1 //===- CodeCoverage.cpp - Coverage tool based on profiling instrumentation-===//
11 // report coverage information using the profiling instrumentation and code
12 // coverage mapping.
24 #include "llvm/ProfileData/Coverage/CoverageMapping.h"
36 using namespace coverage;
39 /// \brief The implementation of the coverage tool.
70                                CoverageMapping &Coverage);
74   createFunctionView(const FunctionRecord &Function, CoverageMapping &Coverage);
78   createSourceFileView(StringRef SourceFile, CoverageMapping &Coverage);
80   /// \brief Load the coverage mapping data. Return true if an error occured.
174                                           CoverageMapping &Coverage) {  in attachExpansionSubViews()  argument
178     auto ExpansionCoverage = Coverage.getCoverageForExpansion(Expansion);  in attachExpansionSubViews()
189     attachExpansionSubViews(*SubView, SubViewExpansions, Coverage);  in attachExpansionSubViews()
196                                      CoverageMapping &Coverage) {  in createFunctionView()  argument
197   auto FunctionCoverage = Coverage.getCoverageForFunction(Function);  in createFunctionView()
207   attachExpansionSubViews(*View, Expansions, Coverage);  in createFunctionView()
214                                        CoverageMapping &Coverage) {  in createSourceFileView()  argument
218   auto FileCoverage = Coverage.getCoverageForFile(SourceFile);  in createSourceFileView()
225   attachExpansionSubViews(*View, Expansions, Coverage);  in createSourceFileView()
227   for (auto Function : Coverage.getInstantiations(SourceFile)) {  in createSourceFileView()
228     auto SubViewCoverage = Coverage.getCoverageForFunction(*Function);  in createSourceFileView()
233     attachExpansionSubViews(*SubView, SubViewExpansions, Coverage);  in createSourceFileView()
265         << "error: Failed to load coverage: " << toString(std::move(E)) << "\n";  in load()
268   auto Coverage = std::move(CoverageOrErr.get());  in load()  local
269   unsigned Mismatched = Coverage->getMismatchedCount();  in load()
277     auto CoveredFiles = Coverage.get()->getUniqueSourceFiles();  in load()
289   return Coverage;  in load()
306       "arch", cl::desc("architecture of the coverage mapping binary"));  in run()
312       "format", cl::desc("Output format for line-based coverage reports"),  in run()
322       cl::desc("Treat source files as equivalent to paths in the coverage data "  in run()
329       cl::desc("Show code coverage only for functions with the given name"),  in run()
334       cl::desc("Show code coverage only for functions that match the given "  in run()
339       "region-coverage-lt", cl::Optional,  in run()
340       cl::desc("Show code coverage only for functions with region coverage "  in run()
345       "region-coverage-gt", cl::Optional,  in run()
346       cl::desc("Show code coverage only for functions with region coverage "  in run()
351       "line-coverage-lt", cl::Optional,  in run()
352       cl::desc("Show code coverage only for functions with line coverage less "  in run()
357       "line-coverage-gt", cl::Optional,  in run()
358       cl::desc("Show code coverage only for functions with line coverage "  in run()
367     cl::ParseCommandLineOptions(argc, argv, "LLVM code coverage tool\n");  in run()
474       cl::desc("Directory in which coverage information is written out"));  in show()
498   auto Coverage = load();  in show()  local
499   if (!Coverage)  in show()
513     for (const auto &Function : Coverage->getCoveredFunctions()) {  in show()
517       auto mainView = createFunctionView(Function, *Coverage);  in show()
520             << "warning: Could not read coverage for '" << Function.Name << "'."  in show()
536     // Get the source files from the function coverage mapping.  in show()
537     for (StringRef Filename : Coverage->getUniqueSourceFiles())  in show()
555     Pool.async([this, &SourceFile, &Coverage, &Printer, ShowFilenames] {  in show()
556       auto View = createSourceFileView(SourceFile, *Coverage);  in show()
591   auto Coverage = load();  in report()  local
592   if (!Coverage)  in report()
595   CoverageReport Report(ViewOpts, std::move(Coverage));  in report()