Re: What can we optimize (was Re: Schwartzian transforms)

[Dan Sugalski]

At 10:57 PM 3/29/2001 +0100, Piers Cawley wrote:
>How painful would an 'potential' optimization that marked that area in
>the bytecode/optree/whatever, with something along the lines of the
>following be?
>
>     If you get to this point and $i is not tied, and '=' is not
>     overridden for $i's class
>     then $i = 1000
>     otherwise, do the loop.

I've considered an "iftied" opcode that would essentially do this. The 
downside is the extra size of the bytecode as you've mentioned. I'm not 
sure if the speed boost would be worth it, but it's on my list of things to 
try.

                                        Dan

--------------------------------------"it's like this"-------------------
Dan Sugalski                          even samurai
[EMAIL PROTECTED]                         have teddy bears and even
                                      teddy bears get drunk