[Omake] What comes after cons-hash?

[Aleksey Nogin]

Jason,

I think I am now fairly comfortable with the cons-hash patch and ready 
to move on. What do you want the next step(s) to be? Trying to figure 
out case insensitive filesystems?

Aleksey

On 20.03.2007 17:06, Aleksey Nogin wrote:

> Further optimized the path code, finally bringing the performance close to
> what it was before the hash-cons patch was applied.
> 
> The problem was that when appending an extra path (which might contain ".."
> somehere inside) to a directory, it would fully reconstruct the directory and
> then construct it from scratch again. In presence of cons-hashing this is
> really expensive.
> 
> The obvious solution is not to deconstruct and only pop one level every time
> the ".." is encountered.
> 
> ----
> Changes:
>     +29 -38	omake-branches/0.9.8.x/src/ir/omake_node.ml
>  
> A hyperlinked version of this commit is available at
> http://svn.metaprl.org/commitlogs/omake/2007-03.html#07/03/20.17:06:04
> 
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> 


-- 
Aleksey Nogin, Research Staff Member
Advanced Technologies Department, Information & System Sciences Lab
HRL Laboratories, LLC, Malibu, CA