Lightweight bytecode interpreter

JeffBezanson 46f2f47b14 switched to 3-bit type tags for simpler checking ... fixnums still have 30 bits moving towards making "guest functions" more opaque; their type is now just 'builtin pretty printing some forms better: defun, defmacro, for, label support *print-pretty*		2008-08-05 01:43:12 +00:00
femtolisp	switched to 3-bit type tags for simpler checking	2008-08-05 01:43:12 +00:00
llt	switched to 3-bit type tags for simpler checking	2008-08-05 01:43:12 +00:00