/// <summary>
/// Gets a type's encoded size in bytes.
/// </summary>
/// <param name="type">A type.</param>
/// <param name="metadataSize">The object's metadata size.</param>
/// <returns>The type's size in bytes, including the size of the metadata.</returns>
public int SizeOfWithMetadata(IType type, out int metadataSize)
{
var ext = GCInterface.GetMetadataExtendedType(CompiledModule.ImportType(type), CompiledModule);
metadataSize = (int)LLVM.OffsetOfElement(Target, ext, 1);
return((int)LLVM.StoreSizeOfType(Target, ext));
}
/// <summary>
/// Creates an object marshal.
/// </summary>
/// <param name="compiledModule">
/// A compiled LLVM module to inspect for type data layouts.
/// </param>
/// <param name="target">
/// A target data layout to use for determining the precise layout of data types.
/// </param>
public ObjectMarshal(ModuleBuilder compiledModule, LLVMTargetDataRef target)
{
this.CompiledModule = compiledModule;
this.Target = target;
var ext = GCInterface.GetMetadataExtendedType(
LLVM.StructTypeInContext(CompiledModule.Context, new LLVMTypeRef[] { }, false),
CompiledModule);
MetadataSize = (int)LLVM.OffsetOfElement(Target, ext, 1);
}
