internal void LoadArrayElement(int index, TypeWrapper tw)
{
ilgen.EmitLdc_I4(index);
if (tw.IsNonPrimitiveValueType)
{
ilgen.Emit(OpCodes.Ldelema, tw.TypeAsArrayType);
ilgen.Emit(OpCodes.Ldobj, tw.TypeAsArrayType);
}
else if (tw == PrimitiveTypeWrapper.BYTE ||
tw == PrimitiveTypeWrapper.BOOLEAN)
{
ilgen.Emit(OpCodes.Ldelem_I1);
}
else if (tw == PrimitiveTypeWrapper.SHORT)
{
ilgen.Emit(OpCodes.Ldelem_I2);
}
else if (tw == PrimitiveTypeWrapper.CHAR)
{
ilgen.Emit(OpCodes.Ldelem_U2);
}
else if (tw == PrimitiveTypeWrapper.INT)
{
ilgen.Emit(OpCodes.Ldelem_I4);
}
else if (tw == PrimitiveTypeWrapper.LONG)
{
ilgen.Emit(OpCodes.Ldelem_I8);
}
else if (tw == PrimitiveTypeWrapper.FLOAT)
{
ilgen.Emit(OpCodes.Ldelem_R4);
}
else if (tw == PrimitiveTypeWrapper.DOUBLE)
{
ilgen.Emit(OpCodes.Ldelem_R8);
}
else
{
ilgen.Emit(OpCodes.Ldelem_Ref);
if (tw.IsGhost)
{
tw.EmitConvStackTypeToSignatureType(ilgen, null);
}
}
}
internal void BoxArgs(int start)
{
int paramCount = type.parameterCount();
ilgen.EmitLdc_I4(paramCount - start);
ilgen.Emit(OpCodes.Newarr, Types.Object);
for (int i = start; i < paramCount; i++)
{
ilgen.Emit(OpCodes.Dup);
ilgen.EmitLdc_I4(i - start);
Ldarg(i);
TypeWrapper tw = TypeWrapper.FromClass(type.parameterType(i));
if (tw.IsPrimitive)
{
ilgen.Emit(OpCodes.Box, tw.TypeAsSignatureType);
}
ilgen.Emit(OpCodes.Stelem_Ref);
}
}
/*
* Low-level emit helpers.
*/
private void emitConst(object con)
{
if (con == null)
{
ilgen.Emit(OpCodes.Ldnull);
}
else if (con is string)
{
ilgen.Emit(OpCodes.Ldstr, (string)con);
}
else if (con is java.lang.Integer)
{
ilgen.EmitLdc_I4(((java.lang.Integer)con).intValue());
}
else if (con is java.lang.Long)
{
ilgen.EmitLdc_I8(((java.lang.Long)con).longValue());
}
else if (con is java.lang.Float)
{
ilgen.EmitLdc_R4(((java.lang.Float)con).floatValue());
}
else if (con is java.lang.Double)
{
ilgen.EmitLdc_R8(((java.lang.Double)con).doubleValue());
}
else if (con is java.lang.Boolean)
{
ilgen.EmitLdc_I4(((java.lang.Boolean)con).booleanValue() ? 1 : 0);
}
else
{
throw new BailoutException(Bailout.UnsupportedConstant, con);
}
}
internal static void Unbox(CodeEmitter ilgen, jlClass srcClass, jlClass dstClass, int level)
{
for (int i = 0; i < boxers.Length; i++)
{
if (boxers[i].clazz == srcClass)
{
// typed unboxing
ilgen.Emit(OpCodes.Call, boxers[i].unbox);
EmitConvert(ilgen, boxers[i].type, dstClass, level);
return;
}
}
for (int i = 0; i < boxers.Length; i++)
{
if (boxers[i].type == dstClass)
{
// untyped unboxing
ilgen.EmitLdc_I4(level > 1 ? 1 : 0);
ilgen.Emit(OpCodes.Call, boxers[i].unboxObject);
return;
}
}
throw new InvalidOperationException();
}
internal override void Generate(CodeGenContext context, CodeEmitter ilgen)
{
ilgen.EmitLdc_I4(val);
}
internal FastFieldReflector(java.io.ObjectStreamField[] fields)
{
this.fields = fields;
TypeWrapper tw = null;
foreach (java.io.ObjectStreamField field in fields)
{
FieldWrapper fw = GetFieldWrapper(field);
if (fw != null)
{
if (tw == null)
{
tw = fw.DeclaringType;
}
else if (tw != fw.DeclaringType)
{
// pre-condition is that all fields are from the same Type!
throw new java.lang.InternalError();
}
}
}
if (tw == null)
{
objFieldGetter = objFieldSetter = objDummy;
primFieldGetter = primFieldSetter = primDummy;
}
else
{
try
{
tw.Finish();
}
catch (RetargetableJavaException x)
{
throw x.ToJava();
}
DynamicMethod dmObjGetter = DynamicMethodUtils.Create("__<ObjFieldGetter>", tw.TypeAsBaseType, true, null, new Type[] { typeof(object), typeof(object[]) });
DynamicMethod dmPrimGetter = DynamicMethodUtils.Create("__<PrimFieldGetter>", tw.TypeAsBaseType, true, null, new Type[] { typeof(object), typeof(byte[]) });
DynamicMethod dmObjSetter = DynamicMethodUtils.Create("__<ObjFieldSetter>", tw.TypeAsBaseType, true, null, new Type[] { typeof(object), typeof(object[]) });
DynamicMethod dmPrimSetter = DynamicMethodUtils.Create("__<PrimFieldSetter>", tw.TypeAsBaseType, true, null, new Type[] { typeof(object), typeof(byte[]) });
CodeEmitter ilgenObjGetter = CodeEmitter.Create(dmObjGetter);
CodeEmitter ilgenPrimGetter = CodeEmitter.Create(dmPrimGetter);
CodeEmitter ilgenObjSetter = CodeEmitter.Create(dmObjSetter);
CodeEmitter ilgenPrimSetter = CodeEmitter.Create(dmPrimSetter);
// we want the getters to be verifiable (because writeObject can be used from partial trust),
// so we create a local to hold the properly typed object reference
CodeEmitterLocal objGetterThis = ilgenObjGetter.DeclareLocal(tw.TypeAsBaseType);
CodeEmitterLocal primGetterThis = ilgenPrimGetter.DeclareLocal(tw.TypeAsBaseType);
ilgenObjGetter.Emit(OpCodes.Ldarg_0);
ilgenObjGetter.Emit(OpCodes.Castclass, tw.TypeAsBaseType);
ilgenObjGetter.Emit(OpCodes.Stloc, objGetterThis);
ilgenPrimGetter.Emit(OpCodes.Ldarg_0);
ilgenPrimGetter.Emit(OpCodes.Castclass, tw.TypeAsBaseType);
ilgenPrimGetter.Emit(OpCodes.Stloc, primGetterThis);
foreach (java.io.ObjectStreamField field in fields)
{
FieldWrapper fw = GetFieldWrapper(field);
if (fw == null)
{
continue;
}
fw.ResolveField();
TypeWrapper fieldType = fw.FieldTypeWrapper;
try
{
fieldType = fieldType.EnsureLoadable(tw.GetClassLoader());
fieldType.Finish();
}
catch (RetargetableJavaException x)
{
throw x.ToJava();
}
if (fieldType.IsPrimitive)
{
// Getter
ilgenPrimGetter.Emit(OpCodes.Ldarg_1);
ilgenPrimGetter.EmitLdc_I4(field.getOffset());
ilgenPrimGetter.Emit(OpCodes.Ldloc, primGetterThis);
fw.EmitGet(ilgenPrimGetter);
if (fieldType == PrimitiveTypeWrapper.BYTE)
{
ilgenPrimGetter.Emit(OpCodes.Call, WriteByteMethod);
}
else if (fieldType == PrimitiveTypeWrapper.BOOLEAN)
{
ilgenPrimGetter.Emit(OpCodes.Call, WriteBooleanMethod);
}
else if (fieldType == PrimitiveTypeWrapper.CHAR)
{
ilgenPrimGetter.Emit(OpCodes.Call, WriteCharMethod);
}
else if (fieldType == PrimitiveTypeWrapper.SHORT)
{
ilgenPrimGetter.Emit(OpCodes.Call, WriteShortMethod);
}
else if (fieldType == PrimitiveTypeWrapper.INT)
{
ilgenPrimGetter.Emit(OpCodes.Call, WriteIntMethod);
}
else if (fieldType == PrimitiveTypeWrapper.FLOAT)
{
ilgenPrimGetter.Emit(OpCodes.Call, WriteFloatMethod);
}
else if (fieldType == PrimitiveTypeWrapper.LONG)
{
ilgenPrimGetter.Emit(OpCodes.Call, WriteLongMethod);
}
else if (fieldType == PrimitiveTypeWrapper.DOUBLE)
{
ilgenPrimGetter.Emit(OpCodes.Call, WriteDoubleMethod);
}
else
{
throw new java.lang.InternalError();
}
// Setter
ilgenPrimSetter.Emit(OpCodes.Ldarg_0);
ilgenPrimSetter.Emit(OpCodes.Castclass, tw.TypeAsBaseType);
ilgenPrimSetter.Emit(OpCodes.Ldarg_1);
ilgenPrimSetter.EmitLdc_I4(field.getOffset());
if (fieldType == PrimitiveTypeWrapper.BYTE)
{
ilgenPrimSetter.Emit(OpCodes.Call, ReadByteMethod);
}
else if (fieldType == PrimitiveTypeWrapper.BOOLEAN)
{
ilgenPrimSetter.Emit(OpCodes.Call, ReadBooleanMethod);
}
else if (fieldType == PrimitiveTypeWrapper.CHAR)
{
ilgenPrimSetter.Emit(OpCodes.Call, ReadCharMethod);
}
else if (fieldType == PrimitiveTypeWrapper.SHORT)
{
ilgenPrimSetter.Emit(OpCodes.Call, ReadShortMethod);
}
else if (fieldType == PrimitiveTypeWrapper.INT)
{
ilgenPrimSetter.Emit(OpCodes.Call, ReadIntMethod);
}
else if (fieldType == PrimitiveTypeWrapper.FLOAT)
{
ilgenPrimSetter.Emit(OpCodes.Call, ReadFloatMethod);
}
else if (fieldType == PrimitiveTypeWrapper.LONG)
{
ilgenPrimSetter.Emit(OpCodes.Call, ReadLongMethod);
}
else if (fieldType == PrimitiveTypeWrapper.DOUBLE)
{
ilgenPrimSetter.Emit(OpCodes.Call, ReadDoubleMethod);
}
else
{
throw new java.lang.InternalError();
}
fw.EmitSet(ilgenPrimSetter);
}
else
{
// Getter
ilgenObjGetter.Emit(OpCodes.Ldarg_1);
ilgenObjGetter.EmitLdc_I4(field.getOffset());
ilgenObjGetter.Emit(OpCodes.Ldloc, objGetterThis);
fw.EmitGet(ilgenObjGetter);
fieldType.EmitConvSignatureTypeToStackType(ilgenObjGetter);
ilgenObjGetter.Emit(OpCodes.Stelem_Ref);
// Setter
ilgenObjSetter.Emit(OpCodes.Ldarg_0);
ilgenObjSetter.Emit(OpCodes.Ldarg_1);
ilgenObjSetter.EmitLdc_I4(field.getOffset());
ilgenObjSetter.Emit(OpCodes.Ldelem_Ref);
fieldType.EmitCheckcast(ilgenObjSetter);
fieldType.EmitConvStackTypeToSignatureType(ilgenObjSetter, null);
fw.EmitSet(ilgenObjSetter);
}
}
ilgenObjGetter.Emit(OpCodes.Ret);
ilgenPrimGetter.Emit(OpCodes.Ret);
ilgenObjSetter.Emit(OpCodes.Ret);
ilgenPrimSetter.Emit(OpCodes.Ret);
ilgenObjGetter.DoEmit();
ilgenPrimGetter.DoEmit();
ilgenObjSetter.DoEmit();
ilgenPrimSetter.DoEmit();
objFieldGetter = (ObjFieldGetterSetter)dmObjGetter.CreateDelegate(typeof(ObjFieldGetterSetter));
primFieldGetter = (PrimFieldGetterSetter)dmPrimGetter.CreateDelegate(typeof(PrimFieldGetterSetter));
objFieldSetter = (ObjFieldGetterSetter)dmObjSetter.CreateDelegate(typeof(ObjFieldGetterSetter));
primFieldSetter = (PrimFieldGetterSetter)dmPrimSetter.CreateDelegate(typeof(PrimFieldGetterSetter));
}
}
