Mercurial > hg > graal-jvmci-8
diff graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/SLRootNode.java @ 13761:7c418666c6c9
Refactoring and cleanup of Simple Language (more to come soon)
author | Christian Wimmer <christian.wimmer@oracle.com> |
---|---|
date | Fri, 24 Jan 2014 18:16:24 -0800 |
parents | graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/FunctionRootNode.java@40fd9958cdf5 |
children | 739194d1e813 |
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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/SLRootNode.java Fri Jan 24 18:16:24 2014 -0800 @@ -0,0 +1,88 @@ +/* + * Copyright (c) 2012, 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; + +import com.oracle.truffle.api.*; +import com.oracle.truffle.api.dsl.*; +import com.oracle.truffle.api.frame.*; +import com.oracle.truffle.api.nodes.*; +import com.oracle.truffle.sl.builtins.*; +import com.oracle.truffle.sl.nodes.controlflow.*; +import com.oracle.truffle.sl.nodes.local.*; +import com.oracle.truffle.sl.runtime.*; + +public final class SLRootNode extends RootNode { + + @Child private SLExpressionNode body; + + private final SLExpressionNode uninitializedBody; + private final String name; + private final boolean inlineImmediatly; + + public static RootCallTarget createFunction(String name, FrameDescriptor frameDescriptor, SLStatementNode body) { + SLFunctionBodyNode bodyContainer = new SLFunctionBodyNode(frameDescriptor, body); + SLRootNode root = new SLRootNode(frameDescriptor, bodyContainer, name, false); + return Truffle.getRuntime().createCallTarget(root); + } + + public static RootCallTarget createBuiltin(SLContext context, NodeFactory<? extends SLBuiltinNode> factory, String name) { + int argumentCount = factory.getExecutionSignature().size(); + SLExpressionNode[] arguments = new SLExpressionNode[argumentCount]; + for (int i = 0; i < arguments.length; i++) { + arguments[i] = new SLReadArgumentNode(i); + } + SLBuiltinNode buitinBody = factory.createNode(arguments, context); + SLRootNode root = new SLRootNode(new FrameDescriptor(), buitinBody, name, true); + return Truffle.getRuntime().createCallTarget(root); + } + + private SLRootNode(FrameDescriptor frameDescriptor, SLExpressionNode body, String name, boolean inlineImmediatly) { + super(null, frameDescriptor); + this.uninitializedBody = NodeUtil.cloneNode(body); + this.body = adoptChild(body); + this.name = name; + this.inlineImmediatly = inlineImmediatly; + } + + @Override + public Object execute(VirtualFrame frame) { + return body.executeGeneric(frame); + } + + public boolean isInlineImmediatly() { + return inlineImmediatly; + } + + public SLExpressionNode inline() { + return NodeUtil.cloneNode(uninitializedBody); + } + + public Node getUninitializedBody() { + return uninitializedBody; + } + + @Override + public String toString() { + return "function " + name; + } +}