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📁 ..
📄 ABIInfo.h(5.01 KB)
📄 Address.h(3.28 KB)
📄 BackendUtil.cpp(67.92 KB)
📄 CGAtomic.cpp(85.95 KB)
📄 CGBlocks.cpp(111.14 KB)
📄 CGBlocks.h(8.94 KB)
📄 CGBuilder.h(13.78 KB)
📄 CGBuiltin.cpp(695.8 KB)
📄 CGCUDANV.cpp(35.16 KB)
📄 CGCUDARuntime.cpp(1.53 KB)
📄 CGCUDARuntime.h(3.4 KB)
📄 CGCXX.cpp(11.8 KB)
📄 CGCXXABI.cpp(12.47 KB)
📄 CGCXXABI.h(27.9 KB)
📄 CGCall.cpp(197.3 KB)
📄 CGCall.h(11.62 KB)
📄 CGClass.cpp(113.54 KB)
📄 CGCleanup.cpp(46.97 KB)
📄 CGCleanup.h(19.28 KB)
📄 CGCoroutine.cpp(27.82 KB)
📄 CGDebugInfo.cpp(191.42 KB)
📄 CGDebugInfo.h(34.73 KB)
📄 CGDecl.cpp(97.98 KB)
📄 CGDeclCXX.cpp(34.73 KB)
📄 CGException.cpp(80.38 KB)
📄 CGExpr.cpp(209.78 KB)
📄 CGExprAgg.cpp(77.04 KB)
📄 CGExprCXX.cpp(90.39 KB)
📄 CGExprComplex.cpp(44.9 KB)
📄 CGExprConstant.cpp(86.17 KB)
📄 CGExprScalar.cpp(196.29 KB)
📄 CGGPUBuiltin.cpp(6.17 KB)
📄 CGLoopInfo.cpp(29.17 KB)
📄 CGLoopInfo.h(10.5 KB)
📄 CGNonTrivialStruct.cpp(41.4 KB)
📄 CGObjC.cpp(142.79 KB)
📄 CGObjCGNU.cpp(168.38 KB)
📄 CGObjCMac.cpp(304.84 KB)
📄 CGObjCRuntime.cpp(14.68 KB)
📄 CGObjCRuntime.h(14.81 KB)
📄 CGOpenCLRuntime.cpp(7.08 KB)
📄 CGOpenCLRuntime.h(3.44 KB)
📄 CGOpenMPRuntime.cpp(501.86 KB)
📄 CGOpenMPRuntime.h(111.87 KB)
📄 CGOpenMPRuntimeNVPTX.cpp(215.42 KB)
📄 CGOpenMPRuntimeNVPTX.h(22.59 KB)
📄 CGRecordLayout.h(7.84 KB)
📄 CGRecordLayoutBuilder.cpp(38.24 KB)
📄 CGStmt.cpp(92.92 KB)
📄 CGStmtOpenMP.cpp(278.04 KB)
📄 CGVTT.cpp(6.81 KB)
📄 CGVTables.cpp(55.02 KB)
📄 CGVTables.h(6.38 KB)
📄 CGValue.h(21.24 KB)
📄 CodeGenABITypes.cpp(5 KB)
📄 CodeGenAction.cpp(46.2 KB)
📄 CodeGenFunction.cpp(95.34 KB)
📄 CodeGenFunction.h(200.94 KB)
📄 CodeGenModule.cpp(228.13 KB)
📄 CodeGenModule.h(60.91 KB)
📄 CodeGenPGO.cpp(36.17 KB)
📄 CodeGenPGO.h(4.36 KB)
📄 CodeGenTBAA.cpp(16.92 KB)
📄 CodeGenTBAA.h(9.19 KB)
📄 CodeGenTypeCache.h(3.28 KB)
📄 CodeGenTypes.cpp(32.35 KB)
📄 CodeGenTypes.h(13.42 KB)
📄 ConstantEmitter.h(6.65 KB)
📄 ConstantInitBuilder.cpp(10.29 KB)
📄 CoverageMappingGen.cpp(54.64 KB)
📄 CoverageMappingGen.h(4.04 KB)
📄 EHScopeStack.h(14.38 KB)
📄 ItaniumCXXABI.cpp(176.66 KB)
📄 MacroPPCallbacks.cpp(6.41 KB)
📄 MacroPPCallbacks.h(4.54 KB)
📄 MicrosoftCXXABI.cpp(175.41 KB)
📄 ModuleBuilder.cpp(11.79 KB)
📄 ObjectFilePCHContainerOperations.cpp(12.93 KB)
📄 PatternInit.cpp(4.1 KB)
📄 PatternInit.h(722 B)
📄 SanitizerMetadata.cpp(4.21 KB)
📄 SanitizerMetadata.h(1.63 KB)
📄 SwiftCallingConv.cpp(29.76 KB)
📄 TargetInfo.cpp(403.11 KB)
📄 TargetInfo.h(15.43 KB)
📄 VarBypassDetector.cpp(5.1 KB)
📄 VarBypassDetector.h(2.29 KB)

Editing: CoverageMappingGen.h

//===---- CoverageMappingGen.h - Coverage mapping generation ----*- C++ -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// Instrumentation-based code coverage mapping generator
//
//===----------------------------------------------------------------------===//

#ifndef LLVM_CLANG_LIB_CODEGEN_COVERAGEMAPPINGGEN_H
#define LLVM_CLANG_LIB_CODEGEN_COVERAGEMAPPINGGEN_H

#include "clang/Basic/LLVM.h"
#include "clang/Basic/SourceLocation.h"
#include "clang/Lex/PPCallbacks.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/IR/GlobalValue.h"
#include "llvm/Support/raw_ostream.h"

namespace clang {

class LangOptions;
class SourceManager;
class FileEntry;
class Preprocessor;
class Decl;
class Stmt;

/// Stores additional source code information like skipped ranges which
/// is required by the coverage mapping generator and is obtained from
/// the preprocessor.
class CoverageSourceInfo : public PPCallbacks {
  std::vector<SourceRange> SkippedRanges;
public:
  ArrayRef<SourceRange> getSkippedRanges() const { return SkippedRanges; }

void SourceRangeSkipped(SourceRange Range, SourceLocation EndifLoc) override;
};

namespace CodeGen {

class CodeGenModule;

/// Organizes the cross-function state that is used while generating
/// code coverage mapping data.
class CoverageMappingModuleGen {
  /// Information needed to emit a coverage record for a function.
  struct FunctionInfo {
    uint64_t NameHash;
    uint64_t FuncHash;
    std::string CoverageMapping;
    bool IsUsed;
  };

CodeGenModule &CGM;
  CoverageSourceInfo &SourceInfo;
  llvm::SmallDenseMap<const FileEntry *, unsigned, 8> FileEntries;
  std::vector<llvm::Constant *> FunctionNames;
  std::vector<FunctionInfo> FunctionRecords;

/// Emit a function record.
  void emitFunctionMappingRecord(const FunctionInfo &Info,
                                 uint64_t FilenamesRef);

public:
  CoverageMappingModuleGen(CodeGenModule &CGM, CoverageSourceInfo &SourceInfo)
      : CGM(CGM), SourceInfo(SourceInfo) {}

CoverageSourceInfo &getSourceInfo() const {
    return SourceInfo;
  }

/// Add a function's coverage mapping record to the collection of the
  /// function mapping records.
  void addFunctionMappingRecord(llvm::GlobalVariable *FunctionName,
                                StringRef FunctionNameValue,
                                uint64_t FunctionHash,
                                const std::string &CoverageMapping,
                                bool IsUsed = true);

/// Emit the coverage mapping data for a translation unit.
  void emit();

/// Return the coverage mapping translation unit file id
  /// for the given file.
  unsigned getFileID(const FileEntry *File);
};

/// Organizes the per-function state that is used while generating
/// code coverage mapping data.
class CoverageMappingGen {
  CoverageMappingModuleGen &CVM;
  SourceManager &SM;
  const LangOptions &LangOpts;
  llvm::DenseMap<const Stmt *, unsigned> *CounterMap;

public:
  CoverageMappingGen(CoverageMappingModuleGen &CVM, SourceManager &SM,
                     const LangOptions &LangOpts)
      : CVM(CVM), SM(SM), LangOpts(LangOpts), CounterMap(nullptr) {}

CoverageMappingGen(CoverageMappingModuleGen &CVM, SourceManager &SM,
                     const LangOptions &LangOpts,
                     llvm::DenseMap<const Stmt *, unsigned> *CounterMap)
      : CVM(CVM), SM(SM), LangOpts(LangOpts), CounterMap(CounterMap) {}

/// Emit the coverage mapping data which maps the regions of
  /// code to counters that will be used to find the execution
  /// counts for those regions.
  void emitCounterMapping(const Decl *D, llvm::raw_ostream &OS);

/// Emit the coverage mapping data for an unused function.
  /// It creates mapping regions with the counter of zero.
  void emitEmptyMapping(const Decl *D, llvm::raw_ostream &OS);
};

} // end namespace CodeGen
} // end namespace clang

#endif

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Editing: CoverageMappingGen.h

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