1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/share/vm/ci/ciInstance.hpp Sat Dec 01 00:00:00 2007 +0000 1.3 @@ -0,0 +1,61 @@ 1.4 +/* 1.5 + * Copyright 1999-2005 Sun Microsystems, Inc. All Rights Reserved. 1.6 + * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 1.7 + * 1.8 + * This code is free software; you can redistribute it and/or modify it 1.9 + * under the terms of the GNU General Public License version 2 only, as 1.10 + * published by the Free Software Foundation. 1.11 + * 1.12 + * This code is distributed in the hope that it will be useful, but WITHOUT 1.13 + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 1.14 + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 1.15 + * version 2 for more details (a copy is included in the LICENSE file that 1.16 + * accompanied this code). 1.17 + * 1.18 + * You should have received a copy of the GNU General Public License version 1.19 + * 2 along with this work; if not, write to the Free Software Foundation, 1.20 + * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 1.21 + * 1.22 + * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, 1.23 + * CA 95054 USA or visit www.sun.com if you need additional information or 1.24 + * have any questions. 1.25 + * 1.26 + */ 1.27 + 1.28 +// ciInstance 1.29 +// 1.30 +// This class represents an instanceOop in the HotSpot virtual 1.31 +// machine. This is an oop which corresponds to a non-array 1.32 +// instance of java.lang.Object. 1.33 +class ciInstance : public ciObject { 1.34 + CI_PACKAGE_ACCESS 1.35 + 1.36 +protected: 1.37 + ciInstance(instanceHandle h_i) : ciObject(h_i) { 1.38 + assert(h_i()->is_instance(), "wrong type"); 1.39 + } 1.40 + 1.41 + ciInstance(ciKlass* klass) : ciObject(klass) {} 1.42 + 1.43 + instanceOop get_instanceOop() { return (instanceOop)get_oop(); } 1.44 + 1.45 + const char* type_string() { return "ciInstance"; } 1.46 + 1.47 + void print_impl(outputStream* st); 1.48 + 1.49 +public: 1.50 + // If this object is a java mirror, return the corresponding type. 1.51 + // Otherwise, return NULL. 1.52 + // (Remember that a java mirror is an instance of java.lang.Class.) 1.53 + ciType* java_mirror_type(); 1.54 + 1.55 + // What kind of ciObject is this? 1.56 + bool is_instance() { return true; } 1.57 + bool is_java_object() { return true; } 1.58 + 1.59 + // Constant value of a field. 1.60 + ciConstant field_value(ciField* field); 1.61 + 1.62 + // Constant value of a field at the specified offset. 1.63 + ciConstant field_value_by_offset(int field_offset); 1.64 +};