From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mx2.freebsd.org (mx2.freebsd.org [96.47.72.81]) by sourceware.org (Postfix) with ESMTPS id A2A2D3858C2B for ; Wed, 19 Jul 2023 19:29:58 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.2 sourceware.org A2A2D3858C2B Authentication-Results: sourceware.org; dmarc=none (p=none dis=none) header.from=FreeBSD.org Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=FreeBSD.org Received: from mx1.freebsd.org (mx1.freebsd.org [96.47.72.80]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (4096 bits)) (Client CN "mx1.freebsd.org", Issuer "R3" (verified OK)) by mx2.freebsd.org (Postfix) with ESMTPS id 4R5m9f2xmjz3NDN; Wed, 19 Jul 2023 19:29:58 +0000 (UTC) (envelope-from jhb@FreeBSD.org) Received: from smtp.freebsd.org (smtp.freebsd.org [96.47.72.83]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4R5m9f1xKCz45yr; Wed, 19 Jul 2023 19:29:58 +0000 (UTC) (envelope-from jhb@FreeBSD.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1689794998; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=2G1b/hBZk3mBAbbQlMpLFV59s3quRn0LmzhQA3qWX7g=; b=u1f3+uhzJZJWwmHV7AVtn9UxW1NJA/aikeFxXncJQWJcPcOlOPb8vVTt1hXnPX4ytJjKGp MSWxREVjBzHuXUUHVzTHBdYMhRvrSoPoHBvGxx4L7WRAyn4WYNoLpWaC04ztWLjMIQSPoi 627xsAb04JMZ7sGDHXWYuMcrFBUybz49IvNCkgyxoJYJOnJeMh5FDhnGtX6Zrtw/pJbwaA NxO40EUTCqzVegVd9/KHaJPcsmF/gA+g+WRO7yYDdZxLBzQdIxMo9XspJMl2JSN7xQC4zX CI+Hw9XocHXJh2kwgEjd+lG3jkqnUz+Ovb65dPEkkuTOu8kHVnEZrXzpfB5OjA== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1689794998; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=2G1b/hBZk3mBAbbQlMpLFV59s3quRn0LmzhQA3qWX7g=; b=klUrxdak9qcvnqPc0wh303dYNqAKfahaeUPsnDwMJbAc+XsdqpDO1+LahfAVmfw//b05AY DQ1wPXElWETQok47TxGXyY43glJ2BXEGTXM5zz42FiMHggnS3oTsryNonUHAXhl83sdQlr pls5TminpFa/ijEH4idVA2FkX4kSs7E/MS7wriEYGk97CZdaPq3W5yYIrjiQnA39sSOFbB hUJHGpyoM39/tvdzqE17GALwuKC60jt5Z2TnTKXJHbz9TvLQzX6g2eGovked3y2WD7ix6C 1lynRb8LmrkTY6y+NuQ5r0D2JsmKMDGeIs79GcuW8iUE7JdWNTfp50ip05vmDw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1689794998; a=rsa-sha256; cv=none; b=AnX9vCkX7p10ovq9cfnKwhNiBd0pBT4qsF9SF4XnbVuj8vWZU9YCgeeSL2yR8m2YJoexAR 3PBMow3vljsBVu/RmZk6W3WNxVJniJMa4lGKhG6GFhVb0TuOjRizHNnU65CKOHK0ypWovH Hgzz1inz4A5mfxcqb2UGX3qlrsTLQvvAqItKFNM/Ks8X1qpsDonoEaVVqkkroe9RnkK92r 2plYYCqSirF7MV9OskIFpTSYI3/uEDbmdgi+21Vnia5tPJU6JeqSgL9ewf4dCYZ6XjKjqI iQxpJUC3Ji7lZSRz0B8ATrpzzwC621IpWh3a66gbSE/Hg/aIuATqOCtjIN1uAA== Received: from [10.0.0.43] (c-98-35-126-114.hsd1.ca.comcast.net [98.35.126.114]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits)) (Client did not present a certificate) (Authenticated sender: jhb) by smtp.freebsd.org (Postfix) with ESMTPSA id 4R5m9d5bHpz17qS; Wed, 19 Jul 2023 19:29:57 +0000 (UTC) (envelope-from jhb@FreeBSD.org) Message-ID: Date: Wed, 19 Jul 2023 12:29:56 -0700 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:102.0) Gecko/20100101 Thunderbird/102.13.0 Subject: Re: GDB / AArch64 / MacOS Content-Language: en-US To: Andrew Haley , Paul Koning Cc: gdb@sourceware.org References: <4F50AD08-F333-45D8-8B1E-C050A7636295@comcast.net> From: John Baldwin In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-5.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,NICE_REPLY_A,SPF_HELO_NONE,SPF_PASS,TXREP,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org List-Id: On 7/19/23 12:02 PM, Andrew Haley wrote: > On 7/19/23 18:05, Paul Koning wrote: >> >>> On Jul 19, 2023, at 1:02 PM, John Baldwin wrote: >>> >>> On 7/19/23 6:19 AM, Andrew Haley via Gdb wrote: >>>> What is the status of this combo? It seems that GDB works fine for a compiled >>>> (emulated in Rosetta) MacOS/x86 app, but not a MacOS/AArch64 app. Has anyone >>>> seen patches to make this work? >>> >>> I don't think there is any support for MacOS/AArch64 as a target (e.g. no >>> aarch64-darwin-nat.c) and I haven't seen any patches for that either. > > Maybe I could start with the AArch64/BSD target, do you think? The > differences would be the way that args are passed between functions > and stack layouts, I guess. I think you are probably better off starting with the x86 darwin target since it uses Mach ports for debugging rather than ptrace. Probably the architecture-specific parts you would need (dealing with different register sets, etc.) is fairly small. -- John Baldwin