1//== llvm/Support/CodeGenCoverage.h ------------------------------*- C++ -*-==// 2// 3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. 4// See https://llvm.org/LICENSE.txt for license information. 5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception 6// 7//===----------------------------------------------------------------------===// 8/// \file This file provides rule coverage tracking for tablegen-erated CodeGen. 9//===----------------------------------------------------------------------===// 10 11#ifndef LLVM_SUPPORT_CODEGENCOVERAGE_H 12#define LLVM_SUPPORT_CODEGENCOVERAGE_H 13 14#include "llvm/ADT/BitVector.h" 15 16namespace llvm { 17class LLVMContext; 18class MemoryBuffer; 19 20class CodeGenCoverage { 21protected: 22 BitVector RuleCoverage; 23 24public: 25 using const_covered_iterator = BitVector::const_set_bits_iterator; 26 27 CodeGenCoverage(); 28 29 void setCovered(uint64_t RuleID); 30 bool isCovered(uint64_t RuleID) const; 31 iterator_range<const_covered_iterator> covered() const; 32 33 bool parse(MemoryBuffer &Buffer, StringRef BackendName); 34 bool emit(StringRef FilePrefix, StringRef BackendName) const; 35 void reset(); 36}; 37} // namespace llvm 38 39#endif // LLVM_SUPPORT_CODEGENCOVERAGE_H 40