From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 12098 invoked by alias); 10 Sep 2002 17:00:19 -0000 Mailing-List: contact gdb-help@sources.redhat.com; run by ezmlm Precedence: bulk List-Subscribe: List-Archive: List-Post: List-Help: , Sender: gdb-owner@sources.redhat.com Received: (qmail 12021 invoked from network); 10 Sep 2002 17:00:09 -0000 Received: from unknown (HELO delta.ds2.pg.gda.pl) (213.192.72.1) by sources.redhat.com with SMTP; 10 Sep 2002 17:00:09 -0000 Received: from localhost by delta.ds2.pg.gda.pl (8.9.3/8.9.3) with SMTP id TAA25960; Tue, 10 Sep 2002 19:00:34 +0200 (MET DST) Date: Tue, 10 Sep 2002 10:00:00 -0000 From: "Maciej W. Rozycki" To: Paul Koning cc: fnf@intrinsity.com, binutils@sources.redhat.com, gdb@sources.redhat.com Subject: Re: MIPS sign extension of addresses In-Reply-To: <15742.7395.283716.741672@pkoning.dev.equallogic.com> Message-ID: Organization: Technical University of Gdansk MIME-Version: 1.0 Content-Type: TEXT/PLAIN; charset=US-ASCII X-SW-Source: 2002-09/txt/msg00082.txt.bz2 On Tue, 10 Sep 2002, Paul Koning wrote: > That sounds right. I looked in the MIPS Inc. reference (MIPS64 > architecture, part 3, privileged architecture, > MD00091-2B-MIPS64PRA-AFP-00.95.pdf) and it shows exactly the picture > you describe. For example, kseg0 starts at 0xffffffff80000000 in 64 > bit addressing. The definition of the MIPS address space much predates the MIPS64 ISA -- see the R4000 (the first 64-bit MIPS processor released) manual at the MIPS site for a reference. -- + Maciej W. Rozycki, Technical University of Gdansk, Poland + +--------------------------------------------------------------+ + e-mail: macro@ds2.pg.gda.pl, PGP key available +