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Re: 64-bit and N32 kernel interfaces

To: Daniel Jacobowitz <>
Subject: Re: 64-bit and N32 kernel interfaces
From: "Maciej W. Rozycki" <>
Date: Thu, 5 Sep 2002 17:10:51 +0200 (MET DST)
Cc: Hartvig Ekner <>, "Kevin D. Kissell" <>, Tor Arntsen <>, Carsten Langgaard <>, Ralf Baechle <>,
In-reply-to: <>
Organization: Technical University of Gdansk
Original-recipient: rfc822;
On Thu, 5 Sep 2002, Daniel Jacobowitz wrote:

> No - the point is that all data types have the same size in N32.  It
> was created explicitly as a transitional sop for people who didn't want
> to fix their code, but wanted a performance increase from their 64-bit
> hardware.

 Well, what's the performance increase of n32 over o32?  The increased
number of argument registers?  I doubt it's noticeable in most cases.

+  Maciej W. Rozycki, Technical University of Gdansk, Poland   +
+        e-mail:, PGP key available        +

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