From: Robert A Duff <bobduff@world.std.com>
Subject: Re: GNAT & GCC performace (bad news)
Date: 1999/12/06
Date: 1999-12-06T00:00:00+00:00 [thread overview]
Message-ID: <wcchfhwm64u.fsf@world.std.com> (raw)
In-Reply-To: 1999Dec6.073729.1@eisner
kilgallen@eisner.decus.org (Larry Kilgallen) writes:
> The C compiler may also introduce optimizations specific to
> the machine that were not provided by the earlier compiler.
> If you read the propaganda for the Averstar Ada-to-C project,
> an aim seems to be to leverage effort machine manufacturers
> are already putting into optimizing their C compilers. Of
> course there are other optimizations that can only be done
> well with the full Ada semantics.
Averstar's Ada-to-C compiler does Ada-specific optimizations, such as
removing constraint checks based on flow analysis, in the front end. It
relies on the C compiler for the kinds of optimizations that C compilers
typically do.
- Bob
next prev parent reply other threads:[~1999-12-06 0:00 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
1999-12-02 0:00 GNAT & GCC performace (bad news) Harald Schmidt
1999-12-02 0:00 ` Dmitriy Anisimkov
1999-12-02 0:00 ` James E. Hopper
1999-12-03 0:00 ` Robert A Duff
1999-12-04 0:00 ` Robert Dewar
1999-12-04 0:00 ` Harald Schmidt
1999-12-02 0:00 ` David Starner
1999-12-02 0:00 ` nabbasi
1999-12-02 0:00 ` Tucker Taft
1999-12-03 0:00 ` Geoff Bull
1999-12-03 0:00 ` Geoff Bull
1999-12-03 0:00 ` Larry Kilgallen
1999-12-06 0:00 ` Robert Dewar
1999-12-06 0:00 ` Larry Kilgallen
1999-12-06 0:00 ` Robert A Duff [this message]
1999-12-07 0:00 ` Robert Dewar
1999-12-07 0:00 ` Tucker Taft
1999-12-08 0:00 ` Robert Dewar
1999-12-08 0:00 ` Ada2001
1999-12-09 0:00 ` Wes Groleau
1999-12-10 0:00 ` Robert Dewar
1999-12-10 0:00 ` Arthur Evans Jr
1999-12-11 0:00 ` Robert Dewar
1999-12-17 0:00 ` Richard Kenner
1999-12-07 0:00 ` Robert Dewar
1999-12-03 0:00 ` Mats Weber
1999-12-03 0:00 ` Robert Dewar
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