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[83.35.24.93]) by smtp.gmail.com with ESMTPSA id z12sm11827711wmc.5.2021.06.19.08.50.31 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 19 Jun 2021 08:50:31 -0700 (PDT) Subject: Re: [PATCH v7 13/27] tcg/tci: Emit setcond before brcond To: Richard Henderson , qemu-devel@nongnu.org References: <20210601150106.12761-1-richard.henderson@linaro.org> <20210601150106.12761-14-richard.henderson@linaro.org> From: =?UTF-8?Q?Philippe_Mathieu-Daud=c3=a9?= Message-ID: <49a4b0a9-255e-9fb7-5368-d9b96c774ff1@amsat.org> Date: Sat, 19 Jun 2021 17:50:30 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.10.1 MIME-Version: 1.0 In-Reply-To: <20210601150106.12761-14-richard.henderson@linaro.org> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::429; envelope-from=philippe.mathieu.daude@gmail.com; helo=mail-wr1-x429.google.com X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FORGED_FROMDOMAIN=0.249, FREEMAIL_FROM=0.001, HEADER_FROM_DIFFERENT_DOMAINS=0.249, NICE_REPLY_A=-0.202, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=no 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On 6/1/21 5:00 PM, Richard Henderson wrote: > The encoding planned for tci does not have enough room for > brcond2, with 4 registers and a condition as input as well > as the label. Resolve the condition into TCG_REG_TMP, and > relax brcond to one register plus a label, considering the > condition to always be reg != 0. > > Tested-by: Philippe Mathieu-Daudé > Signed-off-by: Richard Henderson > --- > tcg/tci.c | 68 ++++++++++------------------------------ > tcg/tci/tcg-target.c.inc | 52 +++++++++++------------------- > 2 files changed, 35 insertions(+), 85 deletions(-) Reviewed-by: Philippe Mathieu-Daudé