From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([140.186.70.92]:33299) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RXRgM-00077z-Bd for qemu-devel@nongnu.org; Mon, 05 Dec 2011 01:05:43 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1RXRgJ-0006eN-O8 for qemu-devel@nongnu.org; Mon, 05 Dec 2011 01:05:42 -0500 Received: from csmailer.cs.nctu.edu.tw ([140.113.235.130]:59925) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1RXRgI-0006d8-Cs for qemu-devel@nongnu.org; Mon, 05 Dec 2011 01:05:39 -0500 Date: Mon, 5 Dec 2011 14:05:22 +0800 From: =?utf-8?B?6Zmz6Z+L5Lu7?= Message-ID: <20111205060522.GA63674@cs.nctu.edu.tw> References: <20111129070343.GA3585@cs.nctu.edu.tw> <20111201035024.GA88545@cs.nctu.edu.tw> <6A814C06-21FA-47FB-94BF-F3132310E191@suse.de> <20111204061408.GA11393@cs.nctu.edu.tw> <557CDB27-C6ED-4BB7-A018-A88F871B607F@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline In-Reply-To: <557CDB27-C6ED-4BB7-A018-A88F871B607F@suse.de> Content-Transfer-Encoding: quoted-printable Subject: Re: [Qemu-devel] Improve QEMU performance with LLVM codegen and other techniques List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: Alexander Graf Cc: qemu-devel@nongnu.org, =?utf-8?B?6Zmz6Z+L5Lu7?= > > We ask TCG to disassemble the guest binary where the trace beginning= with > > _again_ to get a set of TCG blocks, then sent them to the LLVM transl= ator. >=20 > So you have two TCG backends? One to generate real host code and one th= at goes into your LLVM generator? Ah..., I should say we ask QEMU frontend to disassemble the guest binar= y to TCG again. Regards, chenwj --=20 Wei-Ren Chen (=E9=99=B3=E9=9F=8B=E4=BB=BB) Computer Systems Lab, Institute of Information Science, Academia Sinica, Taiwan (R.O.C.) Tel:886-2-2788-3799 #1667 Homepage: http://people.cs.nctu.edu.tw/~chenwj