mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-08-29 13:29:28 +00:00
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@194808 91177308-0d34-0410-b5e6-96231b3b80d8
97 lines
3.4 KiB
C++
97 lines
3.4 KiB
C++
//===-- IntelJITEventsWrapper.h - Intel JIT Events API Wrapper --*- C++ -*-===//
|
|
//
|
|
// The LLVM Compiler Infrastructure
|
|
//
|
|
// This file is distributed under the University of Illinois Open Source
|
|
// License. See LICENSE.TXT for details.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
//
|
|
// This file defines a wrapper for the Intel JIT Events API. It allows for the
|
|
// implementation of the jitprofiling library to be swapped with an alternative
|
|
// implementation (for testing). To include this file, you must have the
|
|
// jitprofiling.h header available; it is available in Intel(R) VTune(TM)
|
|
// Amplifier XE 2011.
|
|
//
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
#ifndef INTEL_JIT_EVENTS_WRAPPER_H
|
|
#define INTEL_JIT_EVENTS_WRAPPER_H
|
|
|
|
#include "jitprofiling.h"
|
|
|
|
namespace llvm {
|
|
|
|
class IntelJITEventsWrapper {
|
|
// Function pointer types for testing implementation of Intel jitprofiling
|
|
// library
|
|
typedef int (*NotifyEventPtr)(iJIT_JVM_EVENT, void*);
|
|
typedef void (*RegisterCallbackExPtr)(void *, iJIT_ModeChangedEx );
|
|
typedef iJIT_IsProfilingActiveFlags (*IsProfilingActivePtr)(void);
|
|
typedef void (*FinalizeThreadPtr)(void);
|
|
typedef void (*FinalizeProcessPtr)(void);
|
|
typedef unsigned int (*GetNewMethodIDPtr)(void);
|
|
|
|
NotifyEventPtr NotifyEventFunc;
|
|
RegisterCallbackExPtr RegisterCallbackExFunc;
|
|
IsProfilingActivePtr IsProfilingActiveFunc;
|
|
GetNewMethodIDPtr GetNewMethodIDFunc;
|
|
|
|
public:
|
|
bool isAmplifierRunning() {
|
|
return iJIT_IsProfilingActive() == iJIT_SAMPLING_ON;
|
|
}
|
|
|
|
IntelJITEventsWrapper()
|
|
: NotifyEventFunc(::iJIT_NotifyEvent),
|
|
RegisterCallbackExFunc(::iJIT_RegisterCallbackEx),
|
|
IsProfilingActiveFunc(::iJIT_IsProfilingActive),
|
|
GetNewMethodIDFunc(::iJIT_GetNewMethodID) {
|
|
}
|
|
|
|
IntelJITEventsWrapper(NotifyEventPtr NotifyEventImpl,
|
|
RegisterCallbackExPtr RegisterCallbackExImpl,
|
|
IsProfilingActivePtr IsProfilingActiveImpl,
|
|
FinalizeThreadPtr FinalizeThreadImpl,
|
|
FinalizeProcessPtr FinalizeProcessImpl,
|
|
GetNewMethodIDPtr GetNewMethodIDImpl)
|
|
: NotifyEventFunc(NotifyEventImpl),
|
|
RegisterCallbackExFunc(RegisterCallbackExImpl),
|
|
IsProfilingActiveFunc(IsProfilingActiveImpl),
|
|
GetNewMethodIDFunc(GetNewMethodIDImpl) {
|
|
}
|
|
|
|
// Sends an event announcing that a function has been emitted
|
|
// return values are event-specific. See Intel documentation for details.
|
|
int iJIT_NotifyEvent(iJIT_JVM_EVENT EventType, void *EventSpecificData) {
|
|
if (!NotifyEventFunc)
|
|
return -1;
|
|
return NotifyEventFunc(EventType, EventSpecificData);
|
|
}
|
|
|
|
// Registers a callback function to receive notice of profiling state changes
|
|
void iJIT_RegisterCallbackEx(void *UserData,
|
|
iJIT_ModeChangedEx NewModeCallBackFuncEx) {
|
|
if (RegisterCallbackExFunc)
|
|
RegisterCallbackExFunc(UserData, NewModeCallBackFuncEx);
|
|
}
|
|
|
|
// Returns the current profiler mode
|
|
iJIT_IsProfilingActiveFlags iJIT_IsProfilingActive(void) {
|
|
if (!IsProfilingActiveFunc)
|
|
return iJIT_NOTHING_RUNNING;
|
|
return IsProfilingActiveFunc();
|
|
}
|
|
|
|
// Generates a locally unique method ID for use in code registration
|
|
unsigned int iJIT_GetNewMethodID(void) {
|
|
if (!GetNewMethodIDFunc)
|
|
return -1;
|
|
return GetNewMethodIDFunc();
|
|
}
|
|
};
|
|
|
|
} //namespace llvm
|
|
|
|
#endif //INTEL_JIT_EVENTS_WRAPPER_H
|