1 /* 2 * Copyright (c) 2009, 2010, 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 "incls/_precompiled.incl" 26 #include "incls/_ciCPCache.cpp.incl" 27 28 // ciCPCache 29 30 // ------------------------------------------------------------------ 31 // ciCPCache::get_f1_offset 32 size_t ciCPCache::get_f1_offset(int index) { 33 // Calculate the offset from the constantPoolCacheOop to the f1 34 // field. 35 ByteSize f1_offset = 36 constantPoolCacheOopDesc::entry_offset(index) + 37 ConstantPoolCacheEntry::f1_offset(); 38 39 return in_bytes(f1_offset); 40 } 41 42 43 // ------------------------------------------------------------------ 44 // ciCPCache::is_f1_null_at 45 bool ciCPCache::is_f1_null_at(int index) { 46 VM_ENTRY_MARK; 47 oop f1 = entry_at(index)->f1(); 48 return (f1 == NULL); 49 } 50 51 52 // ------------------------------------------------------------------ 53 // ciCPCache::get_pool_index 54 int ciCPCache::get_pool_index(int index) { 55 VM_ENTRY_MARK; 56 ConstantPoolCacheEntry* e = entry_at(index); 57 if (e->is_secondary_entry()) 58 e = entry_at(e->main_entry_index()); 59 return e->constant_pool_index(); 60 } 61 62 63 // ------------------------------------------------------------------ 64 // ciCPCache::print 65 // 66 // Print debugging information about the cache. 67 void ciCPCache::print() { 68 Unimplemented(); 69 }