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04317cc618
Modified patch by Adam Preuss. This builds on the existing framework for block tracing, edge profiling and optimal edge profiling. See -help-hidden for new flags. For documentation, see the technical report "Implementation of Path Profiling..." in llvm.org/pubs. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@124515 91177308-0d34-0410-b5e6-96231b3b80d8
35 lines
1.2 KiB
C++
35 lines
1.2 KiB
C++
//===- ProfilingUtils.h - Helper functions shared by profilers --*- C++ -*-===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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//
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// This file defines a few helper functions which are used by profile
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// instrumentation code to instrument the code. This allows the profiler pass
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// to worry about *what* to insert, and these functions take care of *how* to do
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// it.
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//
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//===----------------------------------------------------------------------===//
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#ifndef PROFILINGUTILS_H
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#define PROFILINGUTILS_H
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namespace llvm {
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class Function;
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class GlobalValue;
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class BasicBlock;
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class PointerType;
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void InsertProfilingInitCall(Function *MainFn, const char *FnName,
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GlobalValue *Arr = 0,
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PointerType *arrayType = 0);
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void IncrementCounterInBlock(BasicBlock *BB, unsigned CounterNum,
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GlobalValue *CounterArray,
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bool beginning = true);
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}
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#endif
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