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50 lines
1.2 KiB
C++
50 lines
1.2 KiB
C++
//==- GRBlockCounter.h - ADT for counting block visits -------------*- 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 GRBlockCounter, an abstract data type used to count
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// the number of times a given block has been visited along a path
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// analyzed by GRCoreEngine.
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//
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_CLANG_ANALYSIS_GRBLOCKCOUNTER
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#define LLVM_CLANG_ANALYSIS_GRBLOCKCOUNTER
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namespace llvm {
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class BumpPtrAllocator;
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}
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namespace clang {
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class GRBlockCounter {
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void* Data;
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GRBlockCounter(void* D) : Data(D) {}
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public:
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GRBlockCounter() : Data(0) {}
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unsigned getNumVisited(unsigned BlockID) const;
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class Factory {
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void* F;
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public:
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Factory(llvm::BumpPtrAllocator& Alloc);
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~Factory();
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GRBlockCounter GetEmptyCounter();
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GRBlockCounter IncrementCount(GRBlockCounter BC, unsigned BlockID);
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};
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friend class Factory;
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};
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} // end clang namespace
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#endif
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