From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mail-pj1-x102e.google.com (mail-pj1-x102e.google.com [IPv6:2607:f8b0:4864:20::102e]) by sourceware.org (Postfix) with ESMTPS id 696013858C2D for ; Tue, 11 Oct 2022 04:46:38 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org 696013858C2D Authentication-Results: sourceware.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: sourceware.org; spf=pass smtp.mailfrom=gmail.com Received: by mail-pj1-x102e.google.com with SMTP id b15so11501957pje.1 for ; Mon, 10 Oct 2022 21:46:38 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; h=to:subject:from:content-language:user-agent:mime-version:date :message-id:from:to:cc:subject:date:message-id:reply-to; bh=W0d0r9ZDO/OL4V95Ii93gjDtgQP6dnJxA83okTO0RDc=; b=Y+vxxIyGOd0g3I9gnWb/XYs4Lk567RPcZhYuahTv3gfn3mip23lnJ9yqFH0E9ykcXV pNBQiAGgtQdAJP+PaVbgbRYCTRkwMSRubvZaIMNT5DILUsr+I36Y2tZWeF5IxZjP0R/a RWhOuIAkgmQVn/DwxId06em6OwFJThqGgHmVGjI1eQqvqFnasjjcckbTW4myA9rOvBsi eEVFDSGAlijFqrn88ircmp5ulSiulrN+lNeNk2XAO50HkgC2CllB5Tb+6NCdhY0MIpGj NAidrCrktLEZI2sUlO/EEkQGU49sx52Q4jVu0c/L8gS4nN47EjGrjKHhlJ60jWtk6HVl BNxQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=to:subject:from:content-language:user-agent:mime-version:date :message-id:x-gm-message-state:from:to:cc:subject:date:message-id :reply-to; bh=W0d0r9ZDO/OL4V95Ii93gjDtgQP6dnJxA83okTO0RDc=; b=Udd3doV9LPwCJ60otUWKwErOkHqTDgnVsRTLAZNPVP0H9yFYEJ1v5AP0bine8asoan MMPCXOvoXtKAIPrOI+Z4pdPf3xF5ctlHBinet5lYi2DGAvRrpx8BfQpuOGpBg6MYDOe0 kKTeI41LcsV5pxNGMNwda5RqdGzFMjEqPLjxB+5vqXwBdSXTSnLh2/3YEx4aU56G8ms1 tJWwiQV6c15j5FD8KuJ5d7MnfK19Uykdsm9sozCl/f4zlc2HVJlKoU3DS91sZlFlyrlU 45/KHAZGW2TApiYYjZBBtkvCwvab9jNPsYipsVJjtOElWYUjQI5uQ7HpzBizfYr3kgkJ +s3A== X-Gm-Message-State: ACrzQf1tDgFEVm/ZmtuUKr2hLNCf6wQIFRaVRvxREg9j6aKXzs3FvlM3 44KJHfyktpqf8flntblLxLHVJTjQVoaoZA== X-Google-Smtp-Source: AMsMyM5XaLzF7s6TW9FOxF2vXUGTDXFkUZBfzhc314Sn7fBAsTRhFYEf0bpDAacWoWc1UKb4Enr/tA== X-Received: by 2002:a17:903:120d:b0:179:d027:66f0 with SMTP id l13-20020a170903120d00b00179d02766f0mr22350911plh.61.1665463596881; Mon, 10 Oct 2022 21:46:36 -0700 (PDT) Received: from ?IPV6:2601:681:8600:13d0::f0a? ([2601:681:8600:13d0::f0a]) by smtp.gmail.com with ESMTPSA id o8-20020a170902d4c800b00179c81f6693sm7524061plg.264.2022.10.10.21.46.36 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 10 Oct 2022 21:46:36 -0700 (PDT) Content-Type: multipart/mixed; boundary="------------RP8OK9pegBt0qUcqopDeq3nf" Message-ID: Date: Mon, 10 Oct 2022 22:46:35 -0600 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.3.1 Content-Language: en-US From: Jeff Law Subject: [committed] [PR rtl-optimization/107182] Clear EDGE_CROSSING for jump->ret optimization To: "gcc-patches@gcc.gnu.org" X-Spam-Status: No, score=-8.8 required=5.0 tests=BAYES_00,DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,FREEMAIL_FROM,GIT_PATCH_0,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: This is a multi-part message in MIME format. --------------RP8OK9pegBt0qUcqopDeq3nf Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit When turning a jump to a return into a return, we need to clear EDGE_CROSSING of the fallthru edge to prevent a checking failure. I considered not applying the transformation when the edge has EDGE_CROSSING set, but it still seems like we ought to eliminate the unnecessary jump in that case. Bootstrapped and regression tested on x86_64.  Also did a profiled bootstrap and regression test on x86_64. Installing on the trunk. 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