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Date: Thu, 25 May 2023 07:35:17 +0200 Message-Id: <20230525053520.244673-1-aldyh@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.7 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-Spam-Status: No, score=-11.3 required=5.0 tests=BAYES_00, DKIMWL_WL_HIGH, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, GIT_PATCH_0, RCVD_IN_DNSWL_NONE, RCVD_IN_MSPIKE_H2, SPF_HELO_NONE, SPF_NONE, 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 X-BeenThere: gcc-patches@gcc.gnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Gcc-patches mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-Patchwork-Original-From: Aldy Hernandez via Gcc-patches From: Aldy Hernandez Reply-To: Aldy Hernandez Errors-To: gcc-patches-bounces+ouuuleilei=gmail.com@gcc.gnu.org Sender: "Gcc-patches" X-getmail-retrieved-from-mailbox: =?utf-8?q?INBOX?= X-GMAIL-THRID: =?utf-8?q?1766843222291781431?= X-GMAIL-MSGID: =?utf-8?q?1766843222291781431?= Generalize frange::set_nan() to take a nan_state and make current set_nan() methods syntactic sugar. This is in preparation for better streaming of NANs for LTO/IPA. gcc/ChangeLog: * value-range.h (frange::set_nan): New. --- gcc/value-range.h | 32 +++++++++++++++++--------------- 1 file changed, 17 insertions(+), 15 deletions(-) diff --git a/gcc/value-range.h b/gcc/value-range.h index b8cc2a0e76a..39023e7b5eb 100644 --- a/gcc/value-range.h +++ b/gcc/value-range.h @@ -327,6 +327,7 @@ public: const nan_state &, value_range_kind = VR_RANGE); void set_nan (tree type); void set_nan (tree type, bool sign); + void set_nan (tree type, const nan_state &); virtual void set_varying (tree type) override; virtual void set_undefined () override; virtual bool union_ (const vrange &) override; @@ -1219,17 +1220,18 @@ frange_val_is_max (const REAL_VALUE_TYPE &r, const_tree type) return real_identical (&max, &r); } -// Build a signless NAN of type TYPE. +// Build a NAN with a state of NAN. inline void -frange::set_nan (tree type) +frange::set_nan (tree type, const nan_state &nan) { + gcc_checking_assert (nan.pos_p () || nan.neg_p ()); if (HONOR_NANS (type)) { m_kind = VR_NAN; m_type = type; - m_pos_nan = true; - m_neg_nan = true; + m_neg_nan = nan.neg_p (); + m_pos_nan = nan.pos_p (); if (flag_checking) verify_range (); } @@ -1237,22 +1239,22 @@ frange::set_nan (tree type) set_undefined (); } +// Build a signless NAN of type TYPE. + +inline void +frange::set_nan (tree type) +{ + nan_state nan (true); + set_nan (type, nan); +} + // Build a NAN of type TYPE with SIGN. inline void frange::set_nan (tree type, bool sign) { - if (HONOR_NANS (type)) - { - m_kind = VR_NAN; - m_type = type; - m_neg_nan = sign; - m_pos_nan = !sign; - if (flag_checking) - verify_range (); - } - else - set_undefined (); + nan_state nan (/*pos=*/!sign, /*neg=*/sign); + set_nan (type, nan); } // Return TRUE if range is known to be finite.