From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (qmail 4797 invoked by alias); 27 Jan 2014 18:22:47 -0000 Mailing-List: contact libc-ports-help@sourceware.org; run by ezmlm Precedence: bulk List-Id: List-Subscribe: List-Post: List-Help: , Sender: libc-ports-owner@sourceware.org Received: (qmail 4779 invoked by uid 89); 27 Jan 2014 18:22:46 -0000 Authentication-Results: sourceware.org; auth=none X-Virus-Found: No X-Spam-SWARE-Status: No, score=-2.0 required=5.0 tests=AWL,BAYES_00 autolearn=ham version=3.3.2 X-HELO: relay1.mentorg.com Received: from relay1.mentorg.com (HELO relay1.mentorg.com) (192.94.38.131) by sourceware.org (qpsmtpd/0.93/v0.84-503-g423c35a) with ESMTP; Mon, 27 Jan 2014 18:22:45 +0000 Received: from svr-orw-fem-01.mgc.mentorg.com ([147.34.98.93]) by relay1.mentorg.com with esmtp id 1W7qpV-0001Xg-Fg from joseph_myers@mentor.com ; Mon, 27 Jan 2014 10:22:41 -0800 Received: from SVR-IES-FEM-01.mgc.mentorg.com ([137.202.0.104]) by svr-orw-fem-01.mgc.mentorg.com over TLS secured channel with Microsoft SMTPSVC(6.0.3790.4675); Mon, 27 Jan 2014 10:22:41 -0800 Received: from digraph.polyomino.org.uk (137.202.0.76) by SVR-IES-FEM-01.mgc.mentorg.com (137.202.0.104) with Microsoft SMTP Server id 14.2.247.3; Mon, 27 Jan 2014 18:22:38 +0000 Received: from jsm28 (helo=localhost) by digraph.polyomino.org.uk with local-esmtp (Exim 4.76) (envelope-from ) id 1W7qpR-0002sz-Ff; Mon, 27 Jan 2014 18:22:37 +0000 Date: Mon, 27 Jan 2014 18:22:00 -0000 From: "Joseph S. Myers" To: Will Newton CC: , Subject: Re: [PATCH] ARM: Add SystemTap probes to longjmp and setjmp. In-Reply-To: <1390815426-10792-1-git-send-email-will.newton@linaro.org> Message-ID: References: <1390815426-10792-1-git-send-email-will.newton@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset="US-ASCII" X-SW-Source: 2014-01/txt/msg00063.txt.bz2 On Mon, 27 Jan 2014, Will Newton wrote: > + /* longjmp probe expects longjmp first argument (4@r0), second > + argument (-4@r1), and target address (4@r14), respectively. */ > + LIBC_PROBE (longjmp, 3, 4@r0, -4@r1, 4@r14) I don't know what 4@r0 etc. mean - where is this documented (I don't see it in include/stap-probe.h)? Also, where are the semantics of these probes documented (I don't see them in manual/probes.texi)? -- Joseph S. Myers joseph@codesourcery.com