87 lines
2.4 KiB
C++
87 lines
2.4 KiB
C++
/*
|
|
* Copyright (c) 2025, 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_JFR_PERIODIC_SAMPLING_JFRSAMPLEREQUEST_HPP
|
|
#define SHARE_JFR_PERIODIC_SAMPLING_JFRSAMPLEREQUEST_HPP
|
|
|
|
#include "jfr/utilities/jfrTime.hpp"
|
|
#include "memory/allocation.hpp"
|
|
#include "utilities/growableArray.hpp"
|
|
|
|
class JavaThread;
|
|
class JfrThreadLocal;
|
|
|
|
enum JfrSampleResult {
|
|
THREAD_SUSPENSION_ERROR,
|
|
WRONG_THREAD_STATE,
|
|
UNPARSABLE_TOP_FRAME,
|
|
INVALID_STACK_TRACE,
|
|
CRASH,
|
|
NO_LAST_JAVA_FRAME,
|
|
UNKNOWN,
|
|
FAIL,
|
|
SKIP,
|
|
SAMPLE_NATIVE,
|
|
SAMPLE_JAVA,
|
|
NOF_SAMPLING_RESULTS
|
|
};
|
|
|
|
enum JfrSampleRequestType {
|
|
NO_SAMPLE,
|
|
JAVA_SAMPLE,
|
|
NATIVE_SAMPLE,
|
|
WAITING_FOR_NATIVE_SAMPLE,
|
|
NOF_SAMPLE_STATES
|
|
};
|
|
|
|
struct JfrSampleRequest {
|
|
void* _sample_sp;
|
|
void* _sample_pc;
|
|
void* _sample_bcp;
|
|
JfrTicks _sample_ticks;
|
|
|
|
JfrSampleRequest() :
|
|
_sample_sp(nullptr),
|
|
_sample_pc(nullptr),
|
|
_sample_bcp(nullptr),
|
|
_sample_ticks() {}
|
|
|
|
JfrSampleRequest(const JfrTicks& ticks) :
|
|
_sample_sp(nullptr),
|
|
_sample_pc(nullptr),
|
|
_sample_bcp(nullptr),
|
|
_sample_ticks(ticks) {}
|
|
};
|
|
|
|
typedef GrowableArrayCHeap<JfrSampleRequest, mtTracing> JfrSampleRequestQueue;
|
|
|
|
class JfrSampleRequestBuilder : AllStatic {
|
|
public:
|
|
static JfrSampleResult build_java_sample_request(const void* ucontext,
|
|
JfrThreadLocal* tl,
|
|
JavaThread* jt);
|
|
};
|
|
|
|
#endif // SHARE_JFR_PERIODIC_SAMPLING_JFRSAMPLEREQUEST_HPP
|