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[173.198.77.218]) by smtp.gmail.com with ESMTPSA id k10-20020aa7820a000000b005cdbd9c8825sm4571884pfi.195.2023.02.27.11.31.14 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 27 Feb 2023 11:31:16 -0800 (PST) Message-ID: Date: Mon, 27 Feb 2023 09:31:12 -1000 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.7.1 Subject: Re: [PATCH v4 2/4] target/i386: add FZRM, FSRS, FSRC Content-Language: en-US To: Paolo Bonzini , qemu-devel@nongnu.org Cc: lei4.wang@intel.com, robert.hu@linux.intel.com, xiaoyao.li@intel.com, chenyi.qiang@intel.com References: <20230227101332.636203-1-pbonzini@redhat.com> <20230227101332.636203-3-pbonzini@redhat.com> From: Richard Henderson In-Reply-To: <20230227101332.636203-3-pbonzini@redhat.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit Received-SPF: pass client-ip=2607:f8b0:4864:20::1036; envelope-from=richard.henderson@linaro.org; helo=mail-pj1-x1036.google.com X-Spam_score_int: -21 X-Spam_score: -2.2 X-Spam_bar: -- X-Spam_report: (-2.2 / 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, NICE_REPLY_A=-0.089, 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: 2.1.29 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-bounces+qemu-devel=archiver.kernel.org@nongnu.org On 2/27/23 00:13, Paolo Bonzini wrote: > These are three more markers for string operation optimizations. > They can all be added to TCG, whose string operations are more or > less as fast as they can be for short lengths. > > Signed-off-by: Paolo Bonzini > --- > target/i386/cpu.c | 7 ++++--- > target/i386/cpu.h | 7 +++++++ > 2 files changed, 11 insertions(+), 3 deletions(-) They could in fact be faster, but good enough. :-) Reviewed-by: Richard Henderson r~