1 /* 2 * Copyright (c) 2013, 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 #include "precompiled.hpp" 25 #include "oops/methodCounters.hpp" 26 #include "runtime/handles.inline.hpp" 27 28 MethodCounters* MethodCounters::allocate(methodHandle mh, TRAPS) { 29 ClassLoaderData* loader_data = mh->method_holder()->class_loader_data(); 30 return new(loader_data, size(), false, MetaspaceObj::MethodCountersType, THREAD) MethodCounters(mh); 31 } 32 33 void MethodCounters::clear_counters() { 34 invocation_counter()->reset(); 35 backedge_counter()->reset(); 36 set_interpreter_throwout_count(0); 37 set_interpreter_invocation_count(0); 38 set_nmethod_age(INT_MAX); 39 #ifdef TIERED 40 set_prev_time(0); 41 set_rate(0); 42 set_highest_comp_level(0); 43 set_highest_osr_comp_level(0); 44 #endif 45 } 46 47 48 int MethodCounters::highest_comp_level() const { 49 #ifdef TIERED 50 return _highest_comp_level; 51 #else 52 return CompLevel_none; 53 #endif 54 } 55 56 void MethodCounters::set_highest_comp_level(int level) { 57 #ifdef TIERED 58 _highest_comp_level = level; 59 #endif 60 } 61 62 int MethodCounters::highest_osr_comp_level() const { 63 #ifdef TIERED 64 return _highest_osr_comp_level; 65 #else 66 return CompLevel_none; 67 #endif 68 } 69 70 void MethodCounters::set_highest_osr_comp_level(int level) { 71 #ifdef TIERED 72 _highest_osr_comp_level = level; 73 #endif 74 } 75 76 77 void MethodCounters::print_value_on(outputStream* st) const { 78 assert(is_methodCounters(), "must be methodCounters"); 79 st->print("method counters"); 80 print_address_on(st); 81 } 82 83