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src/share/vm/prims/jvmtiTrace.hpp@710a3c8b516e (annotated)
src/share/vm/prims/jvmtiTrace.hpp
Tue, 08 Aug 2017 15:57:29 +0800
- author
- aoqi
- date
- Tue, 08 Aug 2017 15:57:29 +0800
- changeset 6876
- 710a3c8b516e
- parent 6198
- 55fb97c4c58d
- parent 0
- f90c822e73f8
- permissions
- -rw-r--r--
merge
| aoqi@0 | 1 | /* |
| aoqi@0 | 2 | * Copyright (c) 1999, 2013, Oracle and/or its affiliates. All rights reserved. |
| aoqi@0 | 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| aoqi@0 | 4 | * |
| aoqi@0 | 5 | * This code is free software; you can redistribute it and/or modify it |
| aoqi@0 | 6 | * under the terms of the GNU General Public License version 2 only, as |
| aoqi@0 | 7 | * published by the Free Software Foundation. |
| aoqi@0 | 8 | * |
| aoqi@0 | 9 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| aoqi@0 | 10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| aoqi@0 | 11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| aoqi@0 | 12 | * version 2 for more details (a copy is included in the LICENSE file that |
| aoqi@0 | 13 | * accompanied this code). |
| aoqi@0 | 14 | * |
| aoqi@0 | 15 | * You should have received a copy of the GNU General Public License version |
| aoqi@0 | 16 | * 2 along with this work; if not, write to the Free Software Foundation, |
| aoqi@0 | 17 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| aoqi@0 | 18 | * |
| aoqi@0 | 19 | * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
| aoqi@0 | 20 | * or visit www.oracle.com if you need additional information or have any |
| aoqi@0 | 21 | * questions. |
| aoqi@0 | 22 | * |
| aoqi@0 | 23 | */ |
| aoqi@0 | 24 | |
| aoqi@0 | 25 | #ifndef SHARE_VM_PRIMS_JVMTITRACE_HPP |
| aoqi@0 | 26 | #define SHARE_VM_PRIMS_JVMTITRACE_HPP |
| aoqi@0 | 27 | |
| aoqi@0 | 28 | #include "classfile/systemDictionary.hpp" |
| aoqi@0 | 29 | #include "jvmtifiles/jvmti.h" |
| aoqi@0 | 30 | #include "oops/objArrayOop.hpp" |
| aoqi@0 | 31 | #include "prims/jvmtiEnvThreadState.hpp" |
| aoqi@0 | 32 | #include "prims/jvmtiEventController.hpp" |
| aoqi@0 | 33 | #include "prims/jvmtiUtil.hpp" |
| aoqi@0 | 34 | #include "runtime/stackValueCollection.hpp" |
| aoqi@0 | 35 | #include "runtime/vm_operations.hpp" |
| aoqi@0 | 36 | |
| aoqi@0 | 37 | /////////////////////////////////////////////////////////////// |
| aoqi@0 | 38 | // |
| aoqi@0 | 39 | // class JvmtiTrace |
| aoqi@0 | 40 | // |
| aoqi@0 | 41 | // Support for JVMTI tracing code |
| aoqi@0 | 42 | // |
| aoqi@0 | 43 | |
| aoqi@0 | 44 | // Support tracing except in product build on the client compiler |
| aoqi@0 | 45 | #ifndef PRODUCT |
| aoqi@0 | 46 | #define JVMTI_TRACE |
| aoqi@0 | 47 | #else |
| aoqi@0 | 48 | #ifdef COMPILER2 |
| aoqi@0 | 49 | #define JVMTI_TRACE |
| aoqi@0 | 50 | #endif |
| aoqi@0 | 51 | #endif |
| aoqi@0 | 52 | |
| aoqi@0 | 53 | #ifdef JVMTI_TRACE |
| aoqi@0 | 54 | |
| aoqi@0 | 55 | class JvmtiTrace : AllStatic { |
| aoqi@0 | 56 | |
| aoqi@0 | 57 | static bool _initialized; |
| aoqi@0 | 58 | static bool _on; |
| aoqi@0 | 59 | static bool _trace_event_controller; |
| aoqi@0 | 60 | static jbyte _trace_flags[]; |
| aoqi@0 | 61 | static jbyte _event_trace_flags[]; |
| aoqi@0 | 62 | static const char* _event_names[]; |
| aoqi@0 | 63 | static jint _max_function_index; |
| aoqi@0 | 64 | static jint _max_event_index; |
| aoqi@0 | 65 | static short _exclude_functions[]; |
| aoqi@0 | 66 | static const char* _function_names[]; |
| aoqi@0 | 67 | |
| aoqi@0 | 68 | public: |
| aoqi@0 | 69 | |
| aoqi@0 | 70 | enum { |
| aoqi@0 | 71 | SHOW_IN = 01, |
| aoqi@0 | 72 | SHOW_OUT = 02, |
| aoqi@0 | 73 | SHOW_ERROR = 04, |
| aoqi@0 | 74 | SHOW_IN_DETAIL = 010, |
| aoqi@0 | 75 | SHOW_OUT_DETAIL = 020, |
| aoqi@0 | 76 | SHOW_EVENT_TRIGGER = 040, |
| aoqi@0 | 77 | SHOW_EVENT_SENT = 0100 |
| aoqi@0 | 78 | }; |
| aoqi@0 | 79 | |
| aoqi@0 | 80 | static bool tracing() { return _on; } |
| aoqi@0 | 81 | static bool trace_event_controller() { return _trace_event_controller; } |
| aoqi@0 | 82 | static jbyte trace_flags(int num) { return _trace_flags[num]; } |
| aoqi@0 | 83 | static jbyte event_trace_flags(int num) { return _event_trace_flags[num]; } |
| aoqi@0 | 84 | static const char* function_name(int num) { return _function_names[num]; } // To Do: add range checking |
| aoqi@0 | 85 | |
| aoqi@0 | 86 | static const char* event_name(int num) { |
| aoqi@0 | 87 | static char* ext_event_name = (char*)"(extension event)"; |
| aoqi@0 | 88 | if (num >= JVMTI_MIN_EVENT_TYPE_VAL && num <= JVMTI_MAX_EVENT_TYPE_VAL) { |
| aoqi@0 | 89 | return _event_names[num]; |
| aoqi@0 | 90 | } else { |
| aoqi@0 | 91 | return ext_event_name; |
| aoqi@0 | 92 | } |
| aoqi@0 | 93 | } |
| aoqi@0 | 94 | |
| aoqi@0 | 95 | static const char* enum_name(const char** names, const jint* values, jint value); |
| aoqi@0 | 96 | |
| aoqi@0 | 97 | static void initialize(); |
| aoqi@0 | 98 | static void shutdown(); |
| aoqi@0 | 99 | |
| aoqi@0 | 100 | // return a valid string no matter what state the thread is in |
| aoqi@0 | 101 | static const char *safe_get_thread_name(Thread *thread); |
| aoqi@0 | 102 | |
| aoqi@0 | 103 | // return the name of the current thread |
| aoqi@0 | 104 | static const char *safe_get_current_thread_name(); |
| aoqi@0 | 105 | |
| aoqi@0 | 106 | // return a valid string no matter what the state of k_mirror |
| aoqi@0 | 107 | static const char *get_class_name(oop k_mirror); |
| aoqi@0 | 108 | }; |
| aoqi@0 | 109 | |
| aoqi@0 | 110 | #endif /*JVMTI_TRACE */ |
| aoqi@0 | 111 | |
| aoqi@0 | 112 | #endif // SHARE_VM_PRIMS_JVMTITRACE_HPP |
