OpenEuphoria

Re: Interpreter startup speed

• Posted by Al Getz <Xaxo at aol.com> Aug 19, 2006
• 664 views

Pete Lomax wrote:
> 
> On Thu, 17 Aug 2006 20:10:23 -0700, Jason Gade
> <guest at RapidEuphoria.com> wrote:
> 
> >Al Getz wrote:
> >> the time to open a file is much longer with the 2.5 version
> 
> >> I realize that compiling everything before running has some advantages,
> >> 1.  First complile a small section of the code to allow a user
> >>     to put up a small splash screen to tell the user it's opening.
> 
> >Previous versions of Euphoria used incremental compilation I believe.
> >it compiles a bit in the background as it starts running the program.
> I am convinced this will not help. One fact stares us in the face
> which is that Eu is about 8 times slower than C, for good reasons, and
> has been since Eu 1.0. Now Rob has just migrated the front end from C
> to Eu, and that is exactly what we (on slower machines) hit.
> 
> Considering this in practical terms, imagine a 5,000 line program:
> 
> include win32lib
> splash(blah)
> <5,000> lines of code
> WinMain().
> 
> There's a big problem: win32lib is itself some 45,000+ lines of code,
> so instead of a 15 second startup delay, you get a 13.5 second delay,
> the splash, and the main program 1.5 seconds after that.
> 
> Personally, I feel that Rob was quite right to make this switch now,
> it is not his problem that this (found in the street) box cannot cope,
> nor, I expect, is he worried that I stick with 2.4 as a result. (btw,
> I kid not that on this box 2.5 takes 25 seconds to load win32lib,
> whereas 2.4 does it in just under 5. Bet few can worse that.)
> 
> Regards,
> Pete
> 
> 

Hi Pete,


That's not exactly true unless you assume you HAVE to use that
lib for the startup screen too.  Also, if you put the link
for CreateWindowEx() near the start of the file it would be
available to the 'run' thread very quickly.


Take care,
Al

E boa sorte com sua programacao Euphoria!


My bumper sticker: "I brake for LED's"

 From "Black Knight":
"I can live with losing the good fight,
 but i can not live without fighting it".
"Well on second thought, maybe not."