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From: Alexei Pytel <pytel@us.ibm.com> > What about resetting tag bit when any store is made to the pointer area, > other than by a pointer instruction? > Is it also software ? > eventually everything is done in hardware :-) but if the tag bit is reset, you can set it again using the SETTAG instruction. Thus the hardware reset is superfluous. So again, there is NO REAL HARDWARE Enforcement.
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