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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 "utils")
(include-book "../../parsetree")
(local (include-book "../../util/arithmetic"))
; BOZO we don't really implement programs yet
(defparser vl-parse-program-declaration-aux ()
:result (vl-endinfo-p val)
:resultp-of-nil nil
:fails gracefully
:count strong
;; Similar to UDPs, but we don't have to check for Verilog-2005 because
;; programs only exist in SystemVerilog-2012.
(seq tokstream
(unless (vl-is-token? :vl-kwd-endprogram)
(:s= (vl-match-any))
(info := (vl-parse-program-declaration-aux))
(return info))
(end := (vl-match))
(unless (vl-is-token? :vl-colon)
(return (make-vl-endinfo :name nil
:loc (vl-token->loc end))))
(:= (vl-match))
(id := (vl-match-token :vl-idtoken))
(return (make-vl-endinfo :name (vl-idtoken->name id)
:loc (vl-token->loc id)))))
(defparser vl-parse-program-declaration (atts)
:guard (vl-atts-p atts)
:result (vl-program-p val)
:resultp-of-nil nil
:fails gracefully
:count strong
(seq tokstream
(:= (vl-match-token :vl-kwd-program))
(name := (vl-match-token :vl-idtoken))
(endinfo := (vl-parse-program-declaration-aux))
(when (and (vl-endinfo->name endinfo)
(not (equal (vl-idtoken->name name)
(vl-endinfo->name endinfo))))
(return-raw
(vl-parse-error
(cat "Mismatched program/endprogram pair: expected "
(vl-idtoken->name name) " but found "
(vl-endinfo->name endinfo)))))
(return
(make-vl-program
:name (vl-idtoken->name name)
:atts atts
:warnings (fatal :type :vl-warn-program
:msg "Programs are not supported."
:args nil
:acc nil)
:minloc (vl-token->loc name)
:maxloc (vl-endinfo->loc endinfo)))))
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