Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/call/SLInlinableDirectDispatchNode.java @ 13761:7c418666c6c9
Refactoring and cleanup of Simple Language (more to come soon)
author | Christian Wimmer <christian.wimmer@oracle.com> |
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date | Fri, 24 Jan 2014 18:16:24 -0800 |
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/* * Copyright (c) 2013, 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.truffle.sl.nodes.call; import com.oracle.truffle.api.*; import com.oracle.truffle.api.CompilerDirectives.CompilationFinal; import com.oracle.truffle.api.frame.*; import com.oracle.truffle.api.nodes.*; import com.oracle.truffle.sl.nodes.*; import com.oracle.truffle.sl.runtime.*; final class SLInlinableDirectDispatchNode extends SLDirectDispatchNode implements InlinableCallSite { @CompilationFinal private int callCount; protected SLInlinableDirectDispatchNode(SLAbstractDispatchNode next, SLFunction cachedFunction) { super(next, cachedFunction); } @Override protected Object executeCurrent(VirtualFrame frame, SLArguments arguments) { if (CompilerDirectives.inInterpreter()) { callCount++; } return cachedCallTarget.call(frame.pack(), arguments); } @Override public boolean inline(FrameFactory factory) { CompilerAsserts.neverPartOfCompilation(); RootNode root = cachedCallTarget.getRootNode(); SLExpressionNode inlinedNode = ((SLRootNode) root).inline(); assert inlinedNode != null; replace(new SLInlinedDirectDispatchNode(this, inlinedNode), "Inlined " + root); /* We are always able to inline if required. */ return true; } @Override public int getCallCount() { return callCount; } @Override public void resetCallCount() { callCount = 0; } @Override public Node getInlineTree() { RootNode root = cachedCallTarget.getRootNode(); if (root instanceof SLRootNode) { return ((SLRootNode) root).getUninitializedBody(); } return null; } @Override public CallTarget getCallTarget() { return cachedCallTarget; } }