[Info-vax] Opportunity for VSI?

Dave Froble davef at tsoft-inc.com
Sat Dec 15 17:20:18 EST 2018


On 12/15/2018 3:21 PM, Robert A. Brooks wrote:
> On 12/15/2018 3:15 PM, Dave Froble wrote:
>> On 12/15/2018 1:52 PM, Robert A. Brooks wrote:
>>> On 12/15/2018 1:21 PM, Dave Froble wrote:
>>>
>>>> Now John, to get serious, when are you going to fix that despicable
>>>> problem in Basic, you know, the horrible performance when returning
>>>> from subprograms?
>>>
>>> What problem is that?
>>>
>>>
>>
>> John discussed it in the past, after I rubbed his nose in it.  As I
>> understand things, when returning from a Basic subroutine, the
>> procedure must "walk the stack" for some reason.  Now call a simple
>> routine several hundred thousand times, and you will see horrible
>> performance. We've had to take the code form the routines and place it
>> inline in programs where it is an issue.
>
> Have you logged a support call with us about this issue?
>

Well, no.  It's not a bug.  It's just how the language works.  I don't 
know if anything can be done.  That's a question for someone like John 
to answer.

Nor am I interested in throwing any wrenches into the works while you're 
busy on the port.

Probably my question is, "can anything be done, easily?"

-- 
David Froble                       Tel: 724-529-0450
Dave Froble Enterprises, Inc.      E-Mail: davef at tsoft-inc.com
DFE Ultralights, Inc.
170 Grimplin Road
Vanderbilt, PA  15486



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