• Top
    • Documentation
    • Books
    • Boolean-reasoning
    • Projects
    • Debugging
    • Std
    • Proof-automation
    • Macro-libraries
      • B*
      • Defunc
      • Fty
        • Deftagsum
        • Defprod
        • Defflexsum
        • Defbitstruct
        • Deflist
        • Defalist
        • Defbyte
          • Defbytelist
          • Defbyte-standard-instances
          • Defbyte-ihs-theorems
          • Defbyte-implementation
            • Defbyte-fn
            • Defbyte-infop
              • Defbyte-info
              • Make-defbyte-info
              • Change-defbyte-info
                • Make-honsed-defbyte-info
                • Honsed-defbyte-info
                • Defbyte-info->size
                • Defbyte-info->signed
              • Defbyte-check-size
              • Defbyte-fix-support-lemma
              • Defbyte-table
              • Defbyte-macro-definition
              • *defbyte-table-name*
          • Deffixequiv
          • Defresult
          • Deffixtype
          • Defoption
          • Fty-discipline
          • Fold
          • Fty-extensions
          • Defsubtype
          • Defset
          • Deftypes
          • Specific-types
          • Defflatsum
          • Deflist-of-len
          • Defbytelist
          • Fty::basetypes
          • Defomap
          • Defvisitors
          • Deffixtype-alias
          • Deffixequiv-sk
          • Defunit
          • Multicase
          • Deffixequiv-mutual
          • Fty::baselists
          • Def-enumcase
          • Defmap
        • Apt
        • Std/util
        • Defdata
        • Defrstobj
        • Seq
        • Match-tree
        • Defrstobj
        • With-supporters
        • Def-partial-measure
        • Template-subst
        • Soft
        • Defthm-domain
        • Event-macros
        • Def-universal-equiv
        • Def-saved-obligs
        • With-supporters-after
        • Definec
        • Sig
        • Outer-local
        • Data-structures
      • ACL2
      • Interfacing-tools
      • Hardware-verification
      • Software-verification
      • Math
      • Testing-utilities
    • Defbyte-infop

    Change-defbyte-info

    A copying macro that lets you create new defbyte-infop structures, based on existing structures.

    Syntax:

    (change-defbyte-info x 
                         [:size <size>] 
                         [:signed <signed>]) 
    

    This is a sometimes useful alternative to make-defbyte-info. It constructs a new defbyte-infop structure that is a copy of x, except that you can explicitly change some particular fields. Any fields you don't mention just keep their values from x.

    Definition

    This is an ordinary change- macro introduced by std::defaggregate.

    Macro: change-defbyte-info

    (defmacro change-defbyte-info (x &rest args)
      (std::change-aggregate 'defbyte-info
                             x args
                             '((:size . defbyte-info->size)
                               (:signed . defbyte-info->signed))
                             'change-defbyte-info
                             'nil))