1 /* 2 * Copyright (c) 2023, Oracle and/or its affiliates. All rights reserved. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 4 * 5 * This code is free software; you can redistribute it and/or modify it 6 * under the terms of the GNU General Public License version 2 only, as 7 * published by the Free Software Foundation. 8 * 9 * This code is distributed in the hope that it will be useful, but WITHOUT 10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License 12 * version 2 for more details (a copy is included in the LICENSE file that 13 * accompanied this code). 14 * 15 * You should have received a copy of the GNU General Public License version 16 * 2 along with this work; if not, write to the Free Software Foundation, 17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. 18 * 19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "cds/archiveBuilder.hpp" 27 #include "code/compressedStream.hpp" 28 #include "oops/method.hpp" 29 #include "oops/resolvedIndyEntry.hpp" 30 31 bool ResolvedIndyEntry::check_no_old_or_obsolete_entry() { 32 // return false if m refers to a non-deleted old or obsolete method 33 if (_method != nullptr) { 34 assert(_method->is_valid() && _method->is_method(), "m is a valid method"); 35 return !_method->is_old() && !_method->is_obsolete(); // old is always set for old and obsolete 36 } else { 37 return true; 38 } 39 } 40 41 #if INCLUDE_CDS 42 void ResolvedIndyEntry::remove_unshareable_info() { 43 u2 saved_resolved_references_index = _resolved_references_index; 44 u2 saved_cpool_index = _cpool_index; 45 memset(this, 0, sizeof(*this)); 46 _resolved_references_index = saved_resolved_references_index; 47 _cpool_index = saved_cpool_index; 48 } 49 50 void ResolvedIndyEntry::mark_and_relocate() { 51 assert(is_resolved(), "must be"); 52 ArchiveBuilder::current()->mark_and_relocate_to_buffered_addr(&_method); 53 } 54 #endif 55 56 void ResolvedIndyEntry::print_on(outputStream* st) const { 57 st->print_cr("Resolved InvokeDynamic Info:"); 58 if (_method != nullptr) { 59 st->print_cr(" - Method: " INTPTR_FORMAT " %s", p2i(method()), method()->external_name()); 60 } else { 61 st->print_cr(" - Method: null"); 62 } 63 st->print_cr(" - Resolved References Index: %d", resolved_references_index()); 64 st->print_cr(" - CP Index: %d", constant_pool_index()); 65 st->print_cr(" - Num Parameters: %d", num_parameters()); 66 st->print_cr(" - Return type: %s", type2name(as_BasicType((TosState)return_type()))); 67 st->print_cr(" - Has Appendix: %d", has_appendix()); 68 st->print_cr(" - Resolution Failed %d", resolution_failed()); 69 }