[llvm] r294136 - [llvm-cov] Demangle symbols in function summaries (fixes PR31394)

[Vedant Kumar via llvm-commits]

Author: vedantk
Date: Sun Feb  5 14:11:03 2017
New Revision: 294136

URL: http://llvm.org/viewvc/llvm-project?rev=294136&view=rev
Log:
[llvm-cov] Demangle symbols in function summaries (fixes PR31394)

Modified:
    llvm/trunk/test/tools/llvm-cov/demangle.test
    llvm/trunk/tools/llvm-cov/CodeCoverage.cpp
    llvm/trunk/tools/llvm-cov/CoverageReport.cpp
    llvm/trunk/tools/llvm-cov/CoverageReport.h

Modified: llvm/trunk/test/tools/llvm-cov/demangle.test
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/test/tools/llvm-cov/demangle.test?rev=294136&r1=294135&r2=294136&view=diff
==============================================================================
--- llvm/trunk/test/tools/llvm-cov/demangle.test (original)
+++ llvm/trunk/test/tools/llvm-cov/demangle.test Sun Feb  5 14:11:03 2017
@@ -4,5 +4,8 @@ RUN: llvm-cov show %S/Inputs/templateIns
 RUN: llvm-profdata merge %S/Inputs/hideUnexecutedSubviews.proftext -o %t.profdata
 RUN: llvm-cov show %S/Inputs/templateInstantiations.covmapping -instr-profile %t.profdata -Xdemangler sed -Xdemangler 's/_/X/g' -filename-equivalence %S/showTemplateInstantiations.cpp | FileCheck %s
 
+// Check that we demangle names when printing out function summaries.
+RUN: llvm-cov report %S/Inputs/templateInstantiations.covmapping -instr-profile %S/Inputs/templateInstantiations.profdata -Xdemangler sed -Xdemangler 's/_/X/g' -filename-equivalence %S/showTemplateInstantiations.cpp | FileCheck %s
+
 CHECK-DAG: XZ4funcIbEiTX
 CHECK-DAG: XZ4funcIiEiTX

Modified: llvm/trunk/tools/llvm-cov/CodeCoverage.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-cov/CodeCoverage.cpp?rev=294136&r1=294135&r2=294136&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-cov/CodeCoverage.cpp (original)
+++ llvm/trunk/tools/llvm-cov/CodeCoverage.cpp Sun Feb  5 14:11:03 2017
@@ -823,7 +823,7 @@ int CodeCoverageTool::report(int argc, c
   if (SourceFiles.empty())
     Report.renderFileReports(llvm::outs());
   else
-    Report.renderFunctionReports(SourceFiles, llvm::outs());
+    Report.renderFunctionReports(SourceFiles, DC, llvm::outs());
   return 0;
 }
 

Modified: llvm/trunk/tools/llvm-cov/CoverageReport.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-cov/CoverageReport.cpp?rev=294136&r1=294135&r2=294136&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-cov/CoverageReport.cpp (original)
+++ llvm/trunk/tools/llvm-cov/CoverageReport.cpp Sun Feb  5 14:11:03 2017
@@ -200,12 +200,14 @@ void CoverageReport::render(const FileCo
 }
 
 void CoverageReport::render(const FunctionCoverageSummary &Function,
+                            const DemangleCache &DC,
                             raw_ostream &OS) const {
   auto FuncCoverageColor =
       determineCoveragePercentageColor(Function.RegionCoverage);
   auto LineCoverageColor =
       determineCoveragePercentageColor(Function.LineCoverage);
-  OS << column(Function.Name, FunctionReportColumns[0], Column::RightTrim)
+  OS << column(DC.demangle(Function.Name), FunctionReportColumns[0],
+               Column::RightTrim)
      << format("%*u", FunctionReportColumns[1],
                (unsigned)Function.RegionCoverage.NumRegions);
   Options.colored_ostream(OS, FuncCoverageColor)
@@ -230,6 +232,7 @@ void CoverageReport::render(const Functi
 }
 
 void CoverageReport::renderFunctionReports(ArrayRef<std::string> Files,
+                                           const DemangleCache &DC,
                                            raw_ostream &OS) {
   bool isFirst = true;
   for (StringRef Filename : Files) {
@@ -242,7 +245,7 @@ void CoverageReport::renderFunctionRepor
 
     std::vector<StringRef> Funcnames;
     for (const auto &F : Functions)
-      Funcnames.emplace_back(F.Name);
+      Funcnames.emplace_back(DC.demangle(F.Name));
     adjustColumnWidths({}, Funcnames);
 
     OS << "File '" << Filename << "':\n";
@@ -262,12 +265,12 @@ void CoverageReport::renderFunctionRepor
       ++Totals.ExecutionCount;
       Totals.RegionCoverage += Function.RegionCoverage;
       Totals.LineCoverage += Function.LineCoverage;
-      render(Function, OS);
+      render(Function, DC, OS);
     }
     if (Totals.ExecutionCount) {
       renderDivider(FunctionReportColumns, OS);
       OS << "\n";
-      render(Totals, OS);
+      render(Totals, DC, OS);
     }
   }
 }

Modified: llvm/trunk/tools/llvm-cov/CoverageReport.h
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/tools/llvm-cov/CoverageReport.h?rev=294136&r1=294135&r2=294136&view=diff
==============================================================================
--- llvm/trunk/tools/llvm-cov/CoverageReport.h (original)
+++ llvm/trunk/tools/llvm-cov/CoverageReport.h Sun Feb  5 14:11:03 2017
@@ -25,14 +25,16 @@ class CoverageReport {
   const coverage::CoverageMapping &Coverage;
 
   void render(const FileCoverageSummary &File, raw_ostream &OS) const;
-  void render(const FunctionCoverageSummary &Function, raw_ostream &OS) const;
+  void render(const FunctionCoverageSummary &Function, const DemangleCache &DC,
+              raw_ostream &OS) const;
 
 public:
   CoverageReport(const CoverageViewOptions &Options,
                  const coverage::CoverageMapping &Coverage)
       : Options(Options), Coverage(Coverage) {}
 
-  void renderFunctionReports(ArrayRef<std::string> Files, raw_ostream &OS);
+  void renderFunctionReports(ArrayRef<std::string> Files,
+                             const DemangleCache &DC, raw_ostream &OS);
 
   /// Prepare file reports for the files specified in \p Files.
   static std::vector<FileCoverageSummary>