On Wed, 26 Feb 2003, David Brown wrote:
> Is that output a ZEND_DEBUG thing, or is that an external tool?
It's an external tool: VLD from http://www.derickrethans.nl/vld.php
Derick
--
Stop mad cowboy disease!
-
On Wed, 26 Feb 2003, David Brown wrote:
> Okay. Makes complete sense. I was thinking more along the lines of
> "wouldn't it be nice if...?". I hadn't quite made it to "where would
> that belong?". :)
>
> I'll check out the optimizers. I noticed that the new CVS version of APC
> seems to have a co
On Wed, Feb 26, 2003 at 05:36:54PM +0100, Derick Rethans wrote:
| No, the engine doesn't do this at compile time. This first one produces:
|
| number of ops: 5
| line # op fetch ext operands
| ---
It's the job of an optimizer, not of a compiler. And because PHP
doesn't
have an internal optimizer, this is not optimized out. You can either
check the ZendOptimiser (I can't show you the opcodes that that
generates) or PEAR::Optimizer, which is in Pecl (which might not do
this
optimization yet
On Wed, 26 Feb 2003, David Brown wrote:
> This may well be a stupid question, but I've spend enough time staring
> blankly at zend_compile.c/zend_execute.c that I figured it was time to
> ask. :)
>
> Say I have a section of code like this:
>
>$s1 = 'foo' . 'bar' . 'baz';
> $s2 = 'foobarbaz
Hi everyone:
This may well be a stupid question, but I've spend enough time staring
blankly at zend_compile.c/zend_execute.c that I figured it was time to
ask. :)
Say I have a section of code like this:
In the PHP bytecode (I hope I'm using the right terminology - I mean the
stuff in the oplin
