mirror of https://github.com/PCSX2/pcsx2.git
155 lines
6.5 KiB
C
155 lines
6.5 KiB
C
/*************************************************************************
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*
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* INTEL CORPORATION PROPRIETARY INFORMATION
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* This software is supplied under the terms of a license agreement or
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* nondisclosure agreement with Intel Corporation and may not be copied
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* or disclosed except in accordance with the terms of that agreement.
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*
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* Copyright(c) 2008 Intel Corporation. All Rights Reserved.
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*
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************************************************************************/
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#ifndef __JITPROFILING_H__
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#define __JITPROFILING_H__
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/***************************************
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* Various constants used by functions *
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***************************************/
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// event notification
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typedef enum iJIT_jvm_event
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{
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// shutdown
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iJVM_EVENT_TYPE_SHUTDOWN = 2, // Program exiting
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// EventSpecificData NA
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// JIT profiling
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iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED=13, // issued after method code jitted
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// into memory but before code is executed
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// EventSpecificData is an iJIT_Method_Load
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iJVM_EVENT_TYPE_METHOD_UNLOAD_START, // issued before unload. Method code will no
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// longer be executed, but code and info
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// are still in memory. The VTune profiler
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// may capture method code only at this point.
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// EventSpecificData is iJIT_Method_Id
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// Method Profiling
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// method name, Id and stack is supplied
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iJVM_EVENT_TYPE_ENTER_NIDS = 19, // issued when a method is about to be entered
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// EventSpecificData is iJIT_Method_NIDS
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// method name, Id and stack is supplied
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iJVM_EVENT_TYPE_LEAVE_NIDS, // issued when a method is about to be left
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// EventSpecificData is iJIT_Method_NIDS
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} iJIT_JVM_EVENT;
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typedef enum _iJIT_ModeFlags
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{
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iJIT_NO_NOTIFICATIONS = 0x0000, // No need to Notify VTune, Since VTune is not running.
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iJIT_BE_NOTIFY_ON_LOAD = 0x0001, // when turned on the jit must call iJIT_NotifyEvent( iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED, ...) for all the method already jitted.
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iJIT_BE_NOTIFY_ON_UNLOAD = 0x0002, // when turned on the jit must call iJIT_NotifyEvent( iJVM_EVENT_TYPE_METHOD_UNLOAD_FINISHED, ...) for all the method that are unloaded
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iJIT_BE_NOTIFY_ON_METHOD_ENTRY = 0x0004, // when turned on the jit must instrument all the currently jited code with calls on method entries
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iJIT_BE_NOTIFY_ON_METHOD_EXIT = 0x0008, // when turned on the jit must instrument all the currently jited code with calls on method exit
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} iJIT_ModeFlags;
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// Flags used by iJIT_IsProfilingActive()
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typedef enum _iJIT_IsProfilingActiveFlags
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{
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iJIT_NOTHING_RUNNING = 0x0000, // No profiler is running. Currently not used.
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iJIT_SAMPLING_ON = 0x0001, // Sampling is running. This is the default value returned by iJIT_IsProfilingActive()
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iJIT_CALLGRAPH_ON = 0x0002 // Call Graph is running
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} iJIT_IsProfilingActiveFlags;
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// Enumerator for the environment of methods
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typedef enum _iJDEnvironmentType
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{
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iJDE_JittingAPI = 2
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} iJDEnvironmentType;
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/**********************************
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* Data structures for the events *
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**********************************/
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// structure for the events:
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// iJVM_EVENT_TYPE_METHOD_UNLOAD_START
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typedef struct _iJIT_Method_Id
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{
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unsigned int method_id; // Id of the method (same as the one passed in the iJIT_Method_Load struct
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} *piJIT_Method_Id, iJIT_Method_Id;
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// structure for the events:
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// iJVM_EVENT_TYPE_ENTER_NIDS,
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// iJVM_EVENT_TYPE_LEAVE_NIDS,
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// iJVM_EVENT_TYPE_EXCEPTION_OCCURRED_NIDS
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typedef struct _iJIT_Method_NIDS
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{
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unsigned int method_id; // unique method ID
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unsigned int stack_id; // NOTE: no need to fill this field, it's filled by VTune
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char* method_name; // method name (just the method, without the class)
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} *piJIT_Method_NIDS, iJIT_Method_NIDS;
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// structures for the events:
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// iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED
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typedef struct _LineNumberInfo
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{
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unsigned int Offset; // x86 Offset from the begining of the method
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unsigned int LineNumber; // source line number from the begining of the source file.
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} *pLineNumberInfo, LineNumberInfo;
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typedef struct _iJIT_Method_Load
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{
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unsigned int method_id; // unique method ID - can be any unique value, (except 0 - 999)
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char* method_name; // method name (can be with or without the class and signature, in any case the class name will be added to it)
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void* method_load_address; // virtual address of that method - This determines the method range for the iJVM_EVENT_TYPE_ENTER/LEAVE_METHOD_ADDR events
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unsigned int method_size; // Size in memory - Must be exact
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unsigned int line_number_size; // Line Table size in number of entries - Zero if none
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pLineNumberInfo line_number_table; // Pointer to the begining of the line numbers info array
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unsigned int class_id; // unique class ID
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char* class_file_name; // class file name
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char* source_file_name; // source file name
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void* user_data; // bits supplied by the user for saving in the JIT file...
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unsigned int user_data_size; // the size of the user data buffer
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iJDEnvironmentType env; // NOTE: no need to fill this field, it's filled by VTune
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} *piJIT_Method_Load, iJIT_Method_Load;
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//API Functions
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#ifdef __cplusplus
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extern "C" {
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#endif
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typedef void (*iJIT_ModeChangedEx)(void *UserData, iJIT_ModeFlags Flags); // called when the settings are changed with new settings
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int iJIT_NotifyEvent(iJIT_JVM_EVENT event_type, void *EventSpecificData);
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void iJIT_RegisterCallbackEx(void *userdata, iJIT_ModeChangedEx NewModeCallBackFuncEx); // The new mode call back routine
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iJIT_IsProfilingActiveFlags iJIT_IsProfilingActive();
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void FinalizeThread();
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void FinalizeProcess();
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unsigned int iJIT_GetNewMethodID();
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#ifdef __cplusplus
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}
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#endif
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#endif //__JITPROFILING_H__
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