71 lines
2.3 KiB
C++
71 lines
2.3 KiB
C++
//===- CoverageSummaryInfo.cpp - Coverage summary for function/file -------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// These structures are used to represent code coverage metrics
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// for functions/files.
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//
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//===----------------------------------------------------------------------===//
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#include "CoverageSummaryInfo.h"
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using namespace llvm;
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using namespace coverage;
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FunctionCoverageSummary
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FunctionCoverageSummary::get(const CoverageMapping &CM,
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const coverage::FunctionRecord &Function) {
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// Compute the region coverage.
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size_t NumCodeRegions = 0, CoveredRegions = 0;
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for (auto &CR : Function.CountedRegions) {
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if (CR.Kind != CounterMappingRegion::CodeRegion)
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continue;
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++NumCodeRegions;
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if (CR.ExecutionCount != 0)
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++CoveredRegions;
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}
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// Compute the line coverage
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size_t NumLines = 0, CoveredLines = 0;
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CoverageData CD = CM.getCoverageForFunction(Function);
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for (const auto &LCS : getLineCoverageStats(CD)) {
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if (!LCS.isMapped())
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continue;
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++NumLines;
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if (LCS.getExecutionCount())
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++CoveredLines;
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}
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return FunctionCoverageSummary(
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Function.Name, Function.ExecutionCount,
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RegionCoverageInfo(CoveredRegions, NumCodeRegions),
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LineCoverageInfo(CoveredLines, NumLines));
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}
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FunctionCoverageSummary
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FunctionCoverageSummary::get(const InstantiationGroup &Group,
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ArrayRef<FunctionCoverageSummary> Summaries) {
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std::string Name;
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if (Group.hasName()) {
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Name = Group.getName();
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} else {
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llvm::raw_string_ostream OS(Name);
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OS << "Definition at line " << Group.getLine() << ", column "
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<< Group.getColumn();
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}
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FunctionCoverageSummary Summary(Name);
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Summary.ExecutionCount = Group.getTotalExecutionCount();
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Summary.RegionCoverage = Summaries[0].RegionCoverage;
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Summary.LineCoverage = Summaries[0].LineCoverage;
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for (const auto &FCS : Summaries.drop_front()) {
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Summary.RegionCoverage.merge(FCS.RegionCoverage);
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Summary.LineCoverage.merge(FCS.LineCoverage);
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}
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return Summary;
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}
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