Mercurial > hg > graal-jvmci-8
view graal/com.oracle.truffle.api/src/com/oracle/truffle/api/TruffleRuntime.java @ 15089:448338c9ce96
Truffle: Made inlining context-insensitive again to reduce complexity.
author | Christian Humer <christian.humer@gmail.com> |
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date | Mon, 14 Apr 2014 18:25:23 +0200 |
parents | f675818d9ad0 |
children | 607e33885130 |
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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. 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; import com.oracle.truffle.api.frame.*; import com.oracle.truffle.api.impl.*; import com.oracle.truffle.api.nodes.*; /** * Interface representing a Truffle runtime object. The runtime is responsible for creating call * targets and performing optimizations for them. */ public interface TruffleRuntime { /** * Name describing this runtime implementation for debugging purposes. * * @return the name as a String */ String getName(); /** * Creates a new call target for a given root node. * * @param rootNode the root node whose * {@link RootNode#execute(com.oracle.truffle.api.frame.VirtualFrame)} method * represents the entry point * @return the new call target object */ RootCallTarget createCallTarget(RootNode rootNode); CallNode createCallNode(CallTarget target); /** * Creates a new assumption object that can be checked and invalidated. * * @return the newly created assumption object */ Assumption createAssumption(); /** * Creates a new assumption object with a given name that can be checked and invalidated. * * @param name the name for the new assumption * @return the newly created assumption object */ Assumption createAssumption(String name); /** * Creates a new virtual frame object that can be used to store values and is potentially * optimizable by the runtime. * * @return the newly created virtual frame object */ VirtualFrame createVirtualFrame(Object[] arguments, FrameDescriptor frameDescriptor); /** * Creates a new materialized frame object that can be used to store values. * * @return the newly created materialized frame object */ MaterializedFrame createMaterializedFrame(Object[] arguments); /** * Creates a new materialized frame object with the given frame descriptor that can be used to * store values. * * @param frameDescriptor the frame descriptor describing this frame's values * @return the newly created materialized frame object */ MaterializedFrame createMaterializedFrame(Object[] arguments, FrameDescriptor frameDescriptor); /** * Accesses the current stack, i.e., the contents of the {@link Frame}s and the associated * {@link CallTarget}s. For this functionality to work each call needs to go through * {@link DefaultCallNode#callProxy(MaterializedFrameNotify, CallTarget, VirtualFrame, Object[])} * instead of calling {@link CallTarget#call(Object[])} directly. * * @return a lazy collection of {@link FrameInstance}. */ Iterable<FrameInstance> getStackTrace(); /** * Accesses the current frame, i.e., the frame of the closest {@link CallTarget}. It is * important to note that this {@link FrameInstance} supports only slow path access. */ FrameInstance getCurrentFrame(); }