public UsedColumnsAnalysis(IMetadataHost h, ControlFlowGraph c, ConstantsInfoProvider ci, List <ITypeDefinition> r, List <ITypeDefinition> cd)
{
host = h;
cfg = c;
constInfo = ci;
rowTypes = r;
columnTypes = cd;
Initialize();
}
public UsedColumnsAnalysis(IMetadataHost h, ControlFlowGraph c, ConstantsInfoProvider ci, ITypeDefinition r, ITypeDefinition cd)
{
host = h;
cfg = c;
constInfo = ci;
rowType = r;
columnType = cd;
ColumnIndexAccesses = 0;
ColumnStringAccesses = 0;
Initialize();
}
/// <summary>
/// Entry point method for performing used-columns analysis. The analysis expects results of
/// constant-set propagation analysis.
/// </summary>
/// <param name="cfg"></param>
/// <param name="cspInfo"></param>
/// <param name="results"></param>
/// <returns></returns>
private UsedColumnsAnalysis DoUsedColumnsAnalysis(ControlFlowGraph cfg, ConstantsInfoProvider cspInfo, ScopeMethodAnalysisResult results)
{
Utils.WriteLine("Running used columns analysis...");
var clsAnalysis = new UsedColumnsAnalysis(mhost, cfg, cspInfo, rowType, columnType);
var outcome = clsAnalysis.Analyze();
results.UsedColumnsSummary = outcome;
// We only save statistics about column accesses for methods with useful results.
if (!results.UsedColumnsSummary.IsTop && !results.UsedColumnsSummary.IsBottom)
{
results.ColumnStringAccesses += clsAnalysis.ColumnStringAccesses;
results.ColumnIndexAccesses += clsAnalysis.ColumnIndexAccesses;
}
Utils.WriteLine(results.UsedColumnsSummary.ToString());
Utils.WriteLine("Done with used columns analysis");
return(clsAnalysis);
}
