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1.1 ! root 1: bsmall - the small B interpreter. ! 2: ! 3: This directory contains the sources of a version of the B interpreter ! 4: that may run on a PDP-11 with separate I and D space. It is not very ! 5: useful, since creating a table or list of a few hundred elements already ! 6: overflows the system's memory. Also we don't support this version. ! 7: In fact, it is an old version of the full system. It uses a straigth linear ! 8: representation for texts, lists and tables, and finite length arithmetic ! 9: for the numerics. ! 10: ! 11: This version supports the "BTOP" mode of the editor, and with many features ! 12: turned off, the editor will also fit on a PDP-11, so for demonstration ! 13: purposes the system looks the same as the big system (except for speed). ! 14: However, this was a quick add-on, and not thoroughly tested.
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