From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-wr1-x434.google.com (mail-wr1-x434.google.com [IPv6:2a00:1450:4864:20::434]) by sourceware.org (Postfix) with ESMTPS id 239523861812 for ; Tue, 29 Sep 2020 08:46:56 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.3.2 sourceware.org 239523861812 Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=embecosm.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=andrew.burgess@embecosm.com Received: by mail-wr1-x434.google.com with SMTP id j2so4389400wrx.7 for ; Tue, 29 Sep 2020 01:46:56 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=embecosm.com; s=google; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=/3g5uWUVqcI92ykJAOjwNrl1nQXL0AxSxL40lZlyLTo=; b=LXw8ooG96mIKxmdLswiEkH++ERKkE2MsR6osmq02fVzw7sjZLBt2n/4HJ0Zgsaz5Si pMiS/YOIwwmU96595xBgdIslSLV2kEWP7npcQ6fR7yr4aBpFbl7LyeRzzd6Lee/XC2oi sWSvDcCStqQQs8AW5z9RzWhh/6yZ25Y7J50Ohkpu7qryaRuOLYe8ibXW8jUOHrKHAzHs Jtso3KziZXa1iNp7sS3oELb8/Ql6AdwpSZJcSShaAwYWYSU3e6iq271Bc7SkOHLVKIT8 2zOlAm81TlaqhbGvasvrb8KVkbW77o++YJP6ozvwKIpm7/NwBCE+T0jMFDl3P6DO138N L78A== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=/3g5uWUVqcI92ykJAOjwNrl1nQXL0AxSxL40lZlyLTo=; b=c/1VR3pV7cyiGpMRLkiiXHAVKsfoPvI8oTI9iQweWU3dqpm1+eh/8Uld7PZ5hSTC0Q NwjkGh4V1r5brD+Uyc5JCvGz5ROv5KJNWlvj6Zc6uyW3xv5kz9AINpr5DoQusSpJI0iv HrPho37nAuvlNdb6MvIPytffK9Xj2ZJ1CMPZ7ze2S1VEtFz8zhSzvPzACN/oFtYJQ3yd 09fHM0gud3IDwg3Yfp86B6IyzOYa9Bm7Gse9o5h2+gimPF+sMsSSvH7LjrBnR4HCQAMD ng5tnQGppYFbYiVzITKH37oFf3bnAOA0BOJjcmMf8VqChcc4LN1lMrfozPOUvRdoNENv 04NQ== X-Gm-Message-State: AOAM530Jd3S11PCoLadmRkuQtXX2DMeUin2ifB782PxqIckVaRgB4w8F uPYYDGbbttOxRBXICgo49OROHw== X-Google-Smtp-Source: ABdhPJzfYWW9/rF/JpZg3jcR0FWUiUSODdwJ1SSsSHO5fsjvYqrmzqyLJtl2dE0CMcsaKpKc1SuWtw== X-Received: by 2002:adf:ef0a:: with SMTP id e10mr2978093wro.362.1601369215225; Tue, 29 Sep 2020 01:46:55 -0700 (PDT) Received: from localhost (host109-151-23-62.range109-151.btcentralplus.com. [109.151.23.62]) by smtp.gmail.com with ESMTPSA id u126sm5707518wmu.9.2020.09.29.01.46.54 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 29 Sep 2020 01:46:54 -0700 (PDT) Date: Tue, 29 Sep 2020 09:46:53 +0100 From: Andrew Burgess To: William Tambe Cc: gdb@sourceware.org Subject: Re: Is it possible to support gdb command hbreak with target sim ? Message-ID: <20200929084653.GB1540867@embecosm.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Operating-System: Linux/5.8.9-101.fc31.x86_64 (x86_64) X-Uptime: 09:40:41 up 10 days, 16:48, X-Editor: GNU Emacs [ http://www.gnu.org/software/emacs ] X-Spam-Status: No, score=-5.0 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on server2.sourceware.org X-BeenThere: gdb@sourceware.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gdb mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 29 Sep 2020 08:46:57 -0000 * William Tambe via Gdb [2020-09-28 21:29:26 -0500]: > Is it possible to support gdb command hbreak with target sim ? There's currently no support for hardware breakpoints in the simulator target, instead only software breakpoints are supported where GDB takes responsibility for reading and backing up the old memory contents before writing in a software breakpoint instruction. This doesn't mean that hardware breakpoint support couldn't be added. Thanks, Andrew