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[149.172.150.237]) by smtp.gmail.com with ESMTPSA id s22-20020a170906501600b00a42e2bc82dbsm671388ejj.169.2024.02.29.05.21.55 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 29 Feb 2024 05:21:55 -0800 (PST) Message-ID: Date: Thu, 29 Feb 2024 14:21:54 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Cc: rdapp.gcc@gmail.com, "pan2.li" , gcc-patches , "yanzhang.wang" , jeffreyalaw Subject: Re: [PATCH v3] RISC-V: Introduce gcc option mrvv-vector-bits for RVV To: "juzhe.zhong@rivai.ai" , "kito.cheng" References: <20240223080558.2644800-1-pan2.li@intel.com> <20240228103532.2079576-1-pan2.li@intel.com> <1AA40984DD2A43FA+202402282158578616418@rivai.ai> <647FCD23A6182E2F+202402290923119728381@rivai.ai> Content-Language: en-US From: Robin Dapp In-Reply-To: <647FCD23A6182E2F+202402290923119728381@rivai.ai> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-2.9 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,RCVD_IN_DNSWL_NONE,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: > I think it makes more sense to remove the whole > --param=riscv-autovec-preference since we should use > -fno-tree-vectorize instead of --param=riscv-autovec-preference=none > which is more reasonable compile option for users. > > --param is just a internal testing option that we added before, > ideally we should remove them. Yes, I agree with that. At least the "none" part doesn't seem necessary. Regards Robin