racket/s/primvars.ss
Matthew Flatt 54282dedc4 Merge branch '17-5-Types-Pass' of github.com:gus-massa/ChezScheme
original commit: caf857a33e13c116afa6e2d960eccbada3604190
2019-01-11 15:35:20 -07:00

50 lines
2.5 KiB
Scheme

"primvars.ss"
;;; primvars.ss
;;; Copyright 1984-2017 Cisco Systems, Inc.
;;;
;;; Licensed under the Apache License, Version 2.0 (the "License");
;;; you may not use this file except in compliance with the License.
;;; You may obtain a copy of the License at
;;;
;;; http://www.apache.org/licenses/LICENSE-2.0
;;;
;;; Unless required by applicable law or agreed to in writing, software
;;; distributed under the License is distributed on an "AS IS" BASIS,
;;; WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
;;; See the License for the specific language governing permissions and
;;; limitations under the License.
(let ()
(include "primref.ss")
(define record-prim!
(lambda (prim unprefixed flags arity boolean-valued? result-arity signatures)
(unless (eq? unprefixed prim) ($sputprop prim '*unprefixed* unprefixed))
(let* ([flags (if boolean-valued? (fxlogor flags (prim-mask boolean-valued)) flags)]
[flags (if (eq? 'single result-arity) (fxlogor flags (prim-mask single-valued)) flags)]
[arity (and (not (null? arity)) arity)])
(when (and (eq? result-arity 'multiple) (any-set? (prim-mask single-valued) flags))
($oops 'prims "inconsistent single-value information for ~s" prim))
($sputprop prim '*flags* flags)
(when (any-set? (prim-mask (or primitive system)) flags)
($sputprop prim '*prim2* (make-primref prim flags arity signatures))
($sputprop prim '*prim3* (make-primref prim (fxlogor flags (prim-mask unsafe)) arity signatures))))))
(define-syntax setup
(lambda (x)
(import priminfo)
; sort vector of primitive names so boot files compare equal
(let ([v-prim (vector-sort (lambda (x y) (string<=? (symbol->string x) (symbol->string y))) (primvec))])
(let ([v-info (vector-map get-priminfo v-prim)])
#`(vector-for-each record-prim!
'#,(datum->syntax #'* v-prim)
'#,(datum->syntax #'* (vector-map priminfo-unprefixed v-info))
'#,(datum->syntax #'* (vector-map priminfo-mask v-info))
'#,(datum->syntax #'* (vector-map priminfo-arity v-info))
'#,(datum->syntax #'* (vector-map priminfo-boolean? v-info))
'#,(datum->syntax #'* (vector-map priminfo-result-arity v-info))
'#,(datum->syntax #'* (vector-map priminfo-signatures v-info)))))))
(for-each (lambda (x) (for-each (lambda (key) ($sremprop x key)) '(*prim2* *prim3* *flags* *unprefixed*))) (oblist))
setup)