From mboxrd@z Thu Jan 1 00:00:00 1970 Received: with ECARTIS (v1.0.0; list linux-mips); Tue, 19 Oct 2004 18:06:33 +0100 (BST) Received: from p508B7611.dip.t-dialin.net ([IPv6:::ffff:80.139.118.17]:46628 "EHLO mail.linux-mips.net") by linux-mips.org with ESMTP id ; Tue, 19 Oct 2004 18:06:20 +0100 Received: from fluff.linux-mips.net (fluff.linux-mips.net [127.0.0.1]) by mail.linux-mips.net (8.12.11/8.12.8) with ESMTP id i9JH6Hsm020570; Tue, 19 Oct 2004 19:06:17 +0200 Received: (from ralf@localhost) by fluff.linux-mips.net (8.12.11/8.12.11/Submit) id i9JH6HK8020569; Tue, 19 Oct 2004 19:06:17 +0200 Date: Tue, 19 Oct 2004 19:06:17 +0200 From: Ralf Baechle To: Thomas Koeller Cc: Linux/MIPS Development , Manish Lachwani Subject: Re: jump instruction in delay slot Message-ID: <20041019170617.GC18385@linux-mips.org> References: <200410191605.47543.thomas.koeller@baslerweb.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <200410191605.47543.thomas.koeller@baslerweb.com> User-Agent: Mutt/1.4.1i Return-Path: X-Envelope-To: <"|/home/ecartis/ecartis -s linux-mips"> (uid 0) X-Orcpt: rfc822;linux-mips@linux-mips.org Original-Recipient: rfc822;linux-mips@linux-mips.org X-archive-position: 6106 X-ecartis-version: Ecartis v1.0.0 Sender: linux-mips-bounce@linux-mips.org Errors-to: linux-mips-bounce@linux-mips.org X-original-sender: ralf@linux-mips.org Precedence: bulk X-list: linux-mips On Tue, Oct 19, 2004 at 04:05:47PM +0200, Thomas Koeller wrote: > jal do_IRQ > j ret_from_irq Beyond what Thiemo has said correctly ... in the cases where I've tried to debug code where a jmp or branch instruction was being executed in the delay slot of another jump or branch instruction the CPU does *really* unexpected things. Ralf