1 /* Copyright (c) 2013, 2015, Oracle and/or its affiliates. All rights reserved.
2 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
3 *
4 * This code is free software; you can redistribute it and/or modify it
5 * under the terms of the GNU General Public License version 2 only, as
6 * published by the Free Software Foundation.
7 *
8 * This code is distributed in the hope that it will be useful, but WITHOUT
9 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
10 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
11 * version 2 for more details (a copy is included in the LICENSE file that
12 * accompanied this code).
13 *
14 * You should have received a copy of the GNU General Public License version
15 * 2 along with this work; if not, write to the Free Software Foundation,
16 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
17 *
18 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
19 * or visit www.oracle.com if you need additional information or have any
20 * questions.
21 *
22 */
23
24 #include "precompiled.hpp"
25 #include "ci/ciMethodData.hpp"
26 #include "ci/ciReplay.hpp"
27 #include "ci/ciSymbol.hpp"
28 #include "ci/ciKlass.hpp"
29 #include "ci/ciUtilities.hpp"
30 #include "compiler/compileBroker.hpp"
31 #include "memory/allocation.inline.hpp"
32 #include "memory/oopFactory.hpp"
33 #include "memory/resourceArea.hpp"
34 #include "oops/oop.inline.hpp"
35 #include "utilities/copy.hpp"
36 #include "utilities/macros.hpp"
37
38 #ifndef PRODUCT
39
40 // ciReplay
41
42 typedef struct _ciMethodDataRecord {
43 const char* _klass_name;
44 const char* _method_name;
45 const char* _signature;
46
47 int _state;
48 int _current_mileage;
49
50 intptr_t* _data;
557
558 // ciMethod <klass> <name> <signature> <invocation_counter> <backedge_counter> <interpreter_invocation_count> <interpreter_throwout_count> <instructions_size>
559 //
560 //
561 void process_ciMethod(TRAPS) {
562 Method* method = parse_method(CHECK);
563 if (had_error()) return;
564 ciMethodRecord* rec = new_ciMethod(method);
565 rec->_invocation_counter = parse_int("invocation_counter");
566 rec->_backedge_counter = parse_int("backedge_counter");
567 rec->_interpreter_invocation_count = parse_int("interpreter_invocation_count");
568 rec->_interpreter_throwout_count = parse_int("interpreter_throwout_count");
569 rec->_instructions_size = parse_int("instructions_size");
570 }
571
572 // ciMethodData <klass> <name> <signature> <state> <current mileage> orig <length> # # ... data <length> # # ... oops <length> # ... methods <length>
573 void process_ciMethodData(TRAPS) {
574 Method* method = parse_method(CHECK);
575 if (had_error()) return;
576 /* just copied from Method, to build interpret data*/
577 if (InstanceRefKlass::owns_pending_list_lock((JavaThread*)THREAD)) {
578 return;
579 }
580 // To be properly initialized, some profiling in the MDO needs the
581 // method to be rewritten (number of arguments at a call for
582 // instance)
583 method->method_holder()->link_class(CHECK);
584 // methodOopDesc::build_interpreter_method_data(method, CHECK);
585 {
586 // Grab a lock here to prevent multiple
587 // MethodData*s from being created.
588 MutexLocker ml(MethodData_lock, THREAD);
589 if (method->method_data() == NULL) {
590 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
591 MethodData* method_data = MethodData::allocate(loader_data, method, CHECK);
592 method->set_method_data(method_data);
593 }
594 }
595
596 // collect and record all the needed information for later
597 ciMethodDataRecord* rec = new_ciMethodData(method);
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1 /*
2 * Copyright (c) 2013, 2016, 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 "ci/ciMethodData.hpp"
27 #include "ci/ciReplay.hpp"
28 #include "ci/ciSymbol.hpp"
29 #include "ci/ciKlass.hpp"
30 #include "ci/ciUtilities.hpp"
31 #include "compiler/compileBroker.hpp"
32 #include "gc/shared/referencePendingListLocker.hpp"
33 #include "memory/allocation.inline.hpp"
34 #include "memory/oopFactory.hpp"
35 #include "memory/resourceArea.hpp"
36 #include "oops/oop.inline.hpp"
37 #include "utilities/copy.hpp"
38 #include "utilities/macros.hpp"
39
40 #ifndef PRODUCT
41
42 // ciReplay
43
44 typedef struct _ciMethodDataRecord {
45 const char* _klass_name;
46 const char* _method_name;
47 const char* _signature;
48
49 int _state;
50 int _current_mileage;
51
52 intptr_t* _data;
559
560 // ciMethod <klass> <name> <signature> <invocation_counter> <backedge_counter> <interpreter_invocation_count> <interpreter_throwout_count> <instructions_size>
561 //
562 //
563 void process_ciMethod(TRAPS) {
564 Method* method = parse_method(CHECK);
565 if (had_error()) return;
566 ciMethodRecord* rec = new_ciMethod(method);
567 rec->_invocation_counter = parse_int("invocation_counter");
568 rec->_backedge_counter = parse_int("backedge_counter");
569 rec->_interpreter_invocation_count = parse_int("interpreter_invocation_count");
570 rec->_interpreter_throwout_count = parse_int("interpreter_throwout_count");
571 rec->_instructions_size = parse_int("instructions_size");
572 }
573
574 // ciMethodData <klass> <name> <signature> <state> <current mileage> orig <length> # # ... data <length> # # ... oops <length> # ... methods <length>
575 void process_ciMethodData(TRAPS) {
576 Method* method = parse_method(CHECK);
577 if (had_error()) return;
578 /* just copied from Method, to build interpret data*/
579 if (ReferencePendingListLocker::is_locked_by_self()) {
580 return;
581 }
582 // To be properly initialized, some profiling in the MDO needs the
583 // method to be rewritten (number of arguments at a call for
584 // instance)
585 method->method_holder()->link_class(CHECK);
586 // methodOopDesc::build_interpreter_method_data(method, CHECK);
587 {
588 // Grab a lock here to prevent multiple
589 // MethodData*s from being created.
590 MutexLocker ml(MethodData_lock, THREAD);
591 if (method->method_data() == NULL) {
592 ClassLoaderData* loader_data = method->method_holder()->class_loader_data();
593 MethodData* method_data = MethodData::allocate(loader_data, method, CHECK);
594 method->set_method_data(method_data);
595 }
596 }
597
598 // collect and record all the needed information for later
599 ciMethodDataRecord* rec = new_ciMethodData(method);
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