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Imported Upstream version 5.18.0.167

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Former-commit-id: 289509151e0fee68a1b591a20c9f109c3c789d3a
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Xamarin Public Jenkins (auto-signing)
2018-10-20 08:25:10 +00:00
parent e19d552987
commit b084638f15
28489 changed files with 184 additions and 3866856 deletions
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259
external/llvm/lib/ExecutionEngine/IntelJITEvents/jitprofiling.h vendored
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/*===-- jitprofiling.h - JIT Profiling API-------------------------*- C -*-===*
*
* The LLVM Compiler Infrastructure
*
* This file is distributed under the University of Illinois Open Source
* License. See LICENSE.TXT for details.
*
*===----------------------------------------------------------------------===*
*
* This file provides Intel(R) Performance Analyzer JIT (Just-In-Time)
* Profiling API declaration.
*
* NOTE: This file comes in a style different from the rest of LLVM
* source base since this is a piece of code shared from Intel(R)
* products. Please do not reformat / re-style this code to make
* subsequent merges and contributions from the original source base eaiser.
*
*===----------------------------------------------------------------------===*/
#ifndef __JITPROFILING_H__
#define __JITPROFILING_H__
/*
* Various constants used by functions
*/
/* event notification */
typedef enum iJIT_jvm_event
{
/* shutdown */
/*
* Program exiting EventSpecificData NA
*/
iJVM_EVENT_TYPE_SHUTDOWN = 2,
/* JIT profiling */
/*
* issued after method code jitted into memory but before code is executed
* EventSpecificData is an iJIT_Method_Load
*/
iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED=13,
/* issued before unload. Method code will no longer be executed, but code
* and info are still in memory. The VTune profiler may capture method
* code only at this point EventSpecificData is iJIT_Method_Id
*/
iJVM_EVENT_TYPE_METHOD_UNLOAD_START,
/* Method Profiling */
/* method name, Id and stack is supplied
* issued when a method is about to be entered EventSpecificData is
* iJIT_Method_NIDS
*/
iJVM_EVENT_TYPE_ENTER_NIDS = 19,
/* method name, Id and stack is supplied
* issued when a method is about to be left EventSpecificData is
* iJIT_Method_NIDS
*/
iJVM_EVENT_TYPE_LEAVE_NIDS
} iJIT_JVM_EVENT;
typedef enum _iJIT_ModeFlags
{
/* No need to Notify VTune, since VTune is not running */
iJIT_NO_NOTIFICATIONS = 0x0000,
/* when turned on the jit must call
* iJIT_NotifyEvent
* (
* iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED,
* )
* for all the method already jitted
*/
iJIT_BE_NOTIFY_ON_LOAD = 0x0001,
/* when turned on the jit must call
* iJIT_NotifyEvent
* (
* iJVM_EVENT_TYPE_METHOD_UNLOAD_FINISHED,
* ) for all the method that are unloaded
*/
iJIT_BE_NOTIFY_ON_UNLOAD = 0x0002,
/* when turned on the jit must instrument all
* the currently jited code with calls on
* method entries
*/
iJIT_BE_NOTIFY_ON_METHOD_ENTRY = 0x0004,
/* when turned on the jit must instrument all
* the currently jited code with calls
* on method exit
*/
iJIT_BE_NOTIFY_ON_METHOD_EXIT = 0x0008
} iJIT_ModeFlags;
/* Flags used by iJIT_IsProfilingActive() */
typedef enum _iJIT_IsProfilingActiveFlags
{
/* No profiler is running. Currently not used */
iJIT_NOTHING_RUNNING = 0x0000,
/* Sampling is running. This is the default value
* returned by iJIT_IsProfilingActive()
*/
iJIT_SAMPLING_ON = 0x0001,
/* Call Graph is running */
iJIT_CALLGRAPH_ON = 0x0002
} iJIT_IsProfilingActiveFlags;
/* Enumerator for the environment of methods*/
typedef enum _iJDEnvironmentType
{
iJDE_JittingAPI = 2
} iJDEnvironmentType;
/**********************************
* Data structures for the events *
**********************************/
/* structure for the events:
* iJVM_EVENT_TYPE_METHOD_UNLOAD_START
*/
typedef struct _iJIT_Method_Id
{
/* Id of the method (same as the one passed in
* the iJIT_Method_Load struct
*/
unsigned int method_id;
} *piJIT_Method_Id, iJIT_Method_Id;
/* structure for the events:
* iJVM_EVENT_TYPE_ENTER_NIDS,
* iJVM_EVENT_TYPE_LEAVE_NIDS,
* iJVM_EVENT_TYPE_EXCEPTION_OCCURRED_NIDS
*/
typedef struct _iJIT_Method_NIDS
{
/* unique method ID */
unsigned int method_id;
/* NOTE: no need to fill this field, it's filled by VTune */
unsigned int stack_id;
/* method name (just the method, without the class) */
char* method_name;
} *piJIT_Method_NIDS, iJIT_Method_NIDS;
/* structures for the events:
* iJVM_EVENT_TYPE_METHOD_LOAD_FINISHED
*/
typedef struct _LineNumberInfo
{
/* x86 Offset from the beginning of the method*/
unsigned int Offset;
/* source line number from the beginning of the source file */
unsigned int LineNumber;
} *pLineNumberInfo, LineNumberInfo;
typedef struct _iJIT_Method_Load
{
/* unique method ID - can be any unique value, (except 0 - 999) */
unsigned int method_id;
/* method name (can be with or without the class and signature, in any case
* the class name will be added to it)
*/
char* method_name;
/* virtual address of that method - This determines the method range for the
* iJVM_EVENT_TYPE_ENTER/LEAVE_METHOD_ADDR events
*/
void* method_load_address;
/* Size in memory - Must be exact */
unsigned int method_size;
/* Line Table size in number of entries - Zero if none */
unsigned int line_number_size;
/* Pointer to the beginning of the line numbers info array */
pLineNumberInfo line_number_table;
/* unique class ID */
unsigned int class_id;
/* class file name */
char* class_file_name;
/* source file name */
char* source_file_name;
/* bits supplied by the user for saving in the JIT file */
void* user_data;
/* the size of the user data buffer */
unsigned int user_data_size;
/* NOTE: no need to fill this field, it's filled by VTune */
iJDEnvironmentType env;
} *piJIT_Method_Load, iJIT_Method_Load;
/* API Functions */
#ifdef __cplusplus
extern "C" {
#endif
#ifndef CDECL
# if defined WIN32 || defined _WIN32
# define CDECL __cdecl
# else /* defined WIN32 || defined _WIN32 */
# if defined _M_X64 || defined _M_AMD64 || defined __x86_64__
# define CDECL /* not actual on x86_64 platform */
# else /* _M_X64 || _M_AMD64 || __x86_64__ */
# define CDECL __attribute__ ((cdecl))
# endif /* _M_X64 || _M_AMD64 || __x86_64__ */
# endif /* defined WIN32 || defined _WIN32 */
#endif /* CDECL */
#define JITAPI CDECL
/* called when the settings are changed with new settings */
typedef void (*iJIT_ModeChangedEx)(void *UserData, iJIT_ModeFlags Flags);
int JITAPI iJIT_NotifyEvent(iJIT_JVM_EVENT event_type, void *EventSpecificData);
/* The new mode call back routine */
void JITAPI iJIT_RegisterCallbackEx(void *userdata,
iJIT_ModeChangedEx NewModeCallBackFuncEx);
iJIT_IsProfilingActiveFlags JITAPI iJIT_IsProfilingActive(void);
void JITAPI FinalizeThread(void);
void JITAPI FinalizeProcess(void);
unsigned int JITAPI iJIT_GetNewMethodID(void);
#ifdef __cplusplus
}
#endif
#endif /* __JITPROFILING_H__ */