jvmpi_oprofile.cpp File Reference

#include <iostream>
#include <map>
#include <string>
#include <cstring>
#include <stdexcept>
#include <cerrno>
#include <stdint.h>
#include <jvmpi.h>
#include <opagent.h>

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Data Structures
class	class_details
Functions
void	class_load (JVMPI_Event *event)
void	class_unload (JVMPI_Event *event)
void	compiled_method_load (JVMPI_Event *event)
void	compiled_method_unload (JVMPI_Event *event)
void	jvm_shutdown (JVMPI_Event *event)
void	jvm_notify_event (JVMPI_Event *event)
JNIEXPORT jint JNICALL	JVM_OnLoad (JavaVM *jvm, char *options, void *reserved)
Variables
static bool	debug = false
static op_agent_t	agent_hdl
static pthread_mutex_t	class_map_mutex = PTHREAD_MUTEX_INITIALIZER
static map< jobjectID, class_details >	loaded_classes
JVMPI_Interface *	jvmpi

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Detailed Description

JVMPI agent implementation to report jitted JVM code to OProfile

Remarks:

Copyright 2007 OProfile authors

This library is free software; you can redistribute it and/or modify it under the terms of the GNU Lesser General Public License as published by the Free Software Foundation; either version 2.1 of the License, or (at your option) any later version.

This library 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 Lesser General Public License for more details.

You should have received a copy of the GNU Lesser General Public License along with this library; if not, write to the Free Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA

Author:

Maynard Johnson

Copyright IBM Corporation 2007

Definition in file jvmpi_oprofile.cpp.

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Function Documentation

void class_load

(

JVMPI_Event *

event

)

Definition at line 56 of file jvmpi_oprofile.cpp.

References class_map_mutex, loaded_classes, class_details::method_names, class_details::method_signatures, and class_details::name.

Referenced by jvm_notify_event().

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void class_unload

(

JVMPI_Event *

event

)

Definition at line 74 of file jvmpi_oprofile.cpp.

References class_map_mutex, and loaded_classes.

Referenced by jvm_notify_event().

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void compiled_method_load

(

JVMPI_Event *

event

)

Definition at line 83 of file jvmpi_oprofile.cpp.

References agent_hdl, buf, class_map_mutex, debug, jvmpi, loaded_classes, class_details::method_names, class_details::method_signatures, class_details::name, and op_write_native_code().

Referenced by jvm_notify_event().

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void compiled_method_unload

(

JVMPI_Event *

event

)

Definition at line 140 of file jvmpi_oprofile.cpp.

References agent_hdl, debug, and op_unload_native_code().

Referenced by jvm_notify_event().

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void jvm_notify_event

(

JVMPI_Event *

event

)

Definition at line 163 of file jvmpi_oprofile.cpp.

References class_load(), class_unload(), compiled_method_load(), compiled_method_unload(), and jvm_shutdown().

Referenced by JVM_OnLoad().

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JNIEXPORT jint JNICALL JVM_OnLoad	(	JavaVM *	jvm,
		char *	options,
		void *	reserved
	)

Definition at line 187 of file jvmpi_oprofile.cpp.

References agent_hdl, debug, jvm_notify_event(), jvmpi, op_major_version(), op_minor_version(), and op_open_agent().

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void jvm_shutdown

(

JVMPI_Event *

event

)

Definition at line 152 of file jvmpi_oprofile.cpp.

References agent_hdl, and op_close_agent().

Referenced by jvm_notify_event().

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Variable Documentation

op_agent_t agent_hdl [static]

Definition at line 43 of file jvmpi_oprofile.cpp.

Referenced by compiled_method_load(), compiled_method_unload(), JVM_OnLoad(), and jvm_shutdown().

pthread_mutex_t class_map_mutex = PTHREAD_MUTEX_INITIALIZER [static]

Definition at line 53 of file jvmpi_oprofile.cpp.

Referenced by class_load(), class_unload(), and compiled_method_load().

bool debug = false [static]

Definition at line 42 of file jvmpi_oprofile.cpp.

Referenced by _add_jitdumps_to_deletion_list(), _cleanup_jitdumps(), Agent_OnLoad(), cb_compiled_method_load(), cb_compiled_method_unload(), cb_dynamic_code_generated(), compiled_method_load(), compiled_method_unload(), create_debug_line_info(), create_section(), create_text_section(), eliminate_overlaps(), fill_sections(), fill_symtab(), fill_text_section_content(), handle_overlap_region(), invalidate_entry(), JVM_OnLoad(), main(), op_process_jit_dumpfiles(), parse_code_load(), parse_code_unload(), parse_entries(), parse_header(), process_jit_dumpfile(), resolve_overlaps(), scan_overlaps(), and split_entry().

JVMPI_Interface* jvmpi

Definition at line 81 of file jvmpi_oprofile.cpp.

Referenced by compiled_method_load(), and JVM_OnLoad().

map<jobjectID, class_details> loaded_classes [static]

Definition at line 54 of file jvmpi_oprofile.cpp.

Referenced by class_load(), class_unload(), and compiled_method_load().