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Date: Wed, 9 Nov 2022 10:02:46 +0100 Message-Id: <20221109090246.1036213-1-aldyh@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com X-Spam-Status: No, score=-11.4 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 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?1749008650042243983?= X-GMAIL-MSGID: =?utf-8?q?1749008650042243983?= We can implement the op[12]_range entries for plus and minus in terms of each other. These are adapted from the integer versions. gcc/ChangeLog: * range-op-float.cc (foperator_plus::op1_range): New. (foperator_plus::op2_range): New. (foperator_minus::op1_range): New. (foperator_minus::op2_range): New. --- gcc/range-op-float.cc | 45 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 45 insertions(+) diff --git a/gcc/range-op-float.cc b/gcc/range-op-float.cc index d52e971f84e..44db81c1c1e 100644 --- a/gcc/range-op-float.cc +++ b/gcc/range-op-float.cc @@ -1862,6 +1862,29 @@ foperator_unordered_equal::op1_range (frange &r, tree type, class foperator_plus : public range_operator_float { + using range_operator_float::op1_range; + using range_operator_float::op2_range; +public: + virtual bool op1_range (frange &r, tree type, + const frange &lhs, + const frange &op2, + relation_trio = TRIO_VARYING) const final override + { + if (lhs.undefined_p ()) + return false; + range_op_handler minus (MINUS_EXPR, type); + if (!minus) + return false; + return minus.fold_range (r, type, lhs, op2); + } + virtual bool op2_range (frange &r, tree type, + const frange &lhs, + const frange &op1, + relation_trio = TRIO_VARYING) const final override + { + return op1_range (r, type, lhs, op1); + } +private: void rv_fold (REAL_VALUE_TYPE &lb, REAL_VALUE_TYPE &ub, bool &maybe_nan, tree type, const REAL_VALUE_TYPE &lh_lb, @@ -1886,6 +1909,28 @@ class foperator_plus : public range_operator_float class foperator_minus : public range_operator_float { + using range_operator_float::op1_range; + using range_operator_float::op2_range; +public: + virtual bool op1_range (frange &r, tree type, + const frange &lhs, + const frange &op2, + relation_trio = TRIO_VARYING) const final override + { + if (lhs.undefined_p ()) + return false; + return fop_plus.fold_range (r, type, lhs, op2); + } + virtual bool op2_range (frange &r, tree type, + const frange &lhs, + const frange &op1, + relation_trio = TRIO_VARYING) const final override + { + if (lhs.undefined_p ()) + return false; + return fold_range (r, type, op1, lhs); + } +private: void rv_fold (REAL_VALUE_TYPE &lb, REAL_VALUE_TYPE &ub, bool &maybe_nan, tree type, const REAL_VALUE_TYPE &lh_lb,