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Wed, 13 Jan 2021 06:23:34 -0800 (PST) MIME-Version: 1.0 References: <20210107140039.467969-1-pbonzini@redhat.com> <20210107140039.467969-2-pbonzini@redhat.com> <20210107160653.GD1029501@redhat.com> <46e79fb0-2ce1-35a8-3ce8-44699508a1d1@gmx.de> <20210113135705.GC1568240@redhat.com> In-Reply-To: <20210113135705.GC1568240@redhat.com> From: Peter Maydell Date: Wed, 13 Jan 2021 14:23:22 +0000 Message-ID: Subject: Re: [PATCH 1/8] build-system: clean up TCG/TCI configury To: =?UTF-8?Q?Daniel_P=2E_Berrang=C3=A9?= Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable Received-SPF: pass client-ip=2a00:1450:4864:20::635; envelope-from=peter.maydell@linaro.org; helo=mail-ej1-x635.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Paolo Bonzini , Stefan Weil , Helge Deller , John Paul Adrian Glaubitz , =?UTF-8?Q?Philippe_Mathieu=2DDaud=C3=A9?= , QEMU Developers , debian-superh@lists.debian.org, Stefan Hajnoczi , debian-hppa@lists.debian.org, =?UTF-8?B?TWFyYy1BbmRyw6kgTHVyZWF1?= , =?UTF-8?B?QWxleCBCZW5uw6ll?= , Aurelien Jarno Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Wed, 13 Jan 2021 at 13:57, Daniel P. Berrang=C3=A9 = wrote: > The question still remains whether anyone is actually likely to be > running/using QEMU on a sh4/hppa *host*, to emulate a different > guest arch ? This is what that TCG interpreter provides for. > eg would anyone really want to emulate aarch64 guest when runing on > a hppa host ? If anybody does, they should provide and help us maintain an hppa backend for tcg (and resources so we can CI it). TCI is going to be so slow as to be useless -- you might be able to tick a box saying "we built QEMU for this port" but I find it hard to believe anybody would actually use the result. thanks -- PMM