1//===- CoverageMappingWriter.h - Code coverage mapping writer ---*- 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// 9// This file contains support for writing coverage mapping data for 10// instrumentation based coverage. 11// 12//===----------------------------------------------------------------------===// 13 14#ifndef LLVM_PROFILEDATA_COVERAGE_COVERAGEMAPPINGWRITER_H 15#define LLVM_PROFILEDATA_COVERAGE_COVERAGEMAPPINGWRITER_H 16 17#include "llvm/ADT/ArrayRef.h" 18#include "llvm/ADT/StringRef.h" 19#include "llvm/ProfileData/Coverage/CoverageMapping.h" 20 21namespace llvm { 22 23class raw_ostream; 24 25namespace coverage { 26 27/// Writer of the filenames section for the instrumentation 28/// based code coverage. 29class CoverageFilenamesSectionWriter { 30 ArrayRef<StringRef> Filenames; 31 32public: 33 CoverageFilenamesSectionWriter(ArrayRef<StringRef> Filenames); 34 35 /// Write encoded filenames to the given output stream. 36 void write(raw_ostream &OS); 37}; 38 39/// Writer for instrumentation based coverage mapping data. 40class CoverageMappingWriter { 41 ArrayRef<unsigned> VirtualFileMapping; 42 ArrayRef<CounterExpression> Expressions; 43 MutableArrayRef<CounterMappingRegion> MappingRegions; 44 45public: 46 CoverageMappingWriter(ArrayRef<unsigned> VirtualFileMapping, 47 ArrayRef<CounterExpression> Expressions, 48 MutableArrayRef<CounterMappingRegion> MappingRegions) 49 : VirtualFileMapping(VirtualFileMapping), Expressions(Expressions), 50 MappingRegions(MappingRegions) {} 51 52 /// Write encoded coverage mapping data to the given output stream. 53 void write(raw_ostream &OS); 54}; 55 56} // end namespace coverage 57 58} // end namespace llvm 59 60#endif // LLVM_PROFILEDATA_COVERAGE_COVERAGEMAPPINGWRITER_H 61