Mercurial > hg > graal-jvmci-8
diff src/share/vm/interpreter/rewriter.hpp @ 0:a61af66fc99e jdk7-b24
Initial load
author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | be93aad57795 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/interpreter/rewriter.hpp Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,37 @@ +/* + * Copyright 1998-2005 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. + * + */ + +// The Rewriter adds caches to the constant pool and rewrites bytecode indices +// pointing into the constant pool for better interpreter performance. + +class Rewriter: public AllStatic { + private: + static void compute_index_maps(constantPoolHandle pool, intArray*& index_map, intStack*& inverse_index_map); + static constantPoolCacheHandle new_constant_pool_cache(intArray& inverse_index_map, TRAPS); + static methodHandle rewrite_method(methodHandle method, intArray& index_map, TRAPS); + static void rewrite_Object_init(methodHandle method, TRAPS); + + public: + static void rewrite(instanceKlassHandle klass, TRAPS); +};