Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.dsl.processor/src/com/oracle/truffle/dsl/processor/ast/CodeNames.java @ 15128:d0e2d565176f
BaselineCompiler: copy frame state builder at loop headers.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Tue, 15 Apr 2014 20:35:52 +0200 |
parents | 79041ab43660 |
children |
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/* * Copyright (c) 2012, 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.dsl.processor.ast; import java.util.*; import javax.lang.model.element.*; public abstract class CodeNames { private static Map<String, Name> names = new HashMap<>(); public static Name of(String value) { Name name = names.get(value); if (name == null) { name = new NameImpl(value); names.put(value, name); } return name; } private static class NameImpl implements Name { private final String name; public NameImpl(String name) { this.name = name; } @Override public int length() { return name.length(); } @Override public char charAt(int index) { return name.charAt(index); } @Override public CharSequence subSequence(int start, int end) { return name.subSequence(start, end); } @Override public boolean contentEquals(CharSequence cs) { return name.contentEquals(cs); } @Override public boolean equals(Object obj) { if (obj instanceof Name) { return ((Name) obj).contentEquals(name); } return super.equals(obj); } @Override public int hashCode() { return name.hashCode(); } @Override public String toString() { return name; } } }