From patchwork Tue Jun 29 19:10:04 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Andrew MacLeod X-Patchwork-Id: 1498551 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (sender SPF authorized) smtp.mailfrom=gcc.gnu.org (client-ip=2620:52:3:1:0:246e:9693:128c; helo=sourceware.org; envelope-from=gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org; receiver=) Authentication-Results: ozlabs.org; dkim=pass (1024-bit key; unprotected) header.d=gcc.gnu.org header.i=@gcc.gnu.org header.a=rsa-sha256 header.s=default header.b=xQAKjb2T; dkim-atps=neutral Received: from sourceware.org (server2.sourceware.org [IPv6:2620:52:3:1:0:246e:9693:128c]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 4GDvHC6lCGz9sW6 for ; Wed, 30 Jun 2021 05:12:07 +1000 (AEST) Received: from server2.sourceware.org (localhost [IPv6:::1]) by sourceware.org (Postfix) with ESMTP id CEB233853835 for ; Tue, 29 Jun 2021 19:12:04 +0000 (GMT) DKIM-Filter: OpenDKIM Filter v2.11.0 sourceware.org CEB233853835 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gcc.gnu.org; s=default; t=1624993924; bh=g1Cj7MNRL+V4wrEqR+vSVILclJenmVRW924EPu27wIo=; h=To:Subject:Date:List-Id:List-Unsubscribe:List-Archive:List-Post: List-Help:List-Subscribe:From:Reply-To:From; b=xQAKjb2T0lyKVb8vf4bhLtcDXml0Rz9Vxp0cE1Q4eQUtfKLaGYFg8mdypV215UB8X SlcMczuLcMUPNQ8nrh2mI2gCNdo4Ncr0zcDlPdEqSmgLXzJs5wZcgGMtlilRJ7ocr6 ukn9MP02zzM0k3d2Dx7g8J1Wnvf0DQbA2Jxlszk0= X-Original-To: gcc-patches@gcc.gnu.org Delivered-To: gcc-patches@gcc.gnu.org Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [216.205.24.124]) by sourceware.org (Postfix) with ESMTP id A21C438515E8 for ; Tue, 29 Jun 2021 19:10:12 +0000 (GMT) DMARC-Filter: OpenDMARC Filter v1.4.1 sourceware.org A21C438515E8 Received: from mail-qk1-f197.google.com (mail-qk1-f197.google.com [209.85.222.197]) (Using TLS) by relay.mimecast.com with ESMTP id us-mta-479-YuJPem02MjiYlqIqUqKmDg-1; Tue, 29 Jun 2021 15:10:07 -0400 X-MC-Unique: YuJPem02MjiYlqIqUqKmDg-1 Received: by mail-qk1-f197.google.com with SMTP id y206-20020a3764d70000b02903b2ff4c81b1so20152167qkb.21 for ; Tue, 29 Jun 2021 12:10:07 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:to:cc:from:subject:message-id:date:user-agent :mime-version:content-language; bh=g1Cj7MNRL+V4wrEqR+vSVILclJenmVRW924EPu27wIo=; b=c26P6WMf81Ji/0tZ4hfGWfnw6lvqBQtvF3GcZu+G1aKHdsnrocyFEoODeMCCtBwahQ JpVQ4NRSWow3D+hv3c4MsTWsuYi6OiuRG9AJ6p1ZazVt7kttUctoaMVPzCKlxV3T3df4 eokYrd8IlSRMnou5kgpg1MCHCNaVb5SUYY5VVZrD/5mKwzGQ1ZWeyqCxOU3N4z//rEaq cnUvlPxJ+IiD9roVzy1YjMrG3kifCfnVUydmJp9xx2ka8ujoVqwnTqW77O3dNo6bwhk3 XsfmWsw2iSUkxfz/WSvGeBDjo6wSYYtR8gRvGNjqi8qMHvQQTn4xDDbKgNxVinGsV/+e kLFw== X-Gm-Message-State: AOAM533JW7uzwI4zGfW0cSn1rbKUF5kHsIyLxyhEb/6SwQNWQo5CjSTj ipiLMd1Om/qDNFCwM5X8biWbZTKKf7LBSa9/8XmWZDYzGCt/m1SThw1S8BvZuZQHdXQDwwHRLDZ aDT+HEmVQzxkIp/jQpg== X-Received: by 2002:a0c:dd8c:: with SMTP id v12mr8689435qvk.23.1624993806951; Tue, 29 Jun 2021 12:10:06 -0700 (PDT) X-Google-Smtp-Source: ABdhPJyLI5iCHeBEfZEmbPERP1sRqN+aS7aJWWoEz6aVyHtqN03adkKvY2sv9coZs47t8m+aYiRxYg== X-Received: by 2002:a0c:dd8c:: with SMTP id v12mr8689422qvk.23.1624993806834; Tue, 29 Jun 2021 12:10:06 -0700 (PDT) Received: from [192.168.0.102] ([192.24.48.139]) by smtp.gmail.com with ESMTPSA id z3sm12657218qkj.40.2021.06.29.12.10.05 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Tue, 29 Jun 2021 12:10:05 -0700 (PDT) To: gcc-patches Subject: [PATCH] Allow PHIs to pick up global values. Message-ID: Date: Tue, 29 Jun 2021 15:10:04 -0400 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-CA X-Spam-Status: No, score=-12.2 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_LOW, RCVD_IN_MSPIKE_H4, RCVD_IN_MSPIKE_WL, SPF_HELO_NONE, SPF_PASS, TXREP autolearn=ham autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) 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: Andrew MacLeod via Gcc-patches From: Andrew MacLeod Reply-To: Andrew MacLeod Errors-To: gcc-patches-bounces+incoming=patchwork.ozlabs.org@gcc.gnu.org Sender: "Gcc-patches" EVRP appears to allow PHIS to pick up global values before inlining.. This simply matches that behaviour with ranger and allows better equality when running in ranger-only mode.. Bootstraps on x86_64-pc-linux-gnu with no regressions.  Pushed. Andrew From 604dce2d74d3417970e23e7ad38322d1adbca2e2 Mon Sep 17 00:00:00 2001 From: Andrew MacLeod Date: Fri, 25 Jun 2021 15:31:39 -0400 Subject: [PATCH 2/3] Allow PHIs to pick up global values. We can also apply known global values to PHI nodes in EVRP. * value-query.cc (gimple_range_global): Allow phis. --- gcc/value-query.cc | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/gcc/value-query.cc b/gcc/value-query.cc index 17dfdb1ccbe..730a2149275 100644 --- a/gcc/value-query.cc +++ b/gcc/value-query.cc @@ -419,7 +419,8 @@ gimple_range_global (tree name) gcc_checking_assert (gimple_range_ssa_p (name)); tree type = TREE_TYPE (name); - if (SSA_NAME_IS_DEFAULT_DEF (name) || (cfun && cfun->after_inlining)) + if (SSA_NAME_IS_DEFAULT_DEF (name) || (cfun && cfun->after_inlining) + || is_a (SSA_NAME_DEF_STMT (name))) { value_range vr; get_range_global (vr, name); -- 2.17.2