Mercurial > hg > graal-jvmci-8
diff 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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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/call/SLInlinableDirectDispatchNode.java Fri Jan 24 18:16:24 2014 -0800 @@ -0,0 +1,82 @@ +/* + * 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; + } +}