module/language/cps/spec.scm

   1 ;;; Continuation-passing style (CPS) intermediate language (IL)
   2
   3 ;; Copyright (C) 2013 Free Software Foundation, Inc.
   4
   5 ;;;; This library is free software; you can redistribute it and/or
   6 ;;;; modify it under the terms of the GNU Lesser General Public
   7 ;;;; License as published by the Free Software Foundation; either
   8 ;;;; version 3 of the License, or (at your option) any later version.
   9 ;;;;
  10 ;;;; This library is distributed in the hope that it will be useful,
  11 ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 ;;;; Lesser General Public License for more details.
  14 ;;;;
  15 ;;;; You should have received a copy of the GNU Lesser General Public
  16 ;;;; License along with this library; if not, write to the Free Software
  17 ;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  18
  19 ;;; Code:
  20
  21 (define-module (language cps spec)
  22   #:use-module (system base language)
  23   #:use-module (language cps)
  24   #:use-module (language cps compile-bytecode)
  25   #:export (cps))
  26
  27 (define* (write-cps exp #:optional (port (current-output-port)))
  28   (write (unparse-cps exp) port))
  29
  30 (define-language cps
  31   #:title       "CPS Intermediate Language"
  32   #:reader      (lambda (port env) (read port))
  33   #:printer     write-cps
  34   #:parser      parse-cps
  35   #:compilers   `((bytecode . ,compile-bytecode))
  36   #:for-humans? #f
  37   )