Mercurial > hg > graal-jvmci-8
view src/share/vm/ci/ciTypeArrayKlass.hpp @ 164:c436414a719e
6703890: Compressed Oops: add LoadNKlass node to generate narrow oops (32-bits) compare instructions
Summary: Add LoadNKlass and CMoveN nodes, use CmpN and ConN nodes to generate narrow oops compare instructions.
Reviewed-by: never, rasbold
author | kvn |
---|---|
date | Wed, 21 May 2008 13:46:23 -0700 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
line wrap: on
line source
/* * Copyright 1999-2007 Sun Microsystems, Inc. All Rights Reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, * CA 95054 USA or visit www.sun.com if you need additional information or * have any questions. * */ // ciTypeArrayKlass // // This class represents a klassOop in the HotSpot virtual machine // whose Klass part in a TypeArrayKlass. class ciTypeArrayKlass : public ciArrayKlass { CI_PACKAGE_ACCESS protected: ciTypeArrayKlass(KlassHandle h_k); typeArrayKlass* get_typeArrayKlass() { return (typeArrayKlass*)get_Klass(); } const char* type_string() { return "ciTypeArrayKlass"; } // Helper method for make. static ciTypeArrayKlass* make_impl(BasicType type); public: // The type of the array elements. BasicType element_type() { return Klass::layout_helper_element_type(layout_helper()); } // What kind of ciObject is this? bool is_type_array_klass() { return true; } // Make an array klass corresponding to the specified primitive type. static ciTypeArrayKlass* make(BasicType type); };