From: "Frank J. Lhota" <NOSPAM.lhota.adarose@verizon.net>
Subject: Re: GNAT parameter passing, C-style?
Date: Wed, 31 Dec 2003 19:05:21 GMT
Date: 2003-12-31T19:05:21+00:00 [thread overview]
Message-ID: <R5FIb.23183$tY5.8488@nwrdny01.gnilink.net> (raw)
In-Reply-To: 1072891494.595791@master.nyc.kbcfp.com
"Hyman Rosen" <hyrosen@mail.com> wrote in message
news:1072891494.595791@master.nyc.kbcfp.com...
> Frank J. Lhota wrote:
> > I go back to my original question: does anyone know of a C compiler
which,
> > when compiling C (not C++) does not default to the C calling convention
> > (i.e. arguments pushed on the stack in reverse order, and popped off by
> > calling function) in the absence of any indication of another
convention?
>
> Certainly. Here's partial output of such code compiled on a Sun
> with the simple invocation 'cc -S g.c'. As you can see, arguments
> are passed in registers and processed left-to-right.
Thanks for the example. This is a case where I'm glad to be proved wrong,
for it always seemed wasteful to force the C calling convention when it is
not necessary.
Does the Sun compiler have a command line option for compiling vanilla C
programs? This would an ideal solution to handling both legacy and ANSI C
code.
next prev parent reply other threads:[~2003-12-31 19:05 UTC|newest]
Thread overview: 47+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-12-26 10:37 GNAT parameter passing, C-style? Luke A. Guest
2003-12-26 14:20 ` Marin David Condic
2003-12-26 14:51 ` Hyman Rosen
2003-12-26 15:07 ` Marin David Condic
2003-12-26 15:39 ` Luke A. Guest
2003-12-26 17:03 ` Hyman Rosen
2003-12-26 17:08 ` Luke A. Guest
2003-12-26 17:27 ` Luke A. Guest
2003-12-26 18:21 ` Frank J. Lhota
2003-12-26 19:06 ` Frank J. Lhota
2003-12-31 10:23 ` Keith Thompson
2003-12-31 14:45 ` Frank J. Lhota
2003-12-31 15:05 ` Hyman Rosen
2003-12-31 16:30 ` Frank J. Lhota
2003-12-31 17:24 ` Hyman Rosen
2003-12-31 19:05 ` Frank J. Lhota [this message]
2003-12-31 19:38 ` Hyman Rosen
2003-12-31 20:47 ` Frank J. Lhota
2003-12-31 21:35 ` Hyman Rosen
2004-01-01 2:50 ` Frank J. Lhota
2004-01-01 5:20 ` Luke A. Guest
2004-01-01 16:06 ` Hyman Rosen
2004-01-01 16:32 ` Frank J. Lhota
2004-01-01 16:43 ` Hyman Rosen
2004-01-02 0:24 ` Frank J. Lhota
2004-01-02 4:09 ` Hyman Rosen
2004-01-02 13:29 ` Frank J. Lhota
2004-01-01 5:17 ` Luke A. Guest
2004-01-01 5:09 ` Luke A. Guest
2004-01-02 1:17 ` tmoran
2004-01-01 17:18 ` Jano
2004-01-02 0:25 ` Frank J. Lhota
2004-01-07 6:37 ` Dave Thompson
2004-01-01 3:38 ` Marin David Condic
2004-01-01 5:28 ` Luke A. Guest
2004-01-01 14:17 ` Marin David Condic
2004-01-01 16:20 ` Jeff C,
2004-01-02 13:47 ` Marin David Condic
2004-01-05 21:06 ` Keith Thompson
2004-01-06 3:42 ` Robert I. Eachus
2004-01-06 20:54 ` Keith Thompson
2004-01-06 23:45 ` Robert I. Eachus
2004-01-06 13:46 ` Frank J. Lhota
2003-12-27 14:22 ` Marin David Condic
2003-12-26 17:10 ` Martin Krischik
2003-12-26 19:04 ` Frank J. Lhota
2003-12-26 18:01 ` Georg Bauhaus
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