public void AddVariableIndex()
{
var object_ref = new TypeReference ("System", "Object", null, null, false);
var method = new MethodDefinition ("foo", MethodAttributes.Static, object_ref);
var body = new MethodBody (method);
var x = new VariableDefinition ("x", object_ref);
var y = new VariableDefinition ("y", object_ref);
body.Variables.Add (x);
body.Variables.Add (y);
Assert.AreEqual (0, x.Index);
Assert.AreEqual (1, y.Index);
}
public void CreateMethodFromScratch()
{
IgnoreOnMono ();
var module = ModuleDefinition.CreateModule ("Pan", ModuleKind.Dll);
var type = new TypeDefinition ("Pin", "Pon", TypeAttributes.Public | TypeAttributes.Abstract | TypeAttributes.Sealed, module.ImportReference (typeof (object)));
module.Types.Add (type);
var method = new MethodDefinition ("Pang", MethodAttributes.Public | MethodAttributes.Static, module.ImportReference (typeof (string)));
type.Methods.Add (method);
var body = method.Body;
body.InitLocals = true;
var il = body.GetILProcessor ();
var temp = new VariableDefinition ("temp", module.ImportReference (typeof (string)));
body.Variables.Add (temp);
il.Emit (OpCodes.Nop);
il.Emit (OpCodes.Ldstr, "hello");
il.Emit (OpCodes.Stloc, temp);
il.Emit (OpCodes.Ldloc, temp);
il.Emit (OpCodes.Ret);
body.Instructions [0].SequencePoint = new SequencePoint (new Document (@"C:\test.cs")) {
StartLine = 0,
StartColumn = 0,
EndLine = 0,
EndColumn = 4,
};
var file = Path.Combine (Path.GetTempPath (), "Pan.dll");
module.Write (file, new WriterParameters {
SymbolWriterProvider = new PdbWriterProvider (),
});
module = ModuleDefinition.ReadModule (file, new ReaderParameters {
SymbolReaderProvider = new PdbReaderProvider (),
});
method = module.GetType ("Pin.Pon").GetMethod ("Pang");
Assert.AreEqual ("temp", method.Body.Variables [0].Name);
}
public void Emit(OpCode opcode, VariableDefinition variable)
{
Append (Create (opcode, variable));
}
public Instruction Create(OpCode opcode, VariableDefinition variable)
{
return Instruction.Create (opcode, variable);
}
static int GetVariableIndex(VariableDefinition variable)
{
return variable.Index;
}
void CreateLocalVariable(VariableDefinition variable, SymbolToken local_var_token, int start_offset, int end_offset)
{
writer.DefineLocalVariable2 (
variable.Name,
0,
local_var_token,
SymAddressKind.ILOffset,
variable.Index,
0,
0,
start_offset,
end_offset);
}
public static Instruction Create(OpCode opcode, VariableDefinition variable)
{
if (variable == null)
throw new ArgumentNullException ("variable");
if (opcode.OperandType != OperandType.ShortInlineVar &&
opcode.OperandType != OperandType.InlineVar)
throw new ArgumentException ("opcode");
return new Instruction (opcode, variable);
}