truffle: graal/com.oracle.graal.word/src/com/oracle/graal/word/ObjectAccess.java annotate

annotate graal/com.oracle.graal.word/src/com/oracle/graal/word/ObjectAccess.java @ 21032:9507c925abe9

fix

author	Gilles Duboscq <gilles.m.duboscq@oracle.com>
date	Sat, 18 Apr 2015 19:48:30 +0200
parents	faebb143dab2
children	48c1ebd24120

rev	line source
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	1 /*
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	2 * Copyright (c) 2013, 2013, Oracle and/or its affiliates. All rights reserved.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	4 *
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	5 * This code is free software; you can redistribute it and/or modify it
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	6 * under the terms of the GNU General Public License version 2 only, as
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	7 * published by the Free Software Foundation.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	8 *
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	9 * This code is distributed in the hope that it will be useful, but WITHOUT
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	12 * version 2 for more details (a copy is included in the LICENSE file that
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	13 * accompanied this code).
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	14 *
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	15 * You should have received a copy of the GNU General Public License version
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	16 * 2 along with this work; if not, write to the Free Software Foundation,
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	18 *
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	20 * or visit www.oracle.com if you need additional information or have any
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	21 * questions.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	22 */
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	23 package com.oracle.graal.word;
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	24
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	25 import com.oracle.graal.api.meta.*;
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	26 import com.oracle.graal.nodes.extended.*;
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	27 import com.oracle.graal.word.Word.Opcode;
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	28 import com.oracle.graal.word.Word.Operation;
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	29
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	30 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	31 * Low-level memory access for Objects. Similarly to the readXxx and writeXxx methods defined for
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	32 * {@link Pointer}, these methods access the raw memory without any null checks, read- or write
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	33 * barriers. When the VM uses compressed pointers, then readObject and writeObject methods access
faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	34 * compressed pointers.
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	35 */
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	36 public final class ObjectAccess {
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	37
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	38 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	39 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	40 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	41 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	42 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	43 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	44 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	45 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	46 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	47 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	48 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	49 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	50 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	51 public static native byte readByte(Object object, WordBase offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	52
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	53 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	54 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	55 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	56 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	57 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	58 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	59 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	60 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	61 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	62 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	63 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	64 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	65 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	66 public static native char readChar(Object object, WordBase offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	67
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	68 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	69 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	70 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	71 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	72 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	73 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	74 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	75 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	76 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	77 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	78 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	79 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	80 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	81 public static native short readShort(Object object, WordBase offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	82
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	83 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	84 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	85 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	86 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	87 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	88 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	89 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	90 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	91 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	92 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	93 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	94 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	95 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	96 public static native int readInt(Object object, WordBase offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	97
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	98 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	99 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	100 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	101 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	102 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	103 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	104 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	105 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	106 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	107 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	108 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	109 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	110 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	111 public static native long readLong(Object object, WordBase offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	112
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	113 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	114 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	115 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	116 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	117 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	118 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	119 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	120 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	121 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	122 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	123 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	124 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	125 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	126 public static native float readFloat(Object object, WordBase offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	127
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	128 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	129 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	130 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	131 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	132 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	133 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	134 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	135 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	136 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	137 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	138 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	139 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	140 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	141 public static native double readDouble(Object object, WordBase offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	142
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	143 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	144 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	145 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	146 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	147 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	148 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	149 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	150 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	151 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	152 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	153 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	154 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	155 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	156 public static native Word readWord(Object object, WordBase offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	157
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	158 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	159 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	160 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	161 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	162 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	163 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	164 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	165 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	166 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	167 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	168 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	169 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	170 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	171 public static native Object readObject(Object object, WordBase offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	172
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	173 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	174 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	175 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	176 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	177 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	178 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	179 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	180 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	181 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	182 public static native byte readByte(Object object, int offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	183
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	184 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	185 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	186 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	187 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	188 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	189 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	190 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	191 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	192 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	193 public static native char readChar(Object object, int offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	194
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	195 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	196 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	197 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	198 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	199 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	200 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	201 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	202 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	203 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	204 public static native short readShort(Object object, int offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	205
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	206 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	207 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	208 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	209 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	210 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	211 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	212 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	213 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	214 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	215 public static native int readInt(Object object, int offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	216
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	217 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	218 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	219 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	220 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	221 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	222 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	223 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	224 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	225 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	226 public static native long readLong(Object object, int offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	227
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	228 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	229 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	230 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	231 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	232 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	233 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	234 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	235 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	236 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	237 public static native float readFloat(Object object, int offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	238
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	239 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	240 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	241 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	242 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	243 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	244 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	245 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	246 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	247 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	248 public static native double readDouble(Object object, int offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	249
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	250 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	251 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	252 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	253 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	254 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	255 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	256 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	257 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	258 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	259 public static native Word readWord(Object object, int offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	260
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	261 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	262 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	263 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	264 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	265 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	266 * @param locationIdentity the identity of the read (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	267 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	268 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	269 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	270 public static native Object readObject(Object object, int offset, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	271
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	272 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	273 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	274 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	275 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	276 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	277 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	278 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	279 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	280 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	281 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	282 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	283 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	284 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	285 public static native void writeByte(Object object, WordBase offset, byte val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	286
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	287 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	288 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	289 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	290 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	291 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	292 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	293 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	294 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	295 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	296 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	297 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	298 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	299 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	300 public static native void writeChar(Object object, WordBase offset, char val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	301
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	302 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	303 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	304 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	305 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	306 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	307 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	308 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	309 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	310 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	311 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	312 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	313 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	314 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	315 public static native void writeShort(Object object, WordBase offset, short val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	316
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	317 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	318 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	319 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	320 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	321 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	322 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	323 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	324 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	325 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	326 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	327 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	328 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	329 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	330 public static native void writeInt(Object object, WordBase offset, int val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	331
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	332 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	333 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	334 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	335 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	336 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	337 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	338 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	339 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	340 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	341 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	342 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	343 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	344 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	345 public static native void writeLong(Object object, WordBase offset, long val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	346
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	347 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	348 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	349 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	350 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	351 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	352 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	353 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	354 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	355 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	356 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	357 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	358 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	359 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	360 public static native void writeFloat(Object object, WordBase offset, float val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	361
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	362 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	363 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	364 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	365 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	366 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	367 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	368 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	369 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	370 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	371 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	372 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	373 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	374 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	375 public static native void writeDouble(Object object, WordBase offset, double val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	376
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	377 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	378 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	379 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	380 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	381 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	382 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	383 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	384 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	385 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	386 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	387 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	388 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	389 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	390 public static native void writeWord(Object object, WordBase offset, WordBase val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	391
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	392 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	393 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	394 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	395 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	396 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	397 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	398 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	399 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	400 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	401 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	402 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	403 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	404 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	405 public static native void writeObject(Object object, WordBase offset, Object val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	406
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	407 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	408 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	409 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	410 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	411 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	412 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	413 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	414 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	415 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	416 public static native void writeByte(Object object, int offset, byte val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	417
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	418 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	419 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	420 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	421 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	422 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	423 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	424 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	425 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	426 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	427 public static native void writeChar(Object object, int offset, char val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	428
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	429 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	430 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	431 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	432 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	433 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	434 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	435 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	436 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	437 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	438 public static native void writeShort(Object object, int offset, short val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	439
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	440 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	441 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	442 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	443 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	444 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	445 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	446 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	447 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	448 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	449 public static native void writeInt(Object object, int offset, int val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	450
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	451 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	452 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	453 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	454 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	455 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	456 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	457 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	458 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	459 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	460 public static native void writeLong(Object object, int offset, long val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	461
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	462 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	463 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	464 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	465 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	466 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	467 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	468 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	469 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	470 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	471 public static native void writeFloat(Object object, int offset, float val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	472
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	473 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	474 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	475 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	476 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	477 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	478 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	479 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	480 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	481 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	482 public static native void writeDouble(Object object, int offset, double val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	483
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	484 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	485 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	486 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	487 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	488 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	489 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	490 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	491 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	492 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	493 public static native void writeWord(Object object, int offset, WordBase val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	494
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	495 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	496 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	497 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	498 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	499 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	500 * @param locationIdentity the identity of the write (see {@link LocationNode})
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	501 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	502 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	503 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	504 public static native void writeObject(Object object, int offset, Object val, LocationIdentity locationIdentity);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	505
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	506 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	507 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	508 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	509 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	510 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	511 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	512 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	513 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	514 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	515 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	516 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	517 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	518 public static native byte readByte(Object object, WordBase offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	519
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	520 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	521 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	522 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	523 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	524 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	525 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	526 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	527 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	528 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	529 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	530 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	531 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	532 public static native char readChar(Object object, WordBase offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	533
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	534 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	535 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	536 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	537 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	538 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	539 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	540 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	541 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	542 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	543 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	544 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	545 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	546 public static native short readShort(Object object, WordBase offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	547
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	548 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	549 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	550 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	551 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	552 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	553 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	554 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	555 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	556 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	557 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	558 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	559 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	560 public static native int readInt(Object object, WordBase offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	561
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	562 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	563 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	564 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	565 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	566 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	567 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	568 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	569 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	570 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	571 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	572 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	573 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	574 public static native long readLong(Object object, WordBase offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	575
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	576 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	577 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	578 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	579 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	580 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	581 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	582 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	583 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	584 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	585 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	586 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	587 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	588 public static native float readFloat(Object object, WordBase offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	589
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	590 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	591 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	592 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	593 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	594 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	595 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	596 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	597 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	598 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	599 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	600 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	601 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	602 public static native double readDouble(Object object, WordBase offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	603
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	604 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	605 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	606 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	607 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	608 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	609 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	610 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	611 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	612 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	613 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	614 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	615 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	616 public static native Word readWord(Object object, WordBase offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	617
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	618 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	619 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	620 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	621 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	622 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	623 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	624 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	625 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	626 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	627 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	628 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	629 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	630 public static native Object readObject(Object object, WordBase offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	631
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	632 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	633 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	634 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	635 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	636 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	637 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	638 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	639 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	640 public static native byte readByte(Object object, int offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	641
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	642 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	643 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	644 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	645 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	646 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	647 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	648 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	649 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	650 public static native char readChar(Object object, int offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	651
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	652 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	653 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	654 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	655 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	656 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	657 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	658 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	659 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	660 public static native short readShort(Object object, int offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	661
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	662 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	663 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	664 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	665 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	666 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	667 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	668 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	669 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	670 public static native int readInt(Object object, int offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	671
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	672 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	673 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	674 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	675 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	676 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	677 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	678 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	679 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	680 public static native long readLong(Object object, int offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	681
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	682 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	683 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	684 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	685 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	686 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	687 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	688 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	689 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	690 public static native float readFloat(Object object, int offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	691
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	692 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	693 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	694 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	695 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	696 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	697 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	698 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	699 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	700 public static native double readDouble(Object object, int offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	701
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	702 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	703 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	704 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	705 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	706 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	707 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	708 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	709 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	710 public static native Word readWord(Object object, int offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	711
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	712 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	713 * Reads the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	714 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	715 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	716 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	717 * @return the result of the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	718 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	719 @Operation(opcode = Opcode.READ_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	720 public static native Object readObject(Object object, int offset);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	721
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	722 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	723 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	724 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	725 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	726 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	727 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	728 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	729 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	730 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	731 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	732 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	733 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	734 public static native void writeByte(Object object, WordBase offset, byte val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	735
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	736 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	737 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	738 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	739 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	740 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	741 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	742 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	743 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	744 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	745 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	746 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	747 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	748 public static native void writeChar(Object object, WordBase offset, char val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	749
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	750 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	751 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	752 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	753 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	754 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	755 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	756 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	757 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	758 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	759 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	760 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	761 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	762 public static native void writeShort(Object object, WordBase offset, short val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	763
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	764 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	765 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	766 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	767 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	768 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	769 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	770 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	771 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	772 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	773 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	774 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	775 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	776 public static native void writeInt(Object object, WordBase offset, int val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	777
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	778 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	779 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	780 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	781 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	782 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	783 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	784 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	785 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	786 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	787 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	788 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	789 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	790 public static native void writeLong(Object object, WordBase offset, long val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	791
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	792 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	793 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	794 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	795 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	796 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	797 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	798 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	799 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	800 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	801 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	802 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	803 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	804 public static native void writeFloat(Object object, WordBase offset, float val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	805
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	806 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	807 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	808 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	809 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	810 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	811 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	812 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	813 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	814 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	815 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	816 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	817 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	818 public static native void writeDouble(Object object, WordBase offset, double val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	819
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	820 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	821 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	822 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	823 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	824 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	825 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	826 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	827 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	828 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	829 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	830 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	831 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	832 public static native void writeWord(Object object, WordBase offset, WordBase val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	833
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	834 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	835 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	836 * <p>
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	837 * The offset is always treated as a {@link Signed} value. However, the static type is
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	838 * {@link WordBase} to avoid the frequent casts of {@link Unsigned} values (where the caller
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	839 * knows that the highest-order bit of the unsigned value is never used).
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	840 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	841 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	842 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	843 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	844 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	845 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	846 public static native void writeObject(Object object, WordBase offset, Object val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	847
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	848 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	849 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	850 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	851 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	852 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	853 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	854 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	855 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	856 public static native void writeByte(Object object, int offset, byte val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	857
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	858 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	859 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	860 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	861 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	862 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	863 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	864 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	865 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	866 public static native void writeChar(Object object, int offset, char val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	867
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	868 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	869 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	870 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	871 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	872 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	873 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	874 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	875 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	876 public static native void writeShort(Object object, int offset, short val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	877
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	878 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	879 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	880 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	881 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	882 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	883 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	884 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	885 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	886 public static native void writeInt(Object object, int offset, int val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	887
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	888 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	889 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	890 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	891 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	892 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	893 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	894 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	895 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	896 public static native void writeLong(Object object, int offset, long val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	897
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	898 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	899 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	900 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	901 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	902 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	903 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	904 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	905 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	906 public static native void writeFloat(Object object, int offset, float val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	907
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	908 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	909 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	910 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	911 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	912 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	913 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	914 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	915 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	916 public static native void writeDouble(Object object, int offset, double val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	917
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	918 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	919 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	920 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	921 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	922 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	923 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	924 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	925 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	926 public static native void writeWord(Object object, int offset, WordBase val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	927
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	928 /**
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	929 * Writes the memory at address {@code (object + offset)}. The offset is in bytes.
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	930 *
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	931 * @param object the base object for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	932 * @param offset the signed offset for the memory access
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	933 * @param val the value to be written to memory
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	934 */
15836 faebb143dab2 Introduce class BarrieredAccess for low-level object access with read and write barriers Christian Wimmer <christian.wimmer@oracle.com> parents: 11816 diff changeset	935 @Operation(opcode = Opcode.WRITE_OBJECT)
11816 8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	936 public static native void writeObject(Object object, int offset, Object val);
8db5e8c4f542 Provide object read/write methods similar to Pointer.readXxxx/writeXxx that do not require casts to Word first, and use them in relevant places Christian Wimmer <christian.wimmer@oracle.com> parents: diff changeset	937 }

Mercurial > hg > truffle

annotate graal/com.oracle.graal.word/src/com/oracle/graal/word/ObjectAccess.java @ 21032:9507c925abe9