Self modifying code, lambda calculus - Re: ENIAC programming
paulkoning at comcast.net
Sat Sep 19 08:03:46 CDT 2015
> On Sep 19, 2015, at 5:25 AM, Rod Smallwood <rodsmallwood52 at btinternet.com> wrote:
> Is an overlay self modifyig code?
Yes (#2 in my list), but a controlled kind so it doesn't suffer from the maintainability issues of explicitly modified instructions. But it does require I-cache management, if the computer has an I-cache. Not all that likely; a machine small enough that overlays are valuable isn't all that likely to have an I-cache.
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