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annotate graal/com.oracle.max.cri/src/com/sun/cri/ci/package-info.java @ 3733:e233f5660da4

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Added Java files from Maxine project.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Sat, 17 Dec 2011 19:59:18 +0100
parents
children 8c9c0e1eaab1
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3733
e233f5660da4 Added Java files from Maxine project.
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1 /*
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2 * Copyright (c) 2010, 2011, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
e233f5660da4 Added Java files from Maxine project.
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 /**
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24 * The compiler-provided part of the bi-directional interface between the compiler and the runtime system of a virtual machine for the instruction set defined in
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25 * {@link com.sun.cri.bytecode.Bytecodes}.
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26 *
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27 * The target hardware architecture is represented by {@link com.sun.cri.ci.CiArchitecture} and the specific target machine
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28 * environment for a compiler instance is represented by {@link com.sun.cri.ci.CiTarget}.
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29 * <p>
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30 * A {@code CiResult} encapsulates
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31 * {@linkplain com.sun.cri.ci.CiStatistics compilation statistics}, possible {@linkplain com.sun.cri.ci.CiBailout error state}
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32 * and the {@linkplain com.sun.cri.ci.CiTargetMethod compiled code and metadata}.
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33 * {@link com.sun.cri.ci.CiCodePos} and {@link com.sun.cri.ci.CiDebugInfo} provide detailed information to the
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34 * runtime to support debugging and deoptimization of the compiled code.
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35 * <p>
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36 * The compiler manipulates {@link com.sun.cri.ci.CiValue} instances that have a {@link com.sun.cri.ci.CiKind}, and are
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37 * immutable. A concrete {@link com.sun.cri.ci.CiValue value} is one of the following subclasses:
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38 * <ul>
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39 * <li>{@link com.sun.cri.ci.CiConstant}: a constant value.
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40 * <li>{@link com.sun.cri.ci.CiRegisterValue}: a value stored in a {@linkplain com.sun.cri.ci.CiRegister target machine register}.
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41 * <li>{@link com.sun.cri.ci.CiStackSlot}: a spill slot or an outgoing stack-based argument in a method's frame.
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42 * <li>{@link com.sun.cri.ci.CiAddress}: an address in target machine memory.
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43 * <li>{@link com.sun.cri.ci.CiVariable}: a value (cf. virtual register) that is yet to be bound to a target machine location (physical register or memory address).
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44 *</ul>
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45 */
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46 package com.sun.cri.ci;
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47