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1 //== llvm/Support/CodeGenCoverage.h ------------------------------*- C++ -*-==//
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2 //
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3 // The LLVM Compiler Infrastructure
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4 //
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5 // This file is distributed under the University of Illinois Open Source
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6 // License. See LICENSE.TXT for details.
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7 //
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8 //===----------------------------------------------------------------------===//
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9 /// \file This file provides rule coverage tracking for tablegen-erated CodeGen.
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10 //===----------------------------------------------------------------------===//
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11
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12 #ifndef LLVM_SUPPORT_CODEGENCOVERAGE_H
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13 #define LLVM_SUPPORT_CODEGENCOVERAGE_H
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14
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15 #include "llvm/ADT/BitVector.h"
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16
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17 namespace llvm {
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18 class LLVMContext;
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19 class MemoryBuffer;
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20
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21 class CodeGenCoverage {
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22 protected:
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23 BitVector RuleCoverage;
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24
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25 public:
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26 CodeGenCoverage();
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27
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28 void setCovered(uint64_t RuleID);
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29 bool isCovered(uint64_t RuleID);
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30
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31 bool parse(MemoryBuffer &Buffer, StringRef BackendName);
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32 bool emit(StringRef FilePrefix, StringRef BackendName) const;
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33 void reset();
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34 };
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35 } // end namespace llvm
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36
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37 #endif // ifndef LLVM_SUPPORT_CODEGENCOVERAGE_H
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