private void mkrefanyVerifyPass()
{
ILASM.Inline(".maxstack 10");
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data ");
ILASM.Inline("ldc.i4.2");
ILASM.Inline("ldelema !0 ");
ILASM.Inline("mkrefany !0");
ILASM.Inline("pop");
}
private void initobjVerifyFail()
{
ILASM.Inline(".maxstack 10");
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.1");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema !0");
ILASM.Inline("initobj !0");
}
private void cpobjVerifyPass(T obj)
{
ILASM.Inline(".maxstack 8");
T temp = obj;
//
// readonly source is OK
//
ILASM.Inline("ldarg.1");
ILASM.Inline("stloc.0 ");
temp.setx(1);
temp.sety(1);
temp.setz(1);
//
// cpobj from m_data[3] to temp
//
ILASM.Inline("ldloca 0 ");
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data ");
ILASM.Inline("ldc.i4.3");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema !0 ");
ILASM.Inline("cpobj !0");
ReadonlyTests.Test(temp.getx() == 103, "cpobj1 x");
ReadonlyTests.Test(temp.gety() == 104, "cpobj1 y");
ReadonlyTests.Test(temp.getz() == 105, "cpobj1 z");
temp.setx(1);
temp.sety(1);
temp.setz(1);
// this fails with reference types, but succeeds with value types
// with reference semantics m_data[3].x,y and z become 1
ReadonlyTests.Test(m_data[3].getx() == 103, "cpobj2 x");
ReadonlyTests.Test(m_data[3].gety() == 104, "cpobj2 y");
ReadonlyTests.Test(m_data[3].getz() == 105, "cpobj2 z");
//
// no readonly is OK
//
// cpobj from m_data[3] to temp
//
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data ");
ILASM.Inline("ldc.i4.3");
ILASM.Inline("ldelema !0");
ILASM.Inline("ldloca 0 ");
ILASM.Inline("cpobj !0");
//for(int i = 0; i < 10 ; ++i)
//{
// Console.WriteLine("i: " + i.ToString() + " data: " + m_data[i].getx().ToString());
//}
ReadonlyTests.Test(temp.getx() == 103, "cpobj3 x");
ReadonlyTests.Test(temp.gety() == 104, "cpobj3 y");
ReadonlyTests.Test(temp.getz() == 105, "cpobj3 z");
}
public static void stind_refFail()
{
Object [] arrayObject = new Object[1];
Object tempObject = 101 as Object;
arrayObject[0] = 1 as Object;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema [mscorlib]System.Object");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.ref");
}
public static void stind_r8Fail()
{
Double [] arrayDouble = new Double[1];
Double tempDouble = 101;
arrayDouble[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema [mscorlib]System.Double");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.r8");
}
public static void stind_iPass()
{
IntPtr [] arrayIntPtr = new IntPtr[1];
IntPtr tempIntPtr = (IntPtr)101;
arrayIntPtr[0] = (IntPtr)1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("ldelema [mscorlib]System.IntPtr");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.i");
ReadonlyTests.Test(arrayIntPtr[0] == tempIntPtr, "stind_iPass");
}
public static void stind_i2Fail()
{
Int16 [] arrayInt16 = new Int16[1];
Int16 tempInt16 = 101;
arrayInt16[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema [mscorlib]System.Int16");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.i2");
}
public static void stind_i4Fail()
{
Int32 [] arrayInt32 = new Int32[1];
Int32 tempInt32 = 101;
arrayInt32[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema [mscorlib]System.Int32");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.i4");
}
public static void stind_i8Fail()
{
Int64 [] arrayInt64 = new Int64[1];
Int64 tempInt64 = 101;
arrayInt64[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema [mscorlib]System.Int64");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.i8");
}
public static void stind_i2Pass()
{
Int16 [] arrayInt16 = new Int16[1];
Int16 tempInt16 = 101;
arrayInt16[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("ldelema [mscorlib]System.Int16");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.i2");
ReadonlyTests.Test(arrayInt16[0] == 101, "stind_i2Pass");
}
public static void stind_r4Pass()
{
Single [] arraySingle = new Single[1];
Single tempSingle = 101;
arraySingle[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("ldelema [mscorlib]System.Single");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.r4");
ReadonlyTests.Test(arraySingle[0] == tempSingle, "stind_r4Pass");
}
public static void stind_i1Pass()
{
Byte [] arrayByte = new Byte[1];
Byte tempByte = 101;
arrayByte[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("ldelema [mscorlib]System.Byte");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.i1");
ReadonlyTests.Test(arrayByte[0] == 101, "stind_i1Pass");
}
public static void stind_iFail()
{
IntPtr [] arrayIntPtr = new IntPtr[1];
IntPtr tempIntPtr = (IntPtr)101;
arrayIntPtr[0] = (IntPtr)1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema [mscorlib]System.IntPtr");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.i");
}
public static void stind_r4Fail()
{
Single [] arraySingle = new Single[1];
Single tempSingle = 101;
arraySingle[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema [mscorlib]System.Single");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.r4");
}
public static void stind_r8Pass()
{
Double [] arrayDouble = new Double[1];
Double tempDouble = 101;
arrayDouble[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("ldelema [mscorlib]System.Double");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.r8");
ReadonlyTests.Test(arrayDouble[0] == tempDouble, "stind_r8Pass");
}
public static void stind_i8Pass()
{
Int64 [] arrayInt64 = new Int64[1];
Int64 tempInt64 = 101;
arrayInt64[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("ldelema [mscorlib]System.Int64");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.i8");
ReadonlyTests.Test(arrayInt64[0] == 101, "stind_i8Pass");
}
public static void stind_i1Fail()
{
Byte [] arrayByte = new Byte[1];
Byte tempByte = 101;
arrayByte[0] = 1;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema [mscorlib]System.Byte");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.i1");
}
public static void stind_refPass()
{
Object [] arrayObject = new Object[1];
Object tempObject = 101 as Object;
arrayObject[0] = 1 as Object;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("ldelema [mscorlib]System.Object");
ILASM.Inline("ldloc.1");
ILASM.Inline("stind.ref");
ReadonlyTests.Test(arrayObject[0] == tempObject, "stind_refPass");
ReadonlyTests.Test(Object.ReferenceEquals(arrayObject[0], tempObject), "stind_refPass ReferenceEquals");
}
private static void callVerifyPass()
{
ILASM.Inline(".maxstack 8");
ValType [] varr = new ValType[1];
varr[0] = new ValType(1, 2, 3);
int result = 0;
ILASM.Inline("ldloc.0");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema ValType");
ILASM.Inline("call instance int32 ValType::getx()");
ILASM.Inline("stloc.1");
ReadonlyTests.Test(result == 1, "callVerifyPass");
}
private void basicBlockPass()
{
ILASM.Inline(".maxstack 8");
bool takeme = true;
int result = 0;
if (takeme)
{
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.5");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema !0");
}
else
{
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.6");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema !0");
}
ILASM.Inline("constrained. !0");
ILASM.Inline("callvirt instance int32 IPoint::getx()");
ILASM.Inline("stloc.1");
ReadonlyTests.Test(result == 105, "basicBlockPass");
if (!takeme)
{
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.5");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema !0");
}
else
{
// note no readonly here
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.6");
ILASM.Inline("ldelema !0");
}
ILASM.Inline("constrained. !0");
ILASM.Inline("callvirt instance int32 IPoint::getx()");
ILASM.Inline("stloc.1");
ReadonlyTests.Test(result == 106, "basicBlockPass");
}
private void stobjVerifyPass(T obj)
{
ILASM.Inline(".maxstack 10");
ReadonlyTests.Test(m_data[0].getx() == 100, "stobj1 x");
ReadonlyTests.Test(m_data[0].gety() == 101, "stobj1 y");
ReadonlyTests.Test(m_data[0].getz() == 102, "stobj1 z");
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.0");
ILASM.Inline("ldelema !0");
ILASM.Inline("ldarg.1");
ILASM.Inline("stobj !0");
ReadonlyTests.Test(m_data[0].getx() == 345, "stobj2 x");
ReadonlyTests.Test(m_data[0].gety() == 346, "stobj2 y");
ReadonlyTests.Test(m_data[0].getz() == 347, "stobj2 z");
}
private void cpobjVerifyFail(T obj)
{
//
// readonly dest fails
//
ILASM.Inline(".maxstack 8");
T temp;
ILASM.Inline("ldarg.1");
ILASM.Inline("stloc.0 ");
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data ");
ILASM.Inline("ldc.i4.3");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema !0 ");
ILASM.Inline("ldloca 0");
ILASM.Inline("cpobj !0");
}
private void initobjVerifyPass()
{
ILASM.Inline(".maxstack 10");
//Console.WriteLine("m_data x " + m_data[0].getx().ToString());
ReadonlyTests.Test(m_data[1].getx() == 101, "initobj1 x");
ReadonlyTests.Test(m_data[1].gety() == 102, "initobj1 y");
ReadonlyTests.Test(m_data[1].getz() == 103, "initobj1 z");
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.1");
ILASM.Inline("ldelema !0");
ILASM.Inline("initobj !0");
//
// this only succeeds with value types)
// with reftype m_data[0] itself becomes null and it errors out
//
ReadonlyTests.Test(m_data[1].getx() == 0, "initobj2 x");
ReadonlyTests.Test(m_data[1].gety() == 0, "initobj2 y");
ReadonlyTests.Test(m_data[1].getz() == 0, "initobj2 z");
}
private void constrainedVerifyPass()
{
ILASM.Inline(".maxstack 8");
int result = 0;
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.4");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema !0");
ILASM.Inline("constrained. !0");
ILASM.Inline("callvirt instance int32 IPoint::getx()");
ILASM.Inline("stloc.0");
ReadonlyTests.Test(result == 104, "constrainedVerifyPass");
//Console.WriteLine("result: " + result.ToString());
//for(int i = 0; i < 10; ++i)
//{
//Console.WriteLine("i: " + i.ToString() + " data: " + m_data[i].getx().ToString());
//}
}
private void basicBlockFail2()
{
ILASM.Inline(".maxstack 8");
bool takeme = true;
if (takeme)
{
// note no readonly here
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.6");
ILASM.Inline("readonly.");
ILASM.Inline("ldelema !0");
}
else
{
ILASM.Inline("ldarg.0");
ILASM.Inline("ldfld !0[] class FixedStack<!0>::m_data");
ILASM.Inline("ldc.i4.5");
ILASM.Inline("ldelema !0");
}
ILASM.Inline("initobj !0"); // verification error
}