public void Parse()
{
const MachineInstructionOperand DontCare = null;
CheckParse(
"GR0,#ABCD,GR1", true,
RAdrXOperand.MakeForUnitTest(
RAdrXOpcode,
RegisterOperandTest.GR0,
AdrXOperand.MakeForUnitTest(new HexaDecimalConstant(0xABCD), RegisterOperandTest.GR1)),
"r,adr,x の場合");
CheckParse(
"GR0,GR1", true,
R1R2Operand.MakeForUnitTest(
R1R2Opcode, RegisterOperandTest.GR0, RegisterOperandTest.GR1),
"r1,r2 の場合");
CheckParse(
"NoSuchRegister,GR0", false, DontCare,
"最初のオペランドがレジスタでない場合 => 例外");
CheckParse(
"GR0#GR1", false, DontCare,
"区切りが ',' でない場合 => 例外、'GR#GR1' は項目の区切りまでラベルとして読み込まれる");
CheckParse(
"GR1,#CDEF,GR0", false, DontCare,
"x に GR0 は使えない => 例外");
CheckParse(
"GR0,'abc'", false, DontCare,
"2 つめのオペランドがレジスタでもアドレスでもない場合 => 例外");
}
private void CheckGetXR2(
MachineInstructionOperand target, UInt16 expected, String message)
{
UInt16 actual = target.GetXR2();
Assert.AreEqual(expected, actual, message);
}
private void CheckParse(
String str, Boolean success, MachineInstructionOperand expected, String message)
{
MachineInstructionOperand actual = OperandTest.CheckParse(
(lexer) => RAdrXOrR1R2Operand.Parse(lexer, RAdrXOpcode, R1R2Opcode), str, success, message);
if (success)
{
MachineInstructionOperandTest.Check(expected, actual, Check, message);
}
}
private static void Check(
MachineInstructionOperand expected, MachineInstructionOperand actual, String message)
{
Type expectedType = expected.GetType();
if (expectedType == typeof(RAdrXOperand))
{
RAdrXOperandTest.Check((RAdrXOperand)expected, (RAdrXOperand)actual, message);
}
else if (expectedType == typeof(R1R2Operand))
{
R1R2OperandTest.Check((R1R2Operand)expected, (R1R2Operand)actual, message);
}
else
{
Assert.Fail("チェックするオブジェクトが RAdrXOperand でも R1R2Operand でもありません。");
}
}
public void TestInitialize()
{
m_GR1_GR2 = R1R2Operand.MakeForUnitTest(RegisterOperandTest.GR1, RegisterOperandTest.GR2);
m_GR3_1111_GR4 = RAdrXOperand.MakeForUnitTest(
RegisterOperandTest.GR3,
AdrXOperand.MakeForUnitTest(new DecimalConstant(1111), RegisterOperandTest.GR4));
m_GR3_Eq1234_GR4 = RAdrXOperand.MakeForUnitTest(
RegisterOperandTest.GR3,
AdrXOperand.MakeForUnitTest(
Literal.MakeForUnitTest(new DecimalConstant(1234)), RegisterOperandTest.GR4));
m_GR5_2222 = RAdrXOperand.MakeForUnitTest(
RegisterOperandTest.GR5,
AdrXOperand.MakeForUnitTest(new DecimalConstant(2222), null));
m_3333_GR6 = AdrXOperand.MakeForUnitTest(new DecimalConstant(3333), RegisterOperandTest.GR6);
m_EqSTR_GR6 = AdrXOperand.MakeForUnitTest(
Literal.MakeForUnitTest(new StringConstant("STR")), RegisterOperandTest.GR6);
m_4444 = AdrXOperand.MakeForUnitTest(new DecimalConstant(4444), null);
m_GR7 = RegisterOperandTest.GR7;
m_NoOperand = NoOperand.MakeForUnitTest();
}
private void CheckGetCodeWordCount(MachineInstructionOperand target, Int32 expected, String message)
{
ICodeGeneratorTest.CheckGetCodeWordCount(target, expected, message);
}
private void CheckGenerateLiteralDc(
MachineInstructionOperand target, String expected, String message)
{
ICodeGeneratorTest.CheckGenerateLiteralDc(target, expected, message);
}