internal static MethodDebugInfo <TypeSymbol, LocalSymbol> GetMethodDebugInfo(RuntimeInstance runtime, string qualifiedMethodName, int ilOffset = 0)
{
var peCompilation = runtime.Modules.SelectAsArray(m => m.MetadataBlock).ToCompilation();
var peMethod = peCompilation.GlobalNamespace.GetMember <PEMethodSymbol>(qualifiedMethodName);
var peModule = (PEModuleSymbol)peMethod.ContainingModule;
var symReader = runtime.Modules.Single(mi => mi.ModuleVersionId == peModule.Module.GetModuleVersionIdOrThrow()).SymReader;
var symbolProvider = new CSharpEESymbolProvider((SourceAssemblySymbol)peCompilation.Assembly, peModule, peMethod);
return(MethodDebugInfo <TypeSymbol, LocalSymbol> .ReadMethodDebugInfo((ISymUnmanagedReader3)symReader, symbolProvider, MetadataTokens.GetToken(peMethod.Handle), methodVersion : 1, ilOffset : ilOffset, isVisualBasicMethod : false));
}
internal static MethodDebugInfo<TypeSymbol, LocalSymbol> GetMethodDebugInfo(RuntimeInstance runtime, string qualifiedMethodName, int ilOffset = 0)
{
var peCompilation = runtime.Modules.SelectAsArray(m => m.MetadataBlock).ToCompilation();
var peMethod = peCompilation.GlobalNamespace.GetMember<PEMethodSymbol>(qualifiedMethodName);
var peModule = (PEModuleSymbol)peMethod.ContainingModule;
var symReader = runtime.Modules.Single(mi => mi.ModuleVersionId == peModule.Module.GetModuleVersionIdOrThrow()).SymReader;
var symbolProvider = new CSharpEESymbolProvider(peCompilation.SourceAssembly, peModule, peMethod);
return MethodDebugInfo<TypeSymbol, LocalSymbol>.ReadMethodDebugInfo((ISymUnmanagedReader3)symReader, symbolProvider, MetadataTokens.GetToken(peMethod.Handle), methodVersion: 1, ilOffset: ilOffset, isVisualBasicMethod: false);
}
private static EvaluationContext CreateMethodContext(
CSharpCompilation compilation,
object symReader,
Guid moduleVersionId,
int methodToken,
int methodVersion,
int ilOffset,
int localSignatureToken)
{
var methodHandle = (MethodDefinitionHandle)MetadataTokens.Handle(methodToken);
var localSignatureHandle = (localSignatureToken != 0) ? (StandaloneSignatureHandle)MetadataTokens.Handle(localSignatureToken) : default(StandaloneSignatureHandle);
var currentFrame = compilation.GetMethod(moduleVersionId, methodHandle);
Debug.Assert((object)currentFrame != null);
var sourceAssembly = compilation.SourceAssembly;
var symbolProvider = new CSharpEESymbolProvider(sourceAssembly, (PEModuleSymbol)currentFrame.ContainingModule, currentFrame);
var metadataDecoder = new MetadataDecoder((PEModuleSymbol)currentFrame.ContainingModule, currentFrame);
var localInfo = metadataDecoder.GetLocalInfo(localSignatureHandle);
var typedSymReader = (ISymUnmanagedReader3)symReader;
var inScopeHoistedLocals = InScopeHoistedLocals.Empty;
var debugInfo = MethodDebugInfo<TypeSymbol, LocalSymbol>.ReadMethodDebugInfo(typedSymReader, symbolProvider, methodToken, methodVersion, ilOffset, isVisualBasicMethod: false);
var reuseSpan = debugInfo.ReuseSpan;
var localsBuilder = ArrayBuilder<LocalSymbol>.GetInstance();
MethodDebugInfo<TypeSymbol, LocalSymbol>.GetLocals(localsBuilder, symbolProvider, debugInfo.LocalVariableNames, localInfo, debugInfo.DynamicLocalMap);
if (!debugInfo.HoistedLocalScopeRecords.IsDefaultOrEmpty)
{
inScopeHoistedLocals = new CSharpInScopeHoistedLocals(debugInfo.GetInScopeHoistedLocalIndices(ilOffset, ref reuseSpan));
}
localsBuilder.AddRange(debugInfo.LocalConstants);
return new EvaluationContext(
new MethodContextReuseConstraints(moduleVersionId, methodToken, methodVersion, reuseSpan),
compilation,
currentFrame,
localsBuilder.ToImmutableAndFree(),
inScopeHoistedLocals,
debugInfo);
}
