Mercurial > hg > graal-compiler
view src/share/vm/classfile/resolutionErrors.hpp @ 235:9c2ecc2ffb12 jdk7-b31
Merge
author | trims |
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date | Fri, 11 Jul 2008 01:14:44 -0700 |
parents | a61af66fc99e |
children | c18cbe5936b8 |
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/* * Copyright 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. * */ class ResolutionErrorEntry; // ResolutionError objects are used to record errors encountered during // constant pool resolution (JVMS 5.4.3). class ResolutionErrorTable : public Hashtable { public: ResolutionErrorTable(int table_size); ResolutionErrorEntry* new_entry(int hash, constantPoolOop pool, int cp_index, symbolOop error); ResolutionErrorEntry* bucket(int i) { return (ResolutionErrorEntry*)Hashtable::bucket(i); } ResolutionErrorEntry** bucket_addr(int i) { return (ResolutionErrorEntry**)Hashtable::bucket_addr(i); } void add_entry(int index, ResolutionErrorEntry* new_entry) { Hashtable::add_entry(index, (HashtableEntry*)new_entry); } void add_entry(int index, unsigned int hash, constantPoolHandle pool, int which, symbolHandle error); // find error given the constant pool and constant pool index ResolutionErrorEntry* find_entry(int index, unsigned int hash, constantPoolHandle pool, int cp_index); unsigned int compute_hash(constantPoolHandle pool, int cp_index) { return (unsigned int) pool->identity_hash() + cp_index; } // purges unloaded entries from the table void purge_resolution_errors(BoolObjectClosure* is_alive); // this table keeps symbolOops alive void always_strong_classes_do(OopClosure* blk); // GC support. void oops_do(OopClosure* f); }; class ResolutionErrorEntry : public HashtableEntry { private: int _cp_index; symbolOop _error; public: constantPoolOop pool() const { return (constantPoolOop)literal(); } constantPoolOop* pool_addr() { return (constantPoolOop*)literal_addr(); } int cp_index() const { return _cp_index; } void set_cp_index(int cp_index) { _cp_index = cp_index; } symbolOop error() const { return _error; } void set_error(symbolOop e) { _error = e; } symbolOop* error_addr() { return &_error; } ResolutionErrorEntry* next() const { return (ResolutionErrorEntry*)HashtableEntry::next(); } ResolutionErrorEntry** next_addr() { return (ResolutionErrorEntry**)HashtableEntry::next_addr(); } // GC support void oops_do(OopClosure* blk); };