1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/share/vm/interpreter/rewriter.hpp Sat Dec 01 00:00:00 2007 +0000 1.3 @@ -0,0 +1,37 @@ 1.4 +/* 1.5 + * Copyright 1998-2005 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 +// The Rewriter adds caches to the constant pool and rewrites bytecode indices 1.29 +// pointing into the constant pool for better interpreter performance. 1.30 + 1.31 +class Rewriter: public AllStatic { 1.32 + private: 1.33 + static void compute_index_maps(constantPoolHandle pool, intArray*& index_map, intStack*& inverse_index_map); 1.34 + static constantPoolCacheHandle new_constant_pool_cache(intArray& inverse_index_map, TRAPS); 1.35 + static methodHandle rewrite_method(methodHandle method, intArray& index_map, TRAPS); 1.36 + static void rewrite_Object_init(methodHandle method, TRAPS); 1.37 + 1.38 + public: 1.39 + static void rewrite(instanceKlassHandle klass, TRAPS); 1.40 +};