Mercurial > hg > graal-jvmci-8
view graal/com.oracle.graal.phases.common/src/com/oracle/graal/phases/common/inlining/info/InlineInfo.java @ 15957:cf51d3ade2fb
less canonicalization during InliningPhase
author | Lukas Stadler <lukas.stadler@oracle.com> |
---|---|
date | Wed, 28 May 2014 17:47:12 +0200 |
parents | 8c5bcddb4320 |
children | 1461d7627707 |
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/* * Copyright (c) 2013, 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.phases.common.inlining.info; import java.util.*; import com.oracle.graal.api.code.Assumptions; import com.oracle.graal.api.meta.MetaAccessProvider; import com.oracle.graal.api.meta.ResolvedJavaMethod; import com.oracle.graal.graph.*; import com.oracle.graal.nodes.Invoke; import com.oracle.graal.nodes.StructuredGraph; import com.oracle.graal.phases.common.inlining.info.elem.Inlineable; import com.oracle.graal.phases.util.Providers; /** * Represents an opportunity for inlining at a given invoke, with the given weight and level. The * weight is the amortized weight of the additional code - so smaller is better. The level is the * number of nested inlinings that lead to this invoke. */ public interface InlineInfo { /** * The graph containing the {@link #invoke() invocation} that may be inlined. */ StructuredGraph graph(); /** * The invocation that may be inlined. */ Invoke invoke(); /** * Returns the number of methods that may be inlined by the {@link #invoke() invocation}. This * may be more than one in the case of a invocation profile showing a number of "hot" concrete * methods dispatched to by the invocation. */ int numberOfMethods(); ResolvedJavaMethod methodAt(int index); Inlineable inlineableElementAt(int index); double probabilityAt(int index); double relevanceAt(int index); void setInlinableElement(int index, Inlineable inlineableElement); /** * Performs the inlining described by this object and returns the node that represents the * return value of the inlined method (or null for void methods and methods that have no * non-exceptional exit). * * @return a collection of nodes that need to be canonicalized after the inlining */ Collection<Node> inline(Providers providers, Assumptions assumptions); /** * Try to make the call static bindable to avoid interface and virtual method calls. */ void tryToDevirtualizeInvoke(MetaAccessProvider metaAccess, Assumptions assumptions); boolean shouldInline(); }