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//===- RSProfiling.h - Various profiling using random sampling ----------===//
//
// The LLVM Compiler Infrastructure
//
// This file was developed by the LLVM research group and is distributed under
// the University of Illinois Open Source License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// See notes in RSProfiling.cpp
//
//===----------------------------------------------------------------------===//
#include "llvm/Transforms/RSProfiling.h"
namespace llvm {
/// RSProfilers_std - a simple support class for profilers that handles most
/// of the work of chaining and tracking inserted code.
struct RSProfilers_std : public RSProfilers {
std::set<Value*> profcode;
// Lookup up values in profcode
virtual bool isProfiling(Value* v);
// handles required chaining
virtual void getAnalysisUsage(AnalysisUsage &AU) const;
// places counter updates in basic blocks and recordes added instructions in
// profcode
void IncrementCounterInBlock(BasicBlock *BB, unsigned CounterNum,
GlobalValue *CounterArray);
};
};
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