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comparison jvmci/jdk.vm.ci.meta/src/jdk/vm/ci/meta/MemoryAccessProvider.java @ 23393:1d4ce2d19e52

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clean up and minimize JVMCI (JDK-8156835)
author Doug Simon <doug.simon@oracle.com>
date Thu, 12 May 2016 20:57:31 +0200
parents 73ceb487b9ca
children 0cbc2bd101c3
comparison
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23392:b3a816d3b844 23393:1d4ce2d19e52
33 * 33 *
34 * @param base the base address from which the value is read. 34 * @param base the base address from which the value is read.
35 * @param displacement the displacement within the object in bytes 35 * @param displacement the displacement within the object in bytes
36 * @return the read value encapsulated in a {@link JavaConstant} object, or {@code null} if the 36 * @return the read value encapsulated in a {@link JavaConstant} object, or {@code null} if the
37 * value cannot be read. 37 * value cannot be read.
38 * @throws IllegalArgumentException if {@code kind} is {@code null}, {@link JavaKind#Void} or 38 * @throws IllegalArgumentException if {@code kind} is {@code null}, {@link JavaKind#Void}, not
39 * not {@linkplain JavaKind#isPrimitive() primitive} kind 39 * {@link JavaKind#Object} or not {@linkplain JavaKind#isPrimitive() primitive} kind
40 */ 40 */
41 JavaConstant readUnsafeConstant(JavaKind kind, JavaConstant base, long displacement) throws IllegalArgumentException; 41 JavaConstant readUnsafeConstant(JavaKind kind, JavaConstant base, long displacement) throws IllegalArgumentException;
42 42
43 /** 43 /**
44 * Reads a primitive value using a base address and a displacement. 44 * Reads a primitive value using a base address and a displacement.