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//===- CoverageSummaryInfo.h - Coverage summary for function/file ---------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// These structures are used to represent code coverage metrics
// for functions/files.
//
//===----------------------------------------------------------------------===//
#ifndef LLVM_COV_COVERAGESUMMARYINFO_H
#define LLVM_COV_COVERAGESUMMARYINFO_H
#include "llvm/ProfileData/CoverageMapping.h"
#include "llvm/Support/raw_ostream.h"
namespace llvm {
/// \brief Provides information about region coverage for a function/file.
struct RegionCoverageInfo {
/// \brief The number of regions that were executed at least once.
size_t Covered;
/// \brief The number of regions that weren't executed.
size_t NotCovered;
/// \brief The total number of regions in a function/file.
size_t NumRegions;
RegionCoverageInfo() : Covered(0), NotCovered(0), NumRegions(0) {}
RegionCoverageInfo(size_t Covered, size_t NumRegions)
: Covered(Covered), NotCovered(NumRegions - Covered),
NumRegions(NumRegions) {}
RegionCoverageInfo &operator+=(const RegionCoverageInfo &RHS) {
Covered += RHS.Covered;
NotCovered += RHS.NotCovered;
NumRegions += RHS.NumRegions;
return *this;
}
bool isFullyCovered() const { return Covered == NumRegions; }
double getPercentCovered() const {
return double(Covered) / double(NumRegions) * 100.0;
}
};
/// \brief Provides information about line coverage for a function/file.
struct LineCoverageInfo {
/// \brief The number of lines that were executed at least once.
size_t Covered;
/// \brief The number of lines that weren't executed.
size_t NotCovered;
/// \brief The number of lines that aren't code.
size_t NonCodeLines;
/// \brief The total number of lines in a function/file.
size_t NumLines;
LineCoverageInfo()
: Covered(0), NotCovered(0), NonCodeLines(0), NumLines(0) {}
LineCoverageInfo(size_t Covered, size_t NumNonCodeLines, size_t NumLines)
: Covered(Covered), NotCovered(NumLines - NumNonCodeLines - Covered),
NonCodeLines(NumNonCodeLines), NumLines(NumLines) {}
LineCoverageInfo &operator+=(const LineCoverageInfo &RHS) {
Covered += RHS.Covered;
NotCovered += RHS.NotCovered;
NonCodeLines += RHS.NonCodeLines;
NumLines += RHS.NumLines;
return *this;
}
bool isFullyCovered() const { return Covered == (NumLines - NonCodeLines); }
double getPercentCovered() const {
return double(Covered) / double(NumLines - NonCodeLines) * 100.0;
}
};
/// \brief Provides information about function coverage for a file.
struct FunctionCoverageInfo {
/// \brief The number of functions that were executed.
size_t Executed;
/// \brief The total number of functions in this file.
size_t NumFunctions;
FunctionCoverageInfo() : Executed(0), NumFunctions(0) {}
FunctionCoverageInfo(size_t Executed, size_t NumFunctions)
: Executed(Executed), NumFunctions(NumFunctions) {}
void addFunction(bool Covered) {
if (Covered)
++Executed;
++NumFunctions;
}
bool isFullyCovered() const { return Executed == NumFunctions; }
double getPercentCovered() const {
return double(Executed) / double(NumFunctions) * 100.0;
}
};
/// \brief A summary of function's code coverage.
struct FunctionCoverageSummary {
StringRef Name;
uint64_t ExecutionCount;
RegionCoverageInfo RegionCoverage;
LineCoverageInfo LineCoverage;
FunctionCoverageSummary(StringRef Name) : Name(Name), ExecutionCount(0) {}
FunctionCoverageSummary(StringRef Name, uint64_t ExecutionCount,
const RegionCoverageInfo &RegionCoverage,
const LineCoverageInfo &LineCoverage)
: Name(Name), ExecutionCount(ExecutionCount),
RegionCoverage(RegionCoverage), LineCoverage(LineCoverage) {
}
/// \brief Compute the code coverage summary for the given function coverage
/// mapping record.
static FunctionCoverageSummary
get(const coverage::FunctionRecord &Function);
};
/// \brief A summary of file's code coverage.
struct FileCoverageSummary {
StringRef Name;
RegionCoverageInfo RegionCoverage;
LineCoverageInfo LineCoverage;
FunctionCoverageInfo FunctionCoverage;
FileCoverageSummary(StringRef Name) : Name(Name) {}
void addFunction(const FunctionCoverageSummary &Function) {
RegionCoverage += Function.RegionCoverage;
LineCoverage += Function.LineCoverage;
FunctionCoverage.addFunction(/*Covered=*/Function.ExecutionCount > 0);
}
};
} // namespace llvm
#endif // LLVM_COV_COVERAGESUMMARYINFO_H
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