Re: Table compression

hannah@schlund.de (Hannah Schroeter)
30 Sep 2005 02:01:45 -0400

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From: hannah@schlund.de (Hannah Schroeter)
Newsgroups: comp.compilers
Date: 30 Sep 2005 02:01:45 -0400
Organization: Schlund + Partner AG
References: 05-09-130
Keywords: practice
Posted-Date: 30 Sep 2005 02:01:45 EDT

Hello!


I'm actually more replying to John's comment than to the original
question.


Leonardo Teixeira Passos <leonardo@dcc.ufmg.br> wrote:
>[...]


In fact, John wrote:
>[Since computer memories have gotten so big, does anyone care about
>table compression any more? When your whole compiler had to fit into
>64K, compressing a few K out of the table was a big deal. But now, a
>typical Windows program has a megabyte of unused libraries that aren't
>work stripping out, so why waste time with the tables? Well, unless
>you're squeezing it into an embedded chip, but even they have a lot
>more memory than they used to. -John]


I'd guess you'd still have a better cache behaviour if the tables
or a bigger fraction thereof fits into the L1 d-cache. So I'd think
table compression may still make sense nowadays.


Kind regards,


Hannah.

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