Mercurial > hg > graal-compiler
diff src/share/vm/prims/jvmtiTrace.hpp @ 0:a61af66fc99e jdk7-b24
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author | duke |
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date | Sat, 01 Dec 2007 00:00:00 +0000 |
parents | |
children | c18cbe5936b8 |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/src/share/vm/prims/jvmtiTrace.hpp Sat Dec 01 00:00:00 2007 +0000 @@ -0,0 +1,98 @@ +/* + * Copyright 1999-2007 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, + * CA 95054 USA or visit www.sun.com if you need additional information or + * have any questions. + * + */ + +/////////////////////////////////////////////////////////////// +// +// class JvmtiTrace +// +// Support for JVMTI tracing code +// + +// Support tracing except in product build on the client compiler +#ifndef PRODUCT +#define JVMTI_TRACE 1 +#else +#ifdef COMPILER2 +#define JVMTI_TRACE 1 +#endif +#endif + +#ifdef JVMTI_TRACE + +class JvmtiTrace : AllStatic { + + static bool _initialized; + static bool _on; + static bool _trace_event_controller; + static jbyte _trace_flags[]; + static jbyte _event_trace_flags[]; + static const char* _event_names[]; + static jint _max_function_index; + static jint _max_event_index; + static short _exclude_functions[]; + static const char* _function_names[]; + +public: + + enum { + SHOW_IN = 01, + SHOW_OUT = 02, + SHOW_ERROR = 04, + SHOW_IN_DETAIL = 010, + SHOW_OUT_DETAIL = 020, + SHOW_EVENT_TRIGGER = 040, + SHOW_EVENT_SENT = 0100 + }; + + static bool tracing() { return _on; } + static bool trace_event_controller() { return _trace_event_controller; } + static jbyte trace_flags(int num) { return _trace_flags[num]; } + static jbyte event_trace_flags(int num) { return _event_trace_flags[num]; } + static const char* function_name(int num) { return _function_names[num]; } // To Do: add range checking + + static const char* event_name(int num) { + static char* ext_event_name = (char*)"(extension event)"; + if (num >= JVMTI_MIN_EVENT_TYPE_VAL && num <= JVMTI_MAX_EVENT_TYPE_VAL) { + return _event_names[num]; + } else { + return ext_event_name; + } + } + + static const char* enum_name(const char** names, const jint* values, jint value); + + static void initialize(); + static void shutdown(); + + // return a valid string no matter what state the thread is in + static const char *safe_get_thread_name(Thread *thread); + + // return the name of the current thread + static const char *safe_get_current_thread_name(); + + // return a valid string no matter what the state of k_mirror + static const char *get_class_name(oop k_mirror); +}; + +#endif /*JVMTI_TRACE */