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From: "H. Peter Anvin" <hpa@zytor.com>
To: Phillip Susi <psusi@cfl.rr.com>
Cc: Harvey Harrison <harvey.harrison@gmail.com>,
	Ingo Molnar <mingo@elte.hu>, LKML <linux-kernel@vger.kernel.org>,
	Thomas Gleixner <tglx@linutronix.de>
Subject: Re: [PATCH] x86: Remove all definitions with fastcall
Date: Thu, 13 Dec 2007 14:02:45 -0800	[thread overview]
Message-ID: <4761AC05.40807@zytor.com> (raw)
In-Reply-To: <4761AA8E.8090308@cfl.rr.com>

Phillip Susi wrote:
> H. Peter Anvin wrote:
>> Not just default, it's the only thing supported.
>>
>>     -hpa
> 
> What about va args?  IIRC, fastcall fell back to stdcall after using up 
> registers, so va args HAD to be cdecl.
> 

On i386 gcc disables regparm implicitly for varadic functions.

	-hpa

  reply	other threads:[~2007-12-13 22:03 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2007-12-12 20:29 [PATCH] x86: Remove all definitions with fastcall Harvey Harrison
2007-12-12 21:27 ` Phillip Susi
2007-12-12 21:31   ` Harvey Harrison
2007-12-12 21:39     ` H. Peter Anvin
2007-12-13 21:09     ` Phillip Susi
2007-12-13 21:20       ` H. Peter Anvin
2007-12-13 21:56         ` Phillip Susi
2007-12-13 22:02           ` H. Peter Anvin [this message]
2007-12-13 10:09 ` Ingo Molnar

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