20 lines
581 B
Scheme
20 lines
581 B
Scheme
; Copyright (c) 1994 by Richard Kelsey. See file COPYING.
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; (make-record 'type-id)
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; (record-ref <record> 'type-id 'field-id)
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; (record-set! <record> <value> 'type-id 'field-id)
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(define-polymorphic-scheme-primop make-record allocate
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(lambda (call)
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(get-record-type (literal-value (node-ref call 0)))))
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(define-polymorphic-scheme-primop record-ref read
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(lambda (call)
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(record-field-type
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(get-record-type-field (get-record-type (literal-value (node-ref call 1)))
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(literal-value (node-ref call 2))))))
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(define-scheme-primop record-set! write type/unit)
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