Mercurial > hg > truffle
diff jvmci/com.oracle.jvmci.code/src/com/oracle/jvmci/code/CodeCacheProvider.java @ 21798:395ac43a8578
moved JVMCI sources from graal/ to jvmci/ directory
author | Doug Simon <doug.simon@oracle.com> |
---|---|
date | Tue, 09 Jun 2015 00:22:49 +0200 |
parents | graal/com.oracle.jvmci.code/src/com/oracle/jvmci/code/CodeCacheProvider.java@4c00096fc415 |
children |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/jvmci/com.oracle.jvmci.code/src/com/oracle/jvmci/code/CodeCacheProvider.java Tue Jun 09 00:22:49 2015 +0200 @@ -0,0 +1,105 @@ +/* + * 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.code.CompilationResult.Call; +import com.oracle.jvmci.code.CompilationResult.DataPatch; +import com.oracle.jvmci.code.CompilationResult.Mark; +import com.oracle.jvmci.code.DataSection.Data; +import com.oracle.jvmci.meta.*; + +/** + * 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); + + /** + * Gets a name for a {@link Mark} mark. + */ + default String getMarkName(Mark mark) { + return String.valueOf(mark.id); + } + + /** + * Gets a name for the {@linkplain Call#target target} of a {@link Call}. + */ + default String getTargetName(Call call) { + return String.valueOf(call.target); + } + + /** + * 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(); +}