Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.virtual/src/com/oracle/graal/virtual/phases/ea/EarlyReadEliminationPhase.java @ 15867:23f45bae453a
read elimination without schedule
author | Lukas Stadler <lukas.stadler@oracle.com> |
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date | Fri, 23 May 2014 17:43:07 +0200 |
parents | d90e5c22ba55 |
children |
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/* * Copyright (c) 2011, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.graal.virtual.phases.ea; import static com.oracle.graal.compiler.common.GraalOptions.*; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.cfg.*; import com.oracle.graal.phases.common.*; import com.oracle.graal.phases.schedule.*; import com.oracle.graal.phases.tiers.*; public class EarlyReadEliminationPhase extends EffectsPhase<PhaseContext> { public EarlyReadEliminationPhase(CanonicalizerPhase canonicalizer) { super(1, canonicalizer, true); } @Override protected void run(StructuredGraph graph, PhaseContext context) { if (VirtualUtil.matches(graph, EscapeAnalyzeOnly.getValue())) { runAnalysis(graph, context); } } @Override protected Closure<?> createEffectsClosure(PhaseContext context, SchedulePhase schedule, ControlFlowGraph cfg) { assert schedule == null; return new ReadEliminationClosure(cfg); } }