help-flex
[Top][All Lists]
Advanced

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

Re: Scanner takes a long time to build.


From: Akim Demaille
Subject: Re: Scanner takes a long time to build.
Date: 30 Jul 2002 17:30:54 +0200
User-agent: Gnus/5.0808 (Gnus v5.8.8) XEmacs/21.4 (Honest Recruiter)

>>>>> "Vern" == Vern Paxson <address@hidden> writes:

Vern> My best guess is that this is due to better memory locality -
Vern> and the increase was slight - but way better than suffering
Vern> degradation, which is what I had expected.

This also reminds me of several people telling that you'd better use
Flex to scan identifier plus Gperf to find keywords, instead of flex
finding ids and keywords, because in the first case, tables are much
smaller, and more appropriate to today's chips.

I have not made measurements myself, but these people are trustworthy.



reply via email to

[Prev in Thread] Current Thread [Next in Thread]