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Shadowcheck

Vl-shadowcheck-fundecl

Signature
(vl-shadowcheck-fundecl x st warnings) → (mv st warnings)
Arguments: x — Guard (vl-fundecl-p x).; st — Guard (vl-shadowcheck-state-p st).; warnings — Guard (vl-warninglist-p warnings).
Returns: st — Type (vl-shadowcheck-state-p st).; warnings — Type (vl-warninglist-p warnings).

Definitions and Theorems

Function: vl-shadowcheck-fundecl

(defun vl-shadowcheck-fundecl (x st warnings)
 (declare (xargs :guard (and (vl-fundecl-p x)
                             (vl-shadowcheck-state-p st)
                             (vl-warninglist-p warnings))))
 (let ((__function__ 'vl-shadowcheck-fundecl))
  (declare (ignorable __function__))
  (b*
   (((vl-fundecl x) (vl-fundecl-fix x))
    (- (vl-shadowcheck-debug "  >> shadowcheck in function ~s0.~%"
                             x.name))
    (- (vl-shadowcheck-debug
            "  >> checking return type in outer scope:~%"))
    ((mv st warnings)
     (vl-shadowcheck-datatype x.rettype x st warnings))
    (- (vl-shadowcheck-debug "  >> pushing into function ~x0.~%"
                             x.name))
    ((mv st warnings)
     (vl-shadowcheck-push-scope (vl-fundecl->blockscope x)
                                st warnings))
    (-
      (vl-shadowcheck-debug
           "  >> declaring function name in the inner scope: ~x0.~%"
           x.name))
    ((mv st warnings)
     (vl-shadowcheck-declare-name x.name x st warnings))
    ((mv st warnings)
     (vl-shadowcheck-fun/task-loaditems x.loaditems st warnings))
    ((mv st warnings)
     (vl-shadowcheck-stmt x.body x st warnings))
    (- (vl-shadowcheck-debug "  >> popping out of function ~x0.~%"
                             x.name))
    (st (vl-shadowcheck-pop-scope st))
    (-
      (vl-shadowcheck-debug
           "  >> declaring function name in the outer scope: ~x0.~%"
           x.name))
    ((mv st warnings)
     (vl-shadowcheck-declare-name x.name x st warnings)))
   (mv st warnings))))

Theorem: vl-shadowcheck-state-p-of-vl-shadowcheck-fundecl.st

(defthm vl-shadowcheck-state-p-of-vl-shadowcheck-fundecl.st
  (b* (((mv ?st ?warnings)
        (vl-shadowcheck-fundecl x st warnings)))
    (vl-shadowcheck-state-p st))
  :rule-classes :rewrite)

Theorem: vl-warninglist-p-of-vl-shadowcheck-fundecl.warnings

(defthm vl-warninglist-p-of-vl-shadowcheck-fundecl.warnings
  (b* (((mv ?st ?warnings)
        (vl-shadowcheck-fundecl x st warnings)))
    (vl-warninglist-p warnings))
  :rule-classes :rewrite)

Theorem: vl-shadowcheck-fundecl-of-vl-fundecl-fix-x

(defthm vl-shadowcheck-fundecl-of-vl-fundecl-fix-x
  (equal (vl-shadowcheck-fundecl (vl-fundecl-fix x)
                                 st warnings)
         (vl-shadowcheck-fundecl x st warnings)))

Theorem: vl-shadowcheck-fundecl-vl-fundecl-equiv-congruence-on-x

(defthm vl-shadowcheck-fundecl-vl-fundecl-equiv-congruence-on-x
  (implies (vl-fundecl-equiv x x-equiv)
           (equal (vl-shadowcheck-fundecl x st warnings)
                  (vl-shadowcheck-fundecl x-equiv st warnings)))
  :rule-classes :congruence)

Theorem: vl-shadowcheck-fundecl-of-vl-shadowcheck-state-fix-st

(defthm vl-shadowcheck-fundecl-of-vl-shadowcheck-state-fix-st
  (equal (vl-shadowcheck-fundecl x (vl-shadowcheck-state-fix st)
                                 warnings)
         (vl-shadowcheck-fundecl x st warnings)))

Theorem: vl-shadowcheck-fundecl-vl-shadowcheck-state-equiv-congruence-on-st

(defthm
 vl-shadowcheck-fundecl-vl-shadowcheck-state-equiv-congruence-on-st
 (implies (vl-shadowcheck-state-equiv st st-equiv)
          (equal (vl-shadowcheck-fundecl x st warnings)
                 (vl-shadowcheck-fundecl x st-equiv warnings)))
 :rule-classes :congruence)

Theorem: vl-shadowcheck-fundecl-of-vl-warninglist-fix-warnings

(defthm vl-shadowcheck-fundecl-of-vl-warninglist-fix-warnings
  (equal (vl-shadowcheck-fundecl x st (vl-warninglist-fix warnings))
         (vl-shadowcheck-fundecl x st warnings)))

Theorem: vl-shadowcheck-fundecl-vl-warninglist-equiv-congruence-on-warnings

(defthm
 vl-shadowcheck-fundecl-vl-warninglist-equiv-congruence-on-warnings
 (implies (vl-warninglist-equiv warnings warnings-equiv)
          (equal (vl-shadowcheck-fundecl x st warnings)
                 (vl-shadowcheck-fundecl x st warnings-equiv)))
 :rule-classes :congruence)