public override double Evaluate()
{
if (ExpressionString == MINUS.ToString())
{
return(-1);
}
}
private Factor ParseLeftMostMinusSign(ref string unparsedExpressionString)
{
Factor factor = new Factor(MINUS.ToString());
unparsedExpressionString =
unparsedExpressionString.Skip(1).ToString();
return(factor);
}
ConversionResult?Visit(NODE node)
{
INSTANCE instance = node as INSTANCE;
if (instance != null)
{
return(VisitInstance(instance));
}
BINARY binary = node as BINARY;
if (binary != null)
{
ConversionResult?leftResult = Visit(binary.left_operand);
ConversionResult?rightResult = Visit(binary.right_operand);
if (leftResult != null && rightResult != null)
{
ConversionResult left = leftResult.Value;
ConversionResult right = rightResult.Value;
if (TYPE.sameType(left.ElementType, right.ElementType))
{
PLUS plus = node as PLUS;
if (plus != null)
{
return(VisitElementWiseBinary(plus, "+", left, right));
}
MINUS minus = node as MINUS;
if (minus != null)
{
return(VisitElementWiseBinary(minus, "-", left, right));
}
MULTIPLY_ELEMENTWISE multiplyElementwise = node as MULTIPLY_ELEMENTWISE;
if (multiplyElementwise != null)
{
return(VisitElementWiseBinary(multiplyElementwise, "*", left, right));
}
DIVIDE_ELEMENTWISE divideElementwise = node as DIVIDE_ELEMENTWISE;
if (divideElementwise != null)
{
return(VisitElementWiseBinary(divideElementwise, "/", left, right));
}
MULTIPLY multiply = node as MULTIPLY;
if (multiply != null)
{
return(VisitMultiplication(multiply, left, right));
}
}
}
}
return(null);
}
protected override void Visit_MINUS(MINUS node)
{
/* MOVE CODE HERE */
}
protected virtual void Visit_MINUS(MINUS node)
{
}
private void initOperators()
{
setName(NEG, "-");
operators[NEG.operatorIndex()] = new[] {
unary(NEG, TypeTag.INT, TypeTag.INT),
unary(NEG, TypeTag.LONG, TypeTag.LONG),
unary(NEG, TypeTag.FLOAT, TypeTag.DOUBLE),
unary(NEG, TypeTag.DOUBLE, TypeTag.DOUBLE),
};
setName(NOT, "!");
operators[NOT.operatorIndex()] = new[] {
unary(NOT, TypeTag.BOOLEAN, TypeTag.BOOLEAN)
};
setName(COMPL, "~");
operators[COMPL.operatorIndex()] = new[] {
unary(COMPL, TypeTag.INT, TypeTag.INT),
unary(COMPL, TypeTag.LONG, TypeTag.LONG)
};
setName(PRE_INC, "++");
operators[PRE_INC.operatorIndex()] = new[] {
unary(PRE_INC, TypeTag.INT, TypeTag.INT, LLVMAdd),
unary(PRE_INC, TypeTag.LONG, TypeTag.LONG, LLVMAdd),
unary(PRE_INC, TypeTag.FLOAT, TypeTag.FLOAT, LLVMFAdd),
unary(PRE_INC, TypeTag.DOUBLE, TypeTag.DOUBLE, LLVMFAdd)
};
setName(PRE_DEC, "--");
operators[PRE_DEC.operatorIndex()] = new[] {
unary(PRE_DEC, TypeTag.INT, TypeTag.INT, LLVMSub),
unary(PRE_DEC, TypeTag.LONG, TypeTag.LONG, LLVMSub),
unary(PRE_DEC, TypeTag.FLOAT, TypeTag.FLOAT, LLVMFSub),
unary(PRE_DEC, TypeTag.DOUBLE, TypeTag.DOUBLE, LLVMFSub)
};
setName(POST_INC, "++");
operators[POST_INC.operatorIndex()] = new[] {
unary(POST_INC, TypeTag.INT, TypeTag.INT, LLVMAdd),
unary(POST_INC, TypeTag.LONG, TypeTag.LONG, LLVMAdd),
unary(POST_INC, TypeTag.FLOAT, TypeTag.FLOAT, LLVMFAdd),
unary(POST_INC, TypeTag.DOUBLE, TypeTag.DOUBLE, LLVMFAdd)
};
setName(POST_DEC, "--");
operators[POST_DEC.operatorIndex()] = new[] {
unary(POST_DEC, TypeTag.INT, TypeTag.INT, LLVMSub),
unary(POST_DEC, TypeTag.LONG, TypeTag.LONG, LLVMSub),
unary(POST_DEC, TypeTag.FLOAT, TypeTag.FLOAT, LLVMFSub),
unary(POST_DEC, TypeTag.DOUBLE, TypeTag.DOUBLE, LLVMFSub)
};
setName(OR, "||");
operators[OR.operatorIndex()] = new[] {
binary(OR, TypeTag.BOOLEAN, TypeTag.BOOLEAN, TypeTag.BOOLEAN, LLVMOr),
};
setName(AND, "&&");
operators[AND.operatorIndex()] = new[] {
binary(AND, TypeTag.BOOLEAN, TypeTag.BOOLEAN, TypeTag.BOOLEAN, LLVMAnd),
};
// Order of combination listing for binary operators matters for correct resolution
// More assignable types must be listed after less assignable ones,
// which is the order listed in the TypeTag enum.
setName(BITOR, "|");
operators[BITOR.operatorIndex()] = new[] {
binary(BITOR, TypeTag.BOOLEAN, TypeTag.BOOLEAN, TypeTag.BOOLEAN, LLVMOr),
binary(BITOR, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMOr),
binary(BITOR, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMOr),
};
setName(BITXOR, "^");
operators[BITXOR.operatorIndex()] = new[] {
binary(BITXOR, TypeTag.BOOLEAN, TypeTag.BOOLEAN, TypeTag.BOOLEAN, LLVMXor),
binary(BITXOR, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMXor),
binary(BITXOR, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMXor),
};
setName(BITAND, "&");
operators[BITAND.operatorIndex()] = new[] {
binary(BITAND, TypeTag.BOOLEAN, TypeTag.BOOLEAN, TypeTag.BOOLEAN, LLVMAnd),
binary(BITAND, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMAnd),
binary(BITAND, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMAnd),
};
setName(EQ, "==");
operators[EQ.operatorIndex()] = new[] {
binary(EQ, TypeTag.BOOLEAN, TypeTag.BOOLEAN, TypeTag.BOOLEAN, LLVMICmp, LLVMIntEQ),
binary(EQ, TypeTag.CHAR, TypeTag.CHAR, TypeTag.BOOLEAN, LLVMICmp, LLVMIntEQ),
binary(EQ, TypeTag.INT, TypeTag.INT, TypeTag.BOOLEAN, LLVMICmp, LLVMIntEQ),
binary(EQ, TypeTag.LONG, TypeTag.LONG, TypeTag.BOOLEAN, LLVMICmp, LLVMIntEQ),
binary(EQ, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOEQ),
binary(EQ, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOEQ),
};
setName(NEQ, "!=");
operators[NEQ.operatorIndex()] = new[] {
binary(NEQ, TypeTag.BOOLEAN, TypeTag.BOOLEAN, TypeTag.BOOLEAN, LLVMICmp, LLVMIntNE),
binary(NEQ, TypeTag.CHAR, TypeTag.CHAR, TypeTag.BOOLEAN, LLVMICmp, LLVMIntNE),
binary(NEQ, TypeTag.INT, TypeTag.INT, TypeTag.BOOLEAN, LLVMICmp, LLVMIntNE),
binary(NEQ, TypeTag.LONG, TypeTag.LONG, TypeTag.BOOLEAN, LLVMICmp, LLVMIntNE),
binary(NEQ, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealONE),
binary(NEQ, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealONE),
};
setName(LT, "<");
operators[LT.operatorIndex()] = new[] {
binary(LT, TypeTag.CHAR, TypeTag.CHAR, TypeTag.BOOLEAN, LLVMICmp, LLVMIntULT),
binary(LT, TypeTag.INT, TypeTag.INT, TypeTag.BOOLEAN, LLVMICmp, LLVMIntSLT),
binary(LT, TypeTag.LONG, TypeTag.LONG, TypeTag.BOOLEAN, LLVMICmp, LLVMIntSLT),
binary(LT, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOLT),
binary(LT, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOLT),
};
setName(GT, ">");
operators[GT.operatorIndex()] = new[] {
binary(GT, TypeTag.CHAR, TypeTag.CHAR, TypeTag.BOOLEAN, LLVMICmp, LLVMIntUGT),
binary(GT, TypeTag.INT, TypeTag.INT, TypeTag.BOOLEAN, LLVMICmp, LLVMIntSGT),
binary(GT, TypeTag.LONG, TypeTag.LONG, TypeTag.BOOLEAN, LLVMICmp, LLVMIntSGT),
binary(GT, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOGT),
binary(GT, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOGT),
};
setName(LE, "<=");
operators[LE.operatorIndex()] = new[] {
binary(LE, TypeTag.CHAR, TypeTag.CHAR, TypeTag.BOOLEAN, LLVMICmp, LLVMIntULE),
binary(LE, TypeTag.INT, TypeTag.INT, TypeTag.BOOLEAN, LLVMICmp, LLVMIntSLE),
binary(LE, TypeTag.LONG, TypeTag.LONG, TypeTag.BOOLEAN, LLVMICmp, LLVMIntSLE),
binary(LE, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOLE),
binary(LE, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOLE),
};
setName(GE, ">=");
operators[GE.operatorIndex()] = new[] {
binary(GE, TypeTag.CHAR, TypeTag.CHAR, TypeTag.BOOLEAN, LLVMICmp, LLVMIntUGE),
binary(GE, TypeTag.INT, TypeTag.INT, TypeTag.BOOLEAN, LLVMICmp, LLVMIntSGE),
binary(GE, TypeTag.LONG, TypeTag.LONG, TypeTag.BOOLEAN, LLVMICmp, LLVMIntSGE),
binary(GE, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOGE),
binary(GE, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.BOOLEAN, LLVMFCmp, LLVMRealOGE),
};
setName(SHL, "<<");
operators[SHL.operatorIndex()] = new[] {
binary(SHL, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMShl),
binary(SHL, TypeTag.INT, TypeTag.LONG, TypeTag.INT, LLVMShl),
binary(SHL, TypeTag.LONG, TypeTag.INT, TypeTag.LONG, LLVMShl),
binary(SHL, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMShl),
};
setName(SHR, ">>");
operators[SHR.operatorIndex()] = new[] {
binary(SHR, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMLShr),
binary(SHR, TypeTag.INT, TypeTag.LONG, TypeTag.INT, LLVMLShr),
binary(SHR, TypeTag.LONG, TypeTag.INT, TypeTag.LONG, LLVMLShr),
binary(SHR, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMLShr),
};
setName(PLUS, "+");
operators[PLUS.operatorIndex()] = new[] {
binary(PLUS, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMAdd),
binary(PLUS, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMAdd),
binary(PLUS, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.FLOAT, LLVMFAdd),
binary(PLUS, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.DOUBLE, LLVMFAdd),
};
setName(MINUS, "-");
operators[MINUS.operatorIndex()] = new[] {
binary(MINUS, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMSub),
binary(MINUS, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMSub),
binary(MINUS, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.FLOAT, LLVMFSub),
binary(MINUS, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.DOUBLE, LLVMFSub),
};
setName(MUL, "*");
operators[MUL.operatorIndex()] = new[] {
binary(MUL, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMMul),
binary(MUL, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMMul),
binary(MUL, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.FLOAT, LLVMFMul),
binary(MUL, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.DOUBLE, LLVMFMul),
};
setName(DIV, "/");
operators[DIV.operatorIndex()] = new[] {
binary(DIV, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMSDiv),
binary(DIV, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMSDiv),
binary(DIV, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.FLOAT, LLVMFDiv),
binary(DIV, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.DOUBLE, LLVMFDiv),
};
setName(MOD, "%");
operators[MOD.operatorIndex()] = new[] {
binary(MOD, TypeTag.INT, TypeTag.INT, TypeTag.INT, LLVMSRem),
binary(MOD, TypeTag.LONG, TypeTag.LONG, TypeTag.LONG, LLVMSRem),
binary(MOD, TypeTag.FLOAT, TypeTag.FLOAT, TypeTag.FLOAT, LLVMFRem),
binary(MOD, TypeTag.DOUBLE, TypeTag.DOUBLE, TypeTag.DOUBLE, LLVMFRem),
};
}
