llvm-project/llvm/lib/Transforms/Instrumentation/ProfilingUtils.h

37 lines
1.2 KiB
C++

//===- ProfilingUtils.h - Helper functions shared by profilers --*- 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 few helper functions which are used by profile
// instrumentation code to instrument the code. This allows the profiler pass
// to worry about *what* to insert, and these functions take care of *how* to do
// it.
//
//===----------------------------------------------------------------------===//
#ifndef PROFILINGUTILS_H
#define PROFILINGUTILS_H
namespace llvm {
class BasicBlock;
class Function;
class GlobalValue;
class Module;
class PointerType;
void InsertProfilingInitCall(Function *MainFn, const char *FnName,
GlobalValue *Arr = 0,
PointerType *arrayType = 0);
void IncrementCounterInBlock(BasicBlock *BB, unsigned CounterNum,
GlobalValue *CounterArray,
bool beginning = true);
void InsertProfilingShutdownCall(Function *Callee, Module *Mod);
}
#endif