From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from nh505-vm12.bullet.mail.kks.yahoo.co.jp (nh505-vm12.bullet.mail.kks.yahoo.co.jp [183.79.57.114]) by sourceware.org (Postfix) with SMTP id B67663856DC3 for ; Sun, 29 May 2022 11:00:06 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org B67663856DC3 Received: from [183.79.100.141] by nh505.bullet.mail.kks.yahoo.co.jp with NNFMP; 29 May 2022 11:00:03 -0000 Received: from [183.79.100.137] by t504.bullet.mail.kks.yahoo.co.jp with NNFMP; 29 May 2022 11:00:03 -0000 Received: from [127.0.0.1] by omp506.mail.kks.yahoo.co.jp with NNFMP; 29 May 2022 11:00:03 -0000 X-Yahoo-Newman-Property: ymail-3 X-Yahoo-Newman-Id: 731888.81333.bm@omp506.mail.kks.yahoo.co.jp Received: (qmail 50971 invoked by alias); 29 May 2022 11:00:03 -0000 Received: from unknown (HELO ?192.168.2.3?) (175.177.45.170 with ) by smtp5006.mail.kks.ynwp.yahoo.co.jp with SMTP; 29 May 2022 11:00:03 -0000 X-YMail-JAS: zCAV3wgVM1kByFvgSrFJ8OT_s3Q1qtzV1P1jjWImVeMPM.JvAvmvJMofdaa8oehmECmGjTBYO8cXJrfocxX2fc2L_.Ubv9vPoiwSlOctnz1gg6rqWeVBBPv29AM0M3Xnk2FQLICIBA-- X-Apparently-From: X-YMail-OSG: YpP6OXwVM1lhPEvbeWzTbjTWGYpQMhbjWNWtiatS.1bq09h a6HPlBTrIldMz4oJdg8L3EFogFikY_FijAkfeqIl1Y3C_WXP5YhI7WRNaOkZ L3NzYpmQupyYmvk3lzyds_Mj5YO8GN9Zt73oElIGU66aMAl2x3q0Y9ZCVKWr UOtk1hTimVakC9qHLmexi.ATQnSBZrHvET5CEKwu1GJOjfjnzCAzzn8bM78u Z2KEfipx7CgLUEeO_nImiTekaMxJwF9CIGYzq7se8z7K6pHjFgQ4eNnUXuUY 380B.vCfNVC_a_V2Hr5jnN3_PSu_MSkyIv3AXLlT_jYid3OC3gjeyNw3TYJ7 Bwn7KAycUqfiaWFC4ADoBy7gRq0rHDSYxWD53HfXhqkg4NOoQdyFgZOhtBqz _9WSXa4JrrDQ3Np.FY2Bezfki8fseilQ2BCoj8YLGaJ7nfRTNiVMrTBzo7MQ ZpO8MZhgWLD0Yve6jGg1H98ZbmJrhFRl0_ow3Rcmih5eY0QInd_dgu8_3KQB tuQz3lLttsBl.CQGZwL08kwAFw9GZD2kTu4s8Bw6szrvp2OyJpYLCj6Bu_KA hhXzgvhAT9Z84Jji93Hy_rt_bust75wJgRQLoz_G_nANHvVJ3tfm.ox6NCiP SJ1c48hnkCvKGsfg2kXlUT6y79UJGUFy8SoRnX8VSnz9Vs5_SOh1.ZtZSVA7 2E8bVWdmPLF0pCIQ108cvnfwklE.BIvjrGmcyKJNFu3Zwpl_gi01KiKMfavL WvSIQ03ek16g1lzd4XkBzq8gddABg.O76BTtvQPXbueuGMU9bg67i49858Y_ uwsO_wJjW1wHL4vIBa.J7GzRFDAVS.XzzWWV6QAbLlthe9aOCnvXgtSLVcRb CHg1UNHvmLLpQdVY3GyAZerGQL.j6wI0MOQWrJuEKwtTnUjzcRoScmQeQSCO MsorGoVT60BuTTd1y Message-ID: <35ee614e-9ab5-0bba-bcc2-6e27c9ef3d6a@yahoo.co.jp> Date: Sun, 29 May 2022 19:44:32 +0900 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 6.1; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.9.1 Content-Language: en-US To: GCC Patches From: Takayuki 'January June' Suwa Subject: [PATCH 1/4] xtensa: Implement bswaphi2 insn pattern Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-Spam-Status: No, score=-12.5 required=5.0 tests=BAYES_00, DKIM_SIGNED, DKIM_VALID, DKIM_VALID_AU, DKIM_VALID_EF, FREEMAIL_ENVFROM_END_DIGIT, FREEMAIL_FROM, GIT_PATCH_0, 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 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-List-Received-Date: Sun, 29 May 2022 11:00:09 -0000 This patch adds bswaphi2 insn pattern that is one instruction less than the default expansion. gcc/ChangeLog: * config/xtensa/xtensa.md (bswaphi2): New insn pattern. --- gcc/config/xtensa/xtensa.md | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/gcc/config/xtensa/xtensa.md b/gcc/config/xtensa/xtensa.md index 6f5cbc541d8..217879bde15 100644 --- a/gcc/config/xtensa/xtensa.md +++ b/gcc/config/xtensa/xtensa.md @@ -471,6 +471,16 @@ ;; Byte swap. +(define_insn "bswaphi2" + [(set (match_operand:HI 0 "register_operand" "=a") + (bswap:HI (match_operand:HI 1 "register_operand" "r"))) + (clobber (match_scratch:HI 2 "=&a"))] + "" + "extui\t%2, %1, 8, 8\;slli\t%0, %1, 8\;or\t%0, %0, %2" + [(set_attr "type" "arith") + (set_attr "mode" "HI") + (set_attr "length" "9")]) + (define_expand "bswapsi2" [(set (match_operand:SI 0 "register_operand" "") (bswap:SI (match_operand:SI 1 "register_operand" "")))] -- 2.20.1