Mercurial > hg > truffle
view graal/com.oracle.jvmci.code/src/com/oracle/jvmci/code/CodeCacheProvider.java @ 21696:ca140f8c35be
Empty pointer stamps are also non-null.
author | Thomas Wuerthinger <thomas.wuerthinger@oracle.com> |
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date | Wed, 03 Jun 2015 14:08:29 +0200 |
parents | 36cf15e3219e |
children | 4c00096fc415 |
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/* * Copyright (c) 2009, 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.jvmci.code; import com.oracle.jvmci.meta.*; import com.oracle.jvmci.code.CompilationResult.DataPatch; import com.oracle.jvmci.code.DataSection.Data; /** * Access to code cache related details and requirements. */ public interface CodeCacheProvider { /** * Adds the given compilation result as an implementation of the given method without making it * the default implementation. * * @param method a method to which the executable code is begin added * @param compResult the compilation result to be added * @param speculationLog the speculation log to be used * @return a reference to the compiled and ready-to-run code or throws a * {@link BailoutException} if the code installation failed */ InstalledCode addMethod(ResolvedJavaMethod method, CompilationResult compResult, SpeculationLog speculationLog, InstalledCode predefinedInstalledCode); /** * Sets the given compilation result as the default implementation of the given method. * * @param method a method to which the executable code is begin added * @param compResult the compilation result to be added * @return a reference to the compiled and ready-to-run code or null if the code installation * failed */ InstalledCode setDefaultMethod(ResolvedJavaMethod method, CompilationResult compResult); /** * Returns a disassembly of some compiled code. * * @param compResult some compiled code * @param installedCode the result of installing the code in {@code compResult} or null if the * code has not yet been installed * * @return a disassembly. This will be of length 0 if the runtime does not support * disassembling. */ String disassemble(CompilationResult compResult, InstalledCode installedCode); /** * Gets the register configuration to use when compiling a given method. */ RegisterConfig getRegisterConfig(); /** * Minimum size of the stack area reserved for outgoing parameters. This area is reserved in all * cases, even when the compiled method has no regular call instructions. * * @return the minimum size of the outgoing parameter area in bytes */ int getMinimumOutgoingSize(); /** * Determines if a {@link DataPatch} should be created for a given primitive constant that is * part of a {@link CompilationResult}. A data patch is always created for an object constant. */ boolean needsDataPatch(JavaConstant constant); /** * Create a {@link Data} item for a {@link Constant}, that can be used in a {@link DataPatch}. */ Data createDataItem(Constant constant); /** * Gets a description of the target architecture. */ TargetDescription getTarget(); /** * Create a new speculation log for the target runtime. */ SpeculationLog createSpeculationLog(); }