ikarus/scheme/ikarus.collect.ss

63 lines
1.6 KiB
Scheme

;;; Ikarus Scheme -- A compiler for R6RS Scheme.
;;; Copyright (C) 2006,2007 Abdulaziz Ghuloum
;;;
;;; This program is free software: you can redistribute it and/or modify
;;; it under the terms of the GNU General Public License version 3 as
;;; published by the Free Software Foundation.
;;;
;;; This program is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;; General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with this program. If not, see <http://www.gnu.org/licenses/>.
(library (ikarus collect)
(export do-overflow do-overflow-words do-vararg-overflow collect
do-stack-overflow collect-key)
(import
(except (ikarus) collect collect-key)
(ikarus system $fx)
(ikarus system $arg-list))
(define do-overflow
(lambda (n)
(foreign-call "ik_collect" n)
(void)))
(define do-overflow-words
(lambda (n)
(foreign-call "ik_collect" ($fxsll n 2))
(void)))
(define do-vararg-overflow
(lambda (n)
(foreign-call "ik_collect_vararg" n)
(void)))
(define collect
(lambda ()
(do-overflow 4096)))
(define do-stack-overflow
(lambda ()
(foreign-call "ik_stack_overflow")))
(define dump-metatable
(lambda ()
(foreign-call "ik_dump_metatable")))
(define dump-dirty-vector
(lambda ()
(foreign-call "ik_dump_dirty_vector")))
(define (collect-key)
(or ($collect-key)
(begin
($collect-key (gensym))
(collect-key))))
)