vl-evatomlist->svex x ss (vl-elabscopes-fix scopes))
         (vl-evatomlist->svex x ss scopes)))

Theorem: vl-evatomlist->svex-vl-elabscopes-equiv-congruence-on-scopes

(defthm vl-evatomlist->svex-vl-elabscopes-equiv-congruence-on-scopes
  (implies (vl-elabscopes-equiv scopes scopes-equiv)
           (equal (vl-evatomlist->svex x ss scopes)
                  (vl-evatomlist->svex x ss scopes-equiv)))
  :rule-classes :congruence)