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view graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/runtime/SLFunctionRegistry.java @ 16674:70f47dbbcabd
Truffle/SourceAttribution: NodeUtil.displaySourceAttribution() outut revised for legibility.
author | Michael Van De Vanter <michael.van.de.vanter@oracle.com> |
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date | Fri, 01 Aug 2014 16:28:06 -0700 |
parents | b16ec83edc73 |
children |
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/* * Copyright (c) 2012, 2014, 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.runtime; import java.util.*; import com.oracle.truffle.api.*; import com.oracle.truffle.sl.nodes.*; /** * Manages the mapping from function names to {@link SLFunction function objects}. */ public final class SLFunctionRegistry { private final Map<String, SLFunction> functions = new HashMap<>(); /** * Returns the canonical {@link SLFunction} object for the given name. If it does not exist yet, * it is created. */ public SLFunction lookup(String name) { SLFunction result = functions.get(name); if (result == null) { result = new SLFunction(name); functions.put(name, result); } return result; } /** * Associates the {@link SLFunction} with the given name with the given implementation root * node. If the function did not exist before, it defines the function. If the function existed * before, it redefines the function and the old implementation is discarded. */ public void register(String name, SLRootNode rootNode) { SLFunction function = lookup(name); RootCallTarget callTarget = Truffle.getRuntime().createCallTarget(rootNode); function.setCallTarget(callTarget); } /** * Returns the sorted list of all functions, for printing purposes only. */ public List<SLFunction> getFunctions() { List<SLFunction> result = new ArrayList<>(functions.values()); Collections.sort(result, new Comparator<SLFunction>() { public int compare(SLFunction f1, SLFunction f2) { return f1.toString().compareTo(f2.toString()); } }); return result; } }