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From: ucaa2385@iris2.csv.ica.uni-stuttgart.de (Peter Hermann)
Subject: Re: Reaching traditional engineering
Date: 23 Dec 1994 09:09:51 GMT
Date: 1994-12-23T09:09:51+00:00	[thread overview]
Message-ID: <3de44v$q28@info4.rus.uni-stuttgart.de> (raw)
In-Reply-To: 3dbjtq$kfl@earth.usa.net

Introspect Technologies (intros@earth) wrote:
[lots of snips!]
: The compiler development group was (is?) very dedicated to Ada and
: expressed their hopes that Ada would catch on in the scientific community. 
: I don't think Cray put any marketing push behind it, however. 

Cray personnel even were reluctant to inform about their Ada compiler
when asked for.

: : When it comes to Cray Ada, JUST SAY NO!  (Actually, my personal opinion
: : is, when it comes to the Cray, just say SGI!  And we know they have a
: : good Ada implementation!)

: IMHO, the problem with Cray Ada was the Cray machines, not Ada.  The 
: speed advantages of a vector-based architecture are not worth all the 
: programming hoops you have to jump through, especially if your 
: application doesn't lend itself to vectorization.  I agree that SGI (and 
: DEC and HP and other general-purpose computers) are more cost-effective 
: and are better hosts and targets for Ada development.

Such problems appear quit natural when the Compiler is a port
from an other architecture.
A not so recognized (as deserved) vectorizing Ada compiler 
is that of Convex.
To my knowledge, it was the first vectorizing Ada compiler.
Good experience: I had a phantastic support by the service people
of Convex at that time, especially from the highly motivated
Ada compiler group. This cannot be left unsaid, because it's
not usual.

--
Peter Hermann  Tel:+49-711-685-3611 Fax:3758 ph@csv.ica.uni-stuttgart.de
Pfaffenwaldring 27, 70569 Stuttgart Uni Computeranwendungen
Team Ada: "C'mon people let the world begin" (Paul McCartney)



  parent reply	other threads:[~1994-12-23  9:09 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1994-12-06 13:06 Why don't large companies use Ada? Paige Vinall
1994-12-07 14:15 ` Norman H. Cohen
1994-12-10 20:55   ` Array mappings Michael Feldman
1994-12-13 15:01     ` Norman H. Cohen
1994-12-16 18:55       ` Michael Feldman
1994-12-17  0:43         ` Keith Thompson
1994-12-17 17:17           ` Reaching traditional engineering, was: " Michael Feldman
1994-12-18  1:34             ` Robert Dewar
1994-12-19  2:11               ` Michael Feldman
1994-12-21 16:17               ` Kevin Weise
1994-12-21 13:29                 ` David Emery
1994-12-22  2:40                   ` Michael Feldman
1994-12-22 10:20                 ` Reaching traditional engineering Introspect Technologies
1994-12-22 20:49                   ` Richard Riehle
1994-12-23  9:09                   ` Peter Hermann [this message]
1994-12-27  3:37                 ` Reaching traditional engineering, was: Array mappings Richard G. Hash
1994-12-17 20:42           ` Rolf Ebert
1994-12-19  2:19             ` Michael Feldman
1994-12-19  3:46               ` Robert Dewar
1994-12-19  5:53               ` Mark S. Hathaway
1994-12-19 14:27                 ` Robert Dewar
1994-12-22 17:08               ` Richard G. Hash
1995-01-03  3:26                 ` Fred McCall
1994-12-17 17:41         ` Robert Dewar
1994-12-18  0:03           ` Dik T. Winter
1994-12-19  2:08             ` Michael Feldman
1994-12-19  2:01           ` Michael Feldman
1994-12-19  3:41             ` Robert Dewar
1994-12-20  3:23               ` Michael Feldman
1994-12-20 14:09                 ` Robert Dewar
1994-12-19 19:10             ` Matt Kennel
1994-12-09  2:31 ` Why don't large companies use Ada? Michael Feldman
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