How to get an integer from a sequence of bytes

Carlos Nepomuceno carlosnepomuceno at outlook.com
Tue Jun 4 09:58:04 EDT 2013



> From: invalid at invalid.invalid
> Subject: Re: How to get an integer from a sequence of bytes
> Date: Tue, 4 Jun 2013 13:42:46 +0000
> To: python-list at python.org
[...]
> VN designs are still very common in smaller CPUs (embedded stuff).

DSPs perhaps... not CPUs. Even ARMs are Harvard variants.

> Even modern desktop CPUs are "logically" still Von Neumann designs
> from the programmer's point of view (there's only a single address
> space for both data and instructions).  The fact that there are two
> sparate caches is almost entirely hidden from the user.  If you start
> to do stuff like write self-modifying code, then _may_ start having to
> worry about cache coherency.

Code/data separation isn't the only aspect. VN architecture is totally serial, even for RAM.

It's been a while since we've got into the multi-core, multipath world. Even in embedded devices.

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