Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.api.interop/src/com/oracle/truffle/api/interop/ForeignAccessFactory.java @ 19258:8c5f514d02c4
LoopUnswicthing: add metric for rejected loops
author | Gilles Duboscq <gilles.m.duboscq@oracle.com> |
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date | Mon, 09 Feb 2015 15:13:00 +0100 |
parents | d6dba4c723c0 |
children |
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/* * Copyright (c) 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. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * 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.interop; import com.oracle.truffle.api.*; import com.oracle.truffle.api.interop.messages.*; /** * Interface of a factory that produces AST snippets that can access a foreign {@code TruffleObject} * . A Truffle language implementation accesses a {@code TruffleObject} via a {@code Message}. The * {@code TruffleObject} instance provides a {@code ForeignAccessFactory} instance that provides an * AST snippet for a given {@code Message}. */ public interface ForeignAccessFactory { /** * Provides a {@code InteropPredicate} that tests whether a {@code TruffleObject} can be * accessed using AST snippets, produced by this {@code ForeignAccessFactory}. * * @return the {@code InteropPredicate} that tests if a {@code TruffleObject} can be accessed by * AST snipptes, produces by this {@code ForeignAccessFactory}. */ InteropPredicate getLanguageCheck(); /** * Provides an AST snippet to access a {@code TruffleObject}. * * @param tree the {@code Message} that represents the access to a {@code TruffleObject}. * @return the AST snippet for accessing the {@code TruffleObject}, wrapped as a * {@code CallTarget}. */ CallTarget getAccess(Message tree); }