src/share/vm/ci/ciSymbolKlass.hpp

Wed, 06 Jan 2010 14:22:39 -0800

author
never
date
Wed, 06 Jan 2010 14:22:39 -0800
changeset 1577
4ce7240d622c
parent 435
a61af66fc99e
child 1907
c18cbe5936b8
permissions
-rw-r--r--

6914300: ciEnv should export all well known classes
Reviewed-by: kvn, twisti

duke@435 1 /*
duke@435 2 * Copyright 1999-2001 Sun Microsystems, Inc. All Rights Reserved.
duke@435 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435 4 *
duke@435 5 * This code is free software; you can redistribute it and/or modify it
duke@435 6 * under the terms of the GNU General Public License version 2 only, as
duke@435 7 * published by the Free Software Foundation.
duke@435 8 *
duke@435 9 * This code is distributed in the hope that it will be useful, but WITHOUT
duke@435 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435 12 * version 2 for more details (a copy is included in the LICENSE file that
duke@435 13 * accompanied this code).
duke@435 14 *
duke@435 15 * You should have received a copy of the GNU General Public License version
duke@435 16 * 2 along with this work; if not, write to the Free Software Foundation,
duke@435 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435 18 *
duke@435 19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
duke@435 20 * CA 95054 USA or visit www.sun.com if you need additional information or
duke@435 21 * have any questions.
duke@435 22 *
duke@435 23 */
duke@435 24
duke@435 25 // ciSymbolKlass
duke@435 26 //
duke@435 27 // This class represents a klassOop in the HotSpot virtual machine
duke@435 28 // whose Klass part in a symbolKlass. Although, in the VM
duke@435 29 // Klass hierarchy, symbolKlass is a direct subclass of typeArrayKlass,
duke@435 30 // we do not model this relationship in the ciObject hierarchy -- the
duke@435 31 // subclassing is used to share implementation and is not of note
duke@435 32 // to compiler writers.
duke@435 33 class ciSymbolKlass : public ciKlass {
duke@435 34 CI_PACKAGE_ACCESS
duke@435 35
duke@435 36 protected:
duke@435 37 ciSymbolKlass(KlassHandle h_k)
duke@435 38 : ciKlass(h_k, ciSymbol::make("unique_symbolKlass")) {
duke@435 39 assert(get_Klass()->oop_is_symbol(), "wrong type");
duke@435 40 }
duke@435 41
duke@435 42 symbolKlass* get_symbolKlass() { return (symbolKlass*)get_Klass(); }
duke@435 43
duke@435 44 const char* type_string() { return "ciSymbolKlass"; }
duke@435 45
duke@435 46 public:
duke@435 47 // What kind of ciObject is this?
duke@435 48 bool is_symbol_klass() { return true; }
duke@435 49
duke@435 50 // Return the distinguished ciSymbolKlass instance.
duke@435 51 static ciSymbolKlass* make();
duke@435 52 };

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