/*
* EVMConst.java 1.4 99/06/22 SMI
*
* Copyright © 2003 Sun Microsystems, Inc. All rights reserved.
* SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
*/
package vm;
public interface EVMConst {
/*
* Class, field, and method access and modifier flags. Some of these
* values are different from the red book so they'll fit in one byte
*/
public static final int EVM_CLASS_ACC_PUBLIC = 0x01; /* visible to everyone */
public static final int EVM_CLASS_ACC_FINAL = 0x10; /* no further subclassing */
public static final int EVM_CLASS_ACC_SUPER = 0x20; /* funky handling of invokespecial */
public static final int EVM_CLASS_ACC_INTERFACE = 0x40; /* class is an interface */
public static final int EVM_CLASS_ACC_ABSTRACT = 0x80; /* may not be instantiated */
public static final int EVM_FIELD_ACC_PUBLIC = 0x01; /* visible to everyone */
public static final int EVM_FIELD_ACC_PRIVATE = 0x02; /* visible only to defining class */
public static final int EVM_FIELD_ACC_PROTECTED = 0x04; /* visible to subclasses */
public static final int EVM_FIELD_ACC_STATIC = 0x08; /* instance variable is static */
public static final int EVM_FIELD_ACC_FINAL = 0x10; /* no subclassing/overriding */
public static final int EVM_FIELD_ACC_VOLATILE = 0x40; /* cannot cache in registers */
public static final int EVM_FIELD_ACC_TRANSIENT = 0x80; /* not persistant */
public static final int EVM_METHOD_ACC_PUBLIC = 0x01; /* visible to everyone */
public static final int EVM_METHOD_ACC_PRIVATE = 0x02; /* visible only to defining class */
public static final int EVM_METHOD_ACC_PROTECTED = 0x04; /* visible to subclasses */
public static final int EVM_METHOD_ACC_STATIC = 0x08; /* method is static */
public static final int EVM_METHOD_ACC_FINAL = 0x10; /* no further overriding */
public static final int EVM_METHOD_ACC_SYNCHRONIZED = 0x20; /* wrap method call in monitor lock */
public static final int EVM_METHOD_ACC_NATIVE = 0x40; /* implemented in C */
public static final int EVM_METHOD_ACC_ABSTRACT = 0x80; /* no definition provided */
/* EVMConstantPoolType */
public static final int EVM_CONSTANT_Utf8 = 1;
public static final int EVM_CONSTANT_Unicode = 2;
public static final int EVM_CONSTANT_Integer = 3;
public static final int EVM_CONSTANT_Float = 4;
public static final int EVM_CONSTANT_Long = 5;
public static final int EVM_CONSTANT_Double = 6;
public static final int EVM_CONSTANT_Class = 7;
public static final int EVM_CONSTANT_String = 8;
public static final int EVM_CONSTANT_Fieldref = 9;
public static final int EVM_CONSTANT_Methodref = 10;
public static final int EVM_CONSTANT_InterfaceMethodref= 11;
public static final int EVM_CONSTANT_NameAndType = 12;
public static final int EVM_CONSTANT_POOL_ENTRY_RESOLVED = 0x80;
public static final int EVM_CONSTANT_POOL_ENTRY_RESOLVING = 0x40;
public static final int EVM_CONSTANT_POOL_ENTRY_TYPEMASK = 0x3F;
/*
* Method invoker indices. Stored in EVMMethodArray.invokerIdx field.
* Used to determine what code will handle a method's invocation.
*
* WARNING: The exact order and values of these macros may be important.
* [ see javavm/include/classes.h ]
*/
public static final int EVM_INVOKE_JAVA_METHOD = 0;
public static final int EVM_INVOKE_JAVA_SYNC_METHOD = 1;
public static final int EVM_INVOKE_EVM_METHOD = 2;
public static final int EVM_INVOKE_JNI_METHOD = 3;
public static final int EVM_INVOKE_JNI_SYNC_METHOD = 4;
public static final int EVM_INVOKE_ABSTRACT_METHOD = 5;
/*
* Implementation details we must know to compute
* field offsets.
* Note that header size is the minimum. Alternative GC's
* might require more, so will require a change here!!!!!
*/
public static final int ObjHeaderWords = 2;
public static final int BytesPerWord = 4;
}
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