--- /dev/null 2019-01-28 17:47:09.000000000 +0800 +++ new/src/share/vm/jfr/recorder/checkpoint/constant/traceid/jfrTraceId.inline.hpp 2019-01-28 17:47:09.000000000 +0800 @@ -0,0 +1,137 @@ +/* + * Copyright (c) 2016, 2019, 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_JFR_CHECKPOINT_CONSTANT_TRACEID_JFRTYPEIDS_INLINE_HPP +#define SHARE_VM_JFR_CHECKPOINT_CONSTANT_TRACEID_JFRTYPEIDS_INLINE_HPP + +#include "jfr/recorder/checkpoint/constant/traceid/jfrTraceIdMacros.hpp" +#include "jfr/recorder/checkpoint/constant/traceid/jfrTraceId.hpp" +#include "runtime/thread.hpp" +#include "utilities/debug.hpp" + +template +inline traceid set_used_and_get(const T* type, bool leakp) { + assert(type != NULL, "invariant"); + if (leakp) { + SET_LEAKP_USED_THIS_EPOCH(type); + assert(LEAKP_USED_THIS_EPOCH(type), "invariant"); + } + SET_USED_THIS_EPOCH(type); + assert(USED_THIS_EPOCH(type), "invariant"); + return TRACE_ID_MASKED_PTR(type); +} + +template +inline traceid set_used_and_get_shifted(const T* type, bool leakp) { + assert(type != NULL, "invariant"); + return set_used_and_get(type, leakp) >> TRACE_ID_SHIFT; +} + +inline traceid JfrTraceId::get(const Klass* klass) { + assert(klass != NULL, "invariant"); + return TRACE_ID(klass); +} + +inline traceid JfrTraceId::get(const Thread* t) { + assert(t != NULL, "invariant"); + return TRACE_ID_RAW(t->trace_data()); +} + +inline traceid JfrTraceId::use(const Klass* klass, bool leakp /* false */) { + assert(klass != NULL, "invariant"); + return set_used_and_get_shifted(klass, leakp); +} + +inline traceid JfrTraceId::use(const Method* method, bool leakp /* false */) { + assert(method != NULL, "invariant"); + SET_METHOD_FLAG_USED_THIS_EPOCH(method); + const Klass* const klass = method->method_holder(); + assert(klass != NULL, "invariant"); + if (leakp) { + SET_LEAKP_USED_THIS_EPOCH(klass); + assert(LEAKP_USED_THIS_EPOCH(klass), "invariant"); + } + SET_METHOD_AND_CLASS_USED_THIS_EPOCH(klass); + assert(METHOD_AND_CLASS_USED_THIS_EPOCH(klass), "invariant"); + return (METHOD_ID(klass, method)); +} + +inline traceid JfrTraceId::use(const ClassLoaderData* cld, bool leakp /* false */) { + assert(cld != NULL, "invariant"); + return cld->is_anonymous() ? 0 : set_used_and_get_shifted(cld, leakp); +} + +inline bool JfrTraceId::in_visible_set(const Klass* klass) { + assert(klass != NULL, "invariant"); + assert(((JavaThread*)Thread::current())->thread_state() == _thread_in_vm, "invariant"); + return (IS_JDK_JFR_EVENT_SUBKLASS(klass) && !klass->is_abstract()) || IS_EVENT_HOST_KLASS(klass); +} + +inline bool JfrTraceId::is_jdk_jfr_event(const Klass* k) { + assert(k != NULL, "invariant"); + return IS_JDK_JFR_EVENT_KLASS(k); +} + +inline void JfrTraceId::tag_as_jdk_jfr_event(const Klass* klass) { + assert(klass != NULL, "invariant"); + assert(IS_NOT_AN_EVENT_KLASS(klass), "invariant"); + SET_TAG(klass, JDK_JFR_EVENT_KLASS); + assert(IS_JDK_JFR_EVENT_KLASS(klass), "invariant"); + assert(IS_NOT_AN_EVENT_SUB_KLASS(klass), "invariant"); +} + +inline bool JfrTraceId::is_jdk_jfr_event_sub(const Klass* k) { + assert(k != NULL, "invariant"); + return IS_JDK_JFR_EVENT_SUBKLASS(k); +} + +inline void JfrTraceId::tag_as_jdk_jfr_event_sub(const Klass* k) { + assert(k != NULL, "invariant"); + if (IS_NOT_AN_EVENT_KLASS(k)) { + SET_TAG(k, JDK_JFR_EVENT_SUBKLASS); + } + assert(IS_JDK_JFR_EVENT_SUBKLASS(k), "invariant"); +} + +inline bool JfrTraceId::in_jdk_jfr_event_hierarchy(const Klass* klass) { + assert(klass != NULL, "invariant"); + if (is_jdk_jfr_event(klass)) { + return true; + } + const Klass* const super = klass->super(); + return super != NULL ? IS_EVENT_KLASS(super) : false; +} + +inline bool JfrTraceId::is_event_host(const Klass* k) { + assert(k != NULL, "invariant"); + return IS_EVENT_HOST_KLASS(k); +} + +inline void JfrTraceId::tag_as_event_host(const Klass* k) { + assert(k != NULL, "invariant"); + SET_TAG(k, EVENT_HOST_KLASS); + assert(IS_EVENT_HOST_KLASS(k), "invariant"); +} + +#endif // SHARE_VM_JFR_CHECKPOINT_CONSTANT_TRACEID_JFRTYPEIDS_INLINE_HPP