Harvard vs. vonNeuman

From: Joshua Boyd <jdboyd_at_jdboyd.net>
Date: Mon Nov 1 10:29:13 2004

On Mon, Sep 27, 2004 at 07:32:06PM -0600, ben franchuk wrote:
> Peter C. Wallace wrote:
> >Isn't self modifying code pretty much deprecated these days (aside from
> >trampolines and such)
> So what is a trampoline?

I'm not sure if this fits his usage of the word here, but in the Redboot
boot loader (part of the eCos operating system), they use something they
call a trampoline to start a program loaded into ram.

> I have yet to see a good use for self-modifying code. Other than
> subroutines and interupts placing data into a code segement the only
> self modifying code I have seen was for the 8088.

Wouldn't JIT compilers be essentially self modifying code?

Joshua D. Boyd
Received on Mon Nov 01 2004 - 10:29:13 GMT

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