?? bts.e
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#; $Header: /cvsup/minix/src/lib/ack/libp/bts.e,v 1.1 2005/10/10 15:27:46 beng Exp $;; (c) copyright 1983 by the Vrije Universiteit, Amsterdam, The Netherlands.;; This product is part of the Amsterdam Compiler Kit.;; Permission to use, sell, duplicate or disclose this software must be; obtained in writing. Requests for such permissions may be sent to;; Dr. Andrew S. Tanenbaum; Wiskundig Seminarium; Vrije Universiteit; Postbox 7161; 1007 MC Amsterdam; The Netherlands;; ; Author: J.W. Stevenson */ mes 2,_EM_WSIZE,_EM_PSIZE#define SIZE 0#define HIGH _EM_WSIZE#define LOWB 2*_EM_WSIZE#define BASE 3*_EM_WSIZE; _bts is called with four parameters:; - the initial set (BASE); - low bound of range of bits (LOWB); - high bound of range of bits (HIGH); - set size in bytes (SIZE) exp $_bts pro $_bts,0 lal BASE ; address of initial set lol SIZE los _EM_WSIZE ; load initial set1 lol LOWB ; low bound lol HIGH ; high bound bgt *2 ; while low <= high lol LOWB lol SIZE set ? ; create [low] lol SIZE ior ? ; merge with initial set inl LOWB ; increment low bound bra *1 ; loop back2 lal BASE lol SIZE sts _EM_WSIZE ; store result over initial set ret 0 end ?
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