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[174.21.72.5]) by smtp.gmail.com with ESMTPSA id h11-20020a170902f54b00b001ddddc8c41fsm10113224plf.157.2024.04.16.12.56.12 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 16 Apr 2024 12:56:12 -0700 (PDT) Message-ID: <1cd9db5c-fd3a-45d8-96d5-227ea720dab3@linaro.org> Date: Tue, 16 Apr 2024 12:56:11 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 1/2] or1k: Add hard float support To: Adhemerval Zanella Netto , Stafford Horne , GLIBC patches Cc: Linux OpenRISC References: <20240329074044.1961252-1-shorne@gmail.com> <20240329074044.1961252-2-shorne@gmail.com> <4fca2ce2-2a45-4021-b91c-3e0c9dd8f6e2@linaro.org> <9870848e-0b2e-423f-8dd1-4bed6968aeda@linaro.org> Content-Language: en-US From: Richard Henderson In-Reply-To: <9870848e-0b2e-423f-8dd1-4bed6968aeda@linaro.org> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-5.5 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE,SPF_HELO_NONE,SPF_PASS,TXREP 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: On 4/16/24 09:20, Adhemerval Zanella Netto wrote: > Right, it was not clear from patch without dig into the ABI documen > itself. So the only thing I am not sure is the mcontext_t change. > Other ABIs added a symbol version to proper handle it, so maybe > OpenRISC would need something similar. Yes, I think some compat symbols are needed for getcontext et al, since the size of ucontext_t changes. I think softfloat glibc should populate the same field (with zero, since neither exceptions nor rounding are supported). r~