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• Vl-lexscopes

Vl-lexscopes-declare-name

Extend the lexscopes with a local declaration.

Signature

(vl-lexscopes-declare-name name decl scopes warnings &key genblockp) 
  → 
(mv scopes warnings)

Arguments

name — Guard (stringp name).

decl — Guard (any-p decl).

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

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

genblockp — Guard (booleanp genblockp).

Returns

scopes — Type (vl-lexscopes-p scopes).

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

Definitions and Theorems

Function: vl-lexscopes-declare-name-fn

(defun vl-lexscopes-declare-name-fn
       (name decl scopes warnings genblockp)
 (declare (xargs :guard (and (stringp name)
                             (any-p decl)
                             (vl-lexscopes-p scopes)
                             (vl-warninglist-p warnings)
                             (booleanp genblockp))))
 (let ((__function__ 'vl-lexscopes-declare-name))
  (declare (ignorable __function__))
  (b*
   ((name (string-fix name))
    (scopes (vl-lexscopes-fix scopes))
    (warnings (vl-warninglist-fix warnings))
    ((when (atom scopes))
     (raise "Expected at least one scope.")
     (mv scopes warnings))
    (scope1 (car scopes))
    (decls (vl-lexscope->decls scope1))
    (entry (vl-lexscope-find name scope1))
    ((unless entry)
     (mv
      (cons
       (change-vl-lexscope
           scope1
           :decls
           (hons-acons name
                       (make-vl-lexscope-entry :decl decl
                                               :direct-pkg nil
                                               :wildpkgs nil
                                               :genblockp genblockp)
                       decls))
       (cdr scopes))
      warnings))
    ((vl-lexscope-entry entry))
    (warnings
     (if entry.direct-pkg
      (fatal
          :type :vl-name-clash
          :msg "~a0: can't declare ~s1 after importing it from ~s2."
          :args (list decl name entry.direct-pkg))
      (ok)))
    (new-entry
         (change-vl-lexscope-entry entry
                                   :decl (or entry.decl decl)))
    (new-scope1
      (change-vl-lexscope scope1
                          :decls (hons-acons name new-entry decls)))
    (new-scopes (cons new-scope1 (cdr scopes))))
   (mv new-scopes warnings))))

Theorem: vl-lexscopes-p-of-vl-lexscopes-declare-name.scopes

(defthm vl-lexscopes-p-of-vl-lexscopes-declare-name.scopes
  (b* (((mv ?scopes ?warnings)
        (vl-lexscopes-declare-name-fn
             name decl scopes warnings genblockp)))
    (vl-lexscopes-p scopes))
  :rule-classes :rewrite)

Theorem: vl-warninglist-p-of-vl-lexscopes-declare-name.warnings

(defthm vl-warninglist-p-of-vl-lexscopes-declare-name.warnings
  (b* (((mv ?scopes ?warnings)
        (vl-lexscopes-declare-name-fn
             name decl scopes warnings genblockp)))
    (vl-warninglist-p warnings))
  :rule-classes :rewrite)

Theorem: vl-lexscopes-declare-name-fn-of-str-fix-name

(defthm vl-lexscopes-declare-name-fn-of-str-fix-name
  (equal
       (vl-lexscopes-declare-name-fn (str-fix name)
                                     decl scopes warnings genblockp)
       (vl-lexscopes-declare-name-fn
            name decl scopes warnings genblockp)))

Theorem: vl-lexscopes-declare-name-fn-streqv-congruence-on-name

(defthm vl-lexscopes-declare-name-fn-streqv-congruence-on-name
 (implies
  (streqv name name-equiv)
  (equal
     (vl-lexscopes-declare-name-fn
          name decl scopes warnings genblockp)
     (vl-lexscopes-declare-name-fn name-equiv
                                   decl scopes warnings genblockp)))
 :rule-classes :congruence)

Theorem: vl-lexscopes-declare-name-fn-of-identity-decl

(defthm vl-lexscopes-declare-name-fn-of-identity-decl
  (equal (vl-lexscopes-declare-name-fn name (identity decl)
                                       scopes warnings genblockp)
         (vl-lexscopes-declare-name-fn
              name decl scopes warnings genblockp)))

Theorem: vl-lexscopes-declare-name-fn-equal-congruence-on-decl

(defthm vl-lexscopes-declare-name-fn-equal-congruence-on-decl
  (implies (equal decl decl-equiv)
           (equal (vl-lexscopes-declare-name-fn
                       name decl scopes warnings genblockp)
                  (vl-lexscopes-declare-name-fn
                       name
                       decl-equiv scopes warnings genblockp)))
  :rule-classes :congruence)

Theorem: vl-lexscopes-declare-name-fn-of-vl-lexscopes-fix-scopes

(defthm vl-lexscopes-declare-name-fn-of-vl-lexscopes-fix-scopes
 (equal
   (vl-lexscopes-declare-name-fn name decl (vl-lexscopes-fix scopes)
                                 warnings genblockp)
   (vl-lexscopes-declare-name-fn
        name decl scopes warnings genblockp)))

Theorem: vl-lexscopes-declare-name-fn-vl-lexscopes-equiv-congruence-on-scopes

(defthm
 vl-lexscopes-declare-name-fn-vl-lexscopes-equiv-congruence-on-scopes
 (implies (vl-lexscopes-equiv scopes scopes-equiv)
          (equal (vl-lexscopes-declare-name-fn
                      name decl scopes warnings genblockp)
                 (vl-lexscopes-declare-name-fn
                      name
                      decl scopes-equiv warnings genblockp)))
 :rule-classes :congruence)

Theorem: vl-lexscopes-declare-name-fn-of-vl-warninglist-fix-warnings

(defthm vl-lexscopes-declare-name-fn-of-vl-warninglist-fix-warnings
 (equal
  (vl-lexscopes-declare-name-fn name decl
                                scopes (vl-warninglist-fix warnings)
                                genblockp)
  (vl-lexscopes-declare-name-fn
       name decl scopes warnings genblockp)))

Theorem: vl-lexscopes-declare-name-fn-vl-warninglist-equiv-congruence-on-warnings

(defthm
 vl-lexscopes-declare-name-fn-vl-warninglist-equiv-congruence-on-warnings
 (implies (vl-warninglist-equiv warnings warnings-equiv)
          (equal (vl-lexscopes-declare-name-fn
                      name decl scopes warnings genblockp)
                 (vl-lexscopes-declare-name-fn
                      name
                      decl scopes warnings-equiv genblockp)))
 :rule-classes :congruence)

Theorem: vl-lexscopes-declare-name-fn-of-bool-fix-genblockp

(defthm vl-lexscopes-declare-name-fn-of-bool-fix-genblockp
 (equal
  (vl-lexscopes-declare-name-fn name decl scopes
                                warnings (acl2::bool-fix genblockp))
  (vl-lexscopes-declare-name-fn
       name decl scopes warnings genblockp)))

Theorem: vl-lexscopes-declare-name-fn-iff-congruence-on-genblockp

(defthm vl-lexscopes-declare-name-fn-iff-congruence-on-genblockp
  (implies (iff genblockp genblockp-equiv)
           (equal (vl-lexscopes-declare-name-fn
                       name decl scopes warnings genblockp)
                  (vl-lexscopes-declare-name-fn
                       name
                       decl scopes warnings genblockp-equiv)))
  :rule-classes :congruence)