From: dewar@merv.cs.nyu.edu (Robert Dewar)
Subject: Re: Help ADA and Assembly !!! :-(
Date: 1998/01/05
Date: 1998-01-05T00:00:00+00:00 [thread overview]
Message-ID: <dewar.884043779@merv> (raw)
In-Reply-To: m37m8eyd2g.fsf@localhost.localdomain
Samuel said
<<You mean probably -O0. -O1 turns on some optimizations such as
putting variables into registers even when the "register" keyword is
not present (when compiling C code), it turns on -fthread-jumps and
-fdefer-pop, etc. See "man gcc" for details.
>>
Indeed, -O1 does substantial optimization, a typical behavior for many
programs is that -O1 saves a lot over -O0, but -O2 does not save that
much more over -O1.
next prev parent reply other threads:[~1998-01-05 0:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <68omkm$orf$1@news2.isdnet.net>
1998-01-05 0:00 ` Help ADA and Assembly !!! :-( Dmitriy Anisimkov
1998-01-05 0:00 ` Samuel Tardieu
1998-01-05 0:00 ` Robert Dewar [this message]
1998-01-05 0:00 ` Martin C. Carlisle
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