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619c8d7968
The main goal of this change is to make it much easier to track which rules are actually covered by Testgen'erated regression tests. Reviewers: aemerson, dsanders Differential Revision: https://reviews.llvm.org/D46095 llvm-svn: 330988
41 lines
1.2 KiB
C++
41 lines
1.2 KiB
C++
//== llvm/Support/CodeGenCoverage.h ------------------------------*- 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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/// \file This file provides rule coverage tracking for tablegen-erated CodeGen.
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//===----------------------------------------------------------------------===//
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#ifndef LLVM_SUPPORT_CODEGENCOVERAGE_H
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#define LLVM_SUPPORT_CODEGENCOVERAGE_H
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#include "llvm/ADT/BitVector.h"
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namespace llvm {
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class LLVMContext;
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class MemoryBuffer;
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class CodeGenCoverage {
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protected:
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BitVector RuleCoverage;
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public:
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using const_covered_iterator = BitVector::const_set_bits_iterator;
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CodeGenCoverage();
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void setCovered(uint64_t RuleID);
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bool isCovered(uint64_t RuleID) const;
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iterator_range<const_covered_iterator> covered() const;
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bool parse(MemoryBuffer &Buffer, StringRef BackendName);
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bool emit(StringRef FilePrefix, StringRef BackendName) const;
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void reset();
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};
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} // namespace llvm
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#endif // ifndef LLVM_SUPPORT_CODEGENCOVERAGE_H
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