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; VL 2014 -- VL Verilog Toolkit, 2014 Edition
; Copyright (C) 2008-2015 Centaur Technology
;
; Contact:
; Centaur Technology Formal Verification Group
; 7600-C N. Capital of Texas Highway, Suite 300, Austin, TX 78731, USA.
; http://www.centtech.com/
;
; License: (An MIT/X11-style license)
;
; Permission is hereby granted, free of charge, to any person obtaining a
; copy of this software and associated documentation files (the "Software"),
; to deal in the Software without restriction, including without limitation
; the rights to use, copy, modify, merge, publish, distribute, sublicense,
; and/or sell copies of the Software, and to permit persons to whom the
; Software is furnished to do so, subject to the following conditions:
;
; The above copyright notice and this permission notice shall be included in
; all copies or substantial portions of the Software.
;
; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
; DEALINGS IN THE SOFTWARE.
;
; Original author: Jared Davis <jared@centtech.com>
(in-package "VL2014")
(include-book "../../util/warnings")
(include-book "centaur/fty/basetypes" :dir :system)
(fty::defalist vl-usertypes
:key-type stringp)
(defprod vl-parsestate
:tag :vl-parsestate
:layout :tree
((usertypes vl-usertypes-p
"Fast alist binding names of declared types (forward typedefs
and regular typedefs) to anything, which is occasionally
needed to distinguish between expressions and data types.")
(warnings vl-warninglist-p
"Warnings created at parse time.")))
(local (xdoc::set-default-parents vl-parsestate))
(define vl-parsestate-free ((pstate vl-parsestate-p))
:short "Free fast alists associated with a parse state."
(b* (((vl-parsestate pstate) pstate))
(fast-alist-free pstate.usertypes)))
(define vl-parsestate-restore ((pstate vl-parsestate-p))
:short "Build a new parse-state whose alists are fast."
:returns (new-pstate vl-parsestate-p)
(b* (((vl-parsestate pstate) pstate))
(change-vl-parsestate pstate
:usertypes (make-fast-alist pstate.usertypes))))
(define vl-parsestate-add-user-defined-type
:short "Extend the parse state to record that there is a new user-defined type."
((name stringp)
(pstate vl-parsestate-p))
:returns (new-pstate vl-parsestate-p)
(b* (((vl-parsestate pstate) pstate)
(new-usertypes (hons-acons name t pstate.usertypes)))
(change-vl-parsestate pstate
:usertypes new-usertypes)))
(define vl-parsestate-is-user-defined-type-p
:short "Check whether some name is the name of a previously-defined, user-defined type."
((name stringp)
(pstate vl-parsestate-p))
:returns (user-defined-type-p booleanp :rule-classes :type-prescription)
(b* (((vl-parsestate pstate) pstate))
(consp (hons-get name pstate.usertypes))))
(define vl-parsestate-add-warning
:short "Extend the parse state with a new warning."
((warning vl-warning-p)
(pstate vl-parsestate-p))
:returns (new-pstate vl-parsestate-p)
(b* (((vl-parsestate pstate) pstate))
(change-vl-parsestate pstate :warnings (cons warning pstate.warnings))))
(define vl-parsestate-set-warnings
((warnings vl-warninglist-p)
(pstate vl-parsestate-p))
:returns (new-pstate vl-parsestate-p)
(change-vl-parsestate pstate :warnings warnings))
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