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([2804:1b3:a7c3:a647:44d5:84b0:a3f2:fe73]) by smtp.gmail.com with ESMTPSA id k28-20020aa79d1c000000b006bde2480806sm7506663pfp.47.2023.10.24.04.37.21 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 24 Oct 2023 04:37:22 -0700 (PDT) From: Adhemerval Zanella To: libc-alpha@sourceware.org Cc: Bruno Haible Subject: [PATCH v2 0/3] Fix fesetexcept/fesetexceptflag on powerpc and x86 Date: Tue, 24 Oct 2023 08:37:13 -0300 Message-Id: <20231024113716.3911015-1-adhemerval.zanella@linaro.org> X-Mailer: git-send-email 2.34.1 MIME-Version: 1.0 X-Spam-Status: No, score=-5.1 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, KAM_NUMSUBJECT, RCVD_IN_DNSWL_NONE, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=no autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on server2.sourceware.org X-BeenThere: libc-alpha@sourceware.org X-Mailman-Version: 2.1.30 Precedence: list List-Id: Libc-alpha mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: libc-alpha-bounces+patch=linaro.org@sourceware.org Bruno has found fesetexcept/fesetexceptflag wrongly raise floating-point exception flags on x86 and powerpc. Adhemerval Zanella (2): powerpc: Do not raise exception traps for fesetexcept/fesetexceptflag (BZ 30988) i686: Do not raise exception traps on fesetexcept (BZ 30989) Bruno Haible (1): x86: Do not raises floating-point exception traps on fesetexceptflag (BZ 30990) math/test-fesetexcept-traps.c | 22 ++++++--- math/test-fexcept-traps.c | 22 ++++++--- sysdeps/i386/fpu/fesetexcept.c | 41 +++++++++++++++-- sysdeps/i386/fpu/fsetexcptflg.c | 58 +++++++++++++++--------- sysdeps/i386/fpu/math-tests-trap-force.h | 29 ++++++++++++ sysdeps/powerpc/fpu/fesetexcept.c | 5 ++ sysdeps/powerpc/fpu/fsetexcptflg.c | 9 +++- sysdeps/x86_64/fpu/fsetexcptflg.c | 24 ++++++---- 8 files changed, 160 insertions(+), 50 deletions(-) create mode 100644 sysdeps/i386/fpu/math-tests-trap-force.h