--- /dev/null 2018-02-03 04:43:52.625000053 -0500 +++ new/src/hotspot/share/oops/cpCache.inline.hpp 2018-03-02 08:13:07.521474474 -0500 @@ -0,0 +1,99 @@ +/* + * Copyright (c) 2018, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA + * or visit www.oracle.com if you need additional information or have any + * questions. + * + */ + +#ifndef SHARE_VM_OOPS_CPCACHEOOP_INLINE_HPP +#define SHARE_VM_OOPS_CPCACHEOOP_INLINE_HPP + +#include "oops/cpCache.hpp" +#include "runtime/orderAccess.inline.hpp" + +inline int ConstantPoolCacheEntry::indices_ord() const { return OrderAccess::load_acquire(&_indices); } + +inline Bytecodes::Code ConstantPoolCacheEntry::bytecode_1() const { + return Bytecodes::cast((indices_ord() >> bytecode_1_shift) & bytecode_1_mask); +} + +inline Bytecodes::Code ConstantPoolCacheEntry::bytecode_2() const { + return Bytecodes::cast((indices_ord() >> bytecode_2_shift) & bytecode_2_mask); +} + +// Has this bytecode been resolved? Only valid for invokes and get/put field/static. +inline bool ConstantPoolCacheEntry::is_resolved(Bytecodes::Code code) const { + switch (bytecode_number(code)) { + case 1: return (bytecode_1() == code); + case 2: return (bytecode_2() == code); + } + return false; // default: not resolved +} + +inline Method* ConstantPoolCacheEntry::f2_as_interface_method() const { + assert(bytecode_1() == Bytecodes::_invokeinterface, ""); + return (Method*)_f2; +} + +inline Metadata* ConstantPoolCacheEntry::f1_ord() const { return (Metadata *)OrderAccess::load_acquire(&_f1); } + +inline Method* ConstantPoolCacheEntry::f1_as_method() const { + Metadata* f1 = f1_ord(); assert(f1 == NULL || f1->is_method(), ""); + return (Method*)f1; +} + +inline Klass* ConstantPoolCacheEntry::f1_as_klass() const { + Metadata* f1 = f1_ord(); assert(f1 == NULL || f1->is_klass(), ""); + return (Klass*)f1; +} + +inline bool ConstantPoolCacheEntry::is_f1_null() const { Metadata* f1 = f1_ord(); return f1 == NULL; } + +inline bool ConstantPoolCacheEntry::has_appendix() const { + return (!is_f1_null()) && (_flags & (1 << has_appendix_shift)) != 0; +} + +inline bool ConstantPoolCacheEntry::has_method_type() const { + return (!is_f1_null()) && (_flags & (1 << has_method_type_shift)) != 0; +} + +inline intx ConstantPoolCacheEntry::flags_ord() const { return (intx)OrderAccess::load_acquire(&_flags); } + +inline bool ConstantPoolCacheEntry::indy_resolution_failed() const { + intx flags = flags_ord(); + return (flags & (1 << indy_resolution_failed_shift)) != 0; +} + +// Constructor +inline ConstantPoolCache::ConstantPoolCache(int length, + const intStack& inverse_index_map, + const intStack& invokedynamic_inverse_index_map, + const intStack& invokedynamic_references_map) : + _length(length), + _constant_pool(NULL) { + CDS_JAVA_HEAP_ONLY(_archived_references = 0;) + initialize(inverse_index_map, invokedynamic_inverse_index_map, + invokedynamic_references_map); + for (int i = 0; i < length; i++) { + assert(entry_at(i)->is_f1_null(), "Failed to clear?"); + } +} + +#endif // SHARE_VM_OOPS_CPCACHEOOP_INLINE_HPP