Mercurial > jdk8-mips64-public > hotspot / annotate
src/share/vm/jfr/support/jfrStackTraceMark.cpp@a248d0be1309 (annotated)
src/share/vm/jfr/support/jfrStackTraceMark.cpp
Mon, 19 Aug 2019 10:11:31 +0200
- author
- neugens
- date
- Mon, 19 Aug 2019 10:11:31 +0200
- changeset 9861
- a248d0be1309
- parent 9858
- b985cbb00e68
- permissions
- -rw-r--r--
8229401: Fix JFR code cache test failures
8223689: Add JFR Thread Sampling Support
8223690: Add JFR BiasedLock Event Support
8223691: Add JFR G1 Region Type Change Event Support
8223692: Add JFR G1 Heap Summary Event Support
Summary: Backport JFR from JDK11, additional fixes
Reviewed-by: neugens, apetushkov
Contributed-by: denghui.ddh@alibaba-inc.com
| apetushkov@9858 | 1 | /* |
| apetushkov@9858 | 2 | * Copyright (c) 2011, 2018, Oracle and/or its affiliates. All rights reserved. |
| apetushkov@9858 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| apetushkov@9858 | 4 | * |
| apetushkov@9858 | 5 | * This code is free software; you can redistribute it and/or modify it |
| apetushkov@9858 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| apetushkov@9858 | 7 | * published by the Free Software Foundation. |
| apetushkov@9858 | 8 | * |
| apetushkov@9858 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| apetushkov@9858 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| apetushkov@9858 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| apetushkov@9858 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| apetushkov@9858 | 13 | * accompanied this code). |
| apetushkov@9858 | 14 | * |
| apetushkov@9858 | 15 | * You should have received a copy of the GNU General Public License version |
| apetushkov@9858 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| apetushkov@9858 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| apetushkov@9858 | 18 | * |
| apetushkov@9858 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| apetushkov@9858 | 20 | * or visit www.oracle.com if you need additional information or have any |
| apetushkov@9858 | 21 | * questions. |
| apetushkov@9858 | 22 | * |
| apetushkov@9858 | 23 | */ |
| apetushkov@9858 | 24 | |
| apetushkov@9858 | 25 | #include "precompiled.hpp" |
| apetushkov@9858 | 26 | #include "jfr/recorder/jfrEventSetting.inline.hpp" |
| apetushkov@9858 | 27 | #include "jfr/recorder/stacktrace/jfrStackTraceRepository.hpp" |
| apetushkov@9858 | 28 | #include "jfr/support/jfrStackTraceMark.hpp" |
| apetushkov@9858 | 29 | #include "jfr/support/jfrThreadLocal.hpp" |
| apetushkov@9858 | 30 | #include "runtime/thread.inline.hpp" |
| apetushkov@9858 | 31 | |
| apetushkov@9858 | 32 | JfrStackTraceMark::JfrStackTraceMark() : _t(Thread::current()), _previous_id(0), _previous_hash(0) { |
| apetushkov@9858 | 33 | JfrThreadLocal* const tl = _t->jfr_thread_local(); |
| apetushkov@9858 | 34 | if (tl->has_cached_stack_trace()) { |
| apetushkov@9858 | 35 | _previous_id = tl->cached_stack_trace_id(); |
| apetushkov@9858 | 36 | _previous_hash = tl->cached_stack_trace_hash(); |
| apetushkov@9858 | 37 | } |
| apetushkov@9858 | 38 | tl->set_cached_stack_trace_id(JfrStackTraceRepository::record(Thread::current())); |
| apetushkov@9858 | 39 | } |
| apetushkov@9858 | 40 | |
| apetushkov@9858 | 41 | JfrStackTraceMark::JfrStackTraceMark(Thread* t) : _t(t), _previous_id(0), _previous_hash(0) { |
| apetushkov@9858 | 42 | JfrThreadLocal* const tl = _t->jfr_thread_local(); |
| apetushkov@9858 | 43 | if (tl->has_cached_stack_trace()) { |
| apetushkov@9858 | 44 | _previous_id = tl->cached_stack_trace_id(); |
| apetushkov@9858 | 45 | _previous_hash = tl->cached_stack_trace_hash(); |
| apetushkov@9858 | 46 | } |
| apetushkov@9858 | 47 | tl->set_cached_stack_trace_id(JfrStackTraceRepository::record(t)); |
| apetushkov@9858 | 48 | } |
| apetushkov@9858 | 49 | |
| apetushkov@9858 | 50 | JfrStackTraceMark::JfrStackTraceMark(JfrEventId eventId) : _t(NULL), _previous_id(0), _previous_hash(0) { |
| apetushkov@9858 | 51 | if (JfrEventSetting::has_stacktrace(eventId)) { |
| apetushkov@9858 | 52 | _t = Thread::current(); |
| apetushkov@9858 | 53 | JfrThreadLocal* const tl = _t->jfr_thread_local(); |
| apetushkov@9858 | 54 | if (tl->has_cached_stack_trace()) { |
| apetushkov@9858 | 55 | _previous_id = tl->cached_stack_trace_id(); |
| apetushkov@9858 | 56 | _previous_hash = tl->cached_stack_trace_hash(); |
| apetushkov@9858 | 57 | } |
| apetushkov@9858 | 58 | tl->set_cached_stack_trace_id(JfrStackTraceRepository::record(_t)); |
| apetushkov@9858 | 59 | } |
| apetushkov@9858 | 60 | } |
| apetushkov@9858 | 61 | |
| apetushkov@9858 | 62 | JfrStackTraceMark::JfrStackTraceMark(JfrEventId eventId, Thread* t) : _t(NULL), _previous_id(0), _previous_hash(0) { |
| apetushkov@9858 | 63 | if (JfrEventSetting::has_stacktrace(eventId)) { |
| apetushkov@9858 | 64 | _t = t; |
| apetushkov@9858 | 65 | JfrThreadLocal* const tl = _t->jfr_thread_local(); |
| apetushkov@9858 | 66 | if (tl->has_cached_stack_trace()) { |
| apetushkov@9858 | 67 | _previous_id = tl->cached_stack_trace_id(); |
| apetushkov@9858 | 68 | _previous_hash = tl->cached_stack_trace_hash(); |
| apetushkov@9858 | 69 | } |
| apetushkov@9858 | 70 | tl->set_cached_stack_trace_id(JfrStackTraceRepository::record(_t)); |
| apetushkov@9858 | 71 | } |
| apetushkov@9858 | 72 | } |
| apetushkov@9858 | 73 | |
| apetushkov@9858 | 74 | JfrStackTraceMark::~JfrStackTraceMark() { |
| apetushkov@9858 | 75 | if (_previous_id != 0) { |
| apetushkov@9858 | 76 | _t->jfr_thread_local()->set_cached_stack_trace_id(_previous_id, _previous_hash); |
| apetushkov@9858 | 77 | } else { |
| apetushkov@9858 | 78 | if (_t != NULL) { |
| apetushkov@9858 | 79 | _t->jfr_thread_local()->clear_cached_stack_trace(); |
| apetushkov@9858 | 80 | } |
| apetushkov@9858 | 81 | } |
| apetushkov@9858 | 82 | } |
