Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.api/src/com/oracle/truffle/api/CompilerAsserts.java @ 10506:7344fa3e8833
Fixed an interpreter issue concerning a trashed register.
author | Christian Haeubl <haeubl@ssw.jku.at> |
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date | Mon, 24 Jun 2013 11:43:48 +0200 |
parents | 8f540423a5be |
children | 494b818b527c |
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/* * Copyright (c) 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.api; /** * Assertions about the code produced by the Truffle compiler. All operations have no effect when * either executed in the interpreter or in the compiled code. The assertions are checked during * code generation and the Truffle compiler produces for failing assertions a stack trace that * identifies the code position of the assertion in the context of the current compilation. * */ public class CompilerAsserts { /** * Assertion that this code position should never be reached during compilation. It can be used * for exceptional code paths or rare code paths that should never be included in a compilation * unit. See {@link CompilerDirectives#transferToInterpreter()} for the corresponding compiler * directive. */ public static void neverPartOfCompilation() { } /** * Assertion that the corresponding value is reduced to a constant during compilation. * * @param value the value that must be constant during compilation * @return the value given as parameter */ public static boolean compilationConstant(boolean value) { return value; } /** * Assertion that the corresponding value is reduced to a constant during compilation. * * @param value the value that must be constant during compilation * @return the value given as parameter */ public static byte compilationConstant(byte value) { return value; } /** * Assertion that the corresponding value is reduced to a constant during compilation. * * @param value the value that must be constant during compilation * @return the value given as parameter */ public static char compilationConstant(char value) { return value; } /** * Assertion that the corresponding value is reduced to a constant during compilation. * * @param value the value that must be constant during compilation * @return the value given as parameter */ public static short compilationConstant(short value) { return value; } /** * Assertion that the corresponding value is reduced to a constant during compilation. * * @param value the value that must be constant during compilation * @return the value given as parameter */ public static int compilationConstant(int value) { return value; } /** * Assertion that the corresponding value is reduced to a constant during compilation. * * @param value the value that must be constant during compilation * @return the value given as parameter */ public static long compilationConstant(long value) { return value; } /** * Assertion that the corresponding value is reduced to a constant during compilation. * * @param value the value that must be constant during compilation * @return the value given as parameter */ public static float compilationConstant(float value) { return value; } /** * Assertion that the corresponding value is reduced to a constant during compilation. * * @param value the value that must be constant during compilation * @return the value given as parameter */ public static double compilationConstant(double value) { return value; } /** * Assertion that the corresponding value is reduced to a constant during compilation. * * @param value the value that must be constant during compilation * @return the value given as parameter */ public static Object compilationConstant(Object value) { return value; } }