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Diffstat (limited to 'tools/llvm-cov/llvm-cov.cpp')
-rw-r--r-- | tools/llvm-cov/llvm-cov.cpp | 78 |
1 files changed, 78 insertions, 0 deletions
diff --git a/tools/llvm-cov/llvm-cov.cpp b/tools/llvm-cov/llvm-cov.cpp new file mode 100644 index 0000000..7b21c5b --- /dev/null +++ b/tools/llvm-cov/llvm-cov.cpp @@ -0,0 +1,78 @@ +//===- tools/llvm-cov/llvm-cov.cpp - LLVM coverage tool -------------------===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +// +// llvm-cov is a command line tools to analyze and report coverage information. +// +//===----------------------------------------------------------------------===// + +#include "llvm/ADT/OwningPtr.h" +#include "llvm/Support/CommandLine.h" +#include "llvm/Support/GCOV.h" +#include "llvm/Support/ManagedStatic.h" +#include "llvm/Support/MemoryObject.h" +#include "llvm/Support/PrettyStackTrace.h" +#include "llvm/Support/Signals.h" +#include "llvm/Support/system_error.h" +using namespace llvm; + +static cl::opt<bool> +DumpGCOV("dump", cl::init(false), cl::desc("dump gcov file")); + +static cl::opt<std::string> +InputGCNO("gcno", cl::desc("<input gcno file>"), cl::init("")); + +static cl::opt<std::string> +InputGCDA("gcda", cl::desc("<input gcda file>"), cl::init("")); + + +//===----------------------------------------------------------------------===// +int main(int argc, char **argv) { + // Print a stack trace if we signal out. + sys::PrintStackTraceOnErrorSignal(); + PrettyStackTraceProgram X(argc, argv); + llvm_shutdown_obj Y; // Call llvm_shutdown() on exit. + + cl::ParseCommandLineOptions(argc, argv, "llvm cov\n"); + + GCOVFile GF; + if (InputGCNO.empty()) + errs() << " " << argv[0] << ": No gcov input file!\n"; + + OwningPtr<MemoryBuffer> GCNO_Buff; + if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputGCNO, GCNO_Buff)) { + errs() << InputGCNO << ": " << ec.message() << "\n"; + return 1; + } + GCOVBuffer GCNO_GB(GCNO_Buff.take()); + if (!GF.read(GCNO_GB)) { + errs() << "Invalid .gcno File!\n"; + return 1; + } + + if (!InputGCDA.empty()) { + OwningPtr<MemoryBuffer> GCDA_Buff; + if (error_code ec = MemoryBuffer::getFileOrSTDIN(InputGCDA, GCDA_Buff)) { + errs() << InputGCDA << ": " << ec.message() << "\n"; + return 1; + } + GCOVBuffer GCDA_GB(GCDA_Buff.take()); + if (!GF.read(GCDA_GB)) { + errs() << "Invalid .gcda File!\n"; + return 1; + } + } + + + if (DumpGCOV) + GF.dump(); + + FileInfo FI; + GF.collectLineCounts(FI); + return 0; +} |