public static IntToken bitwidth(Term term, TermContext context) {
if (term instanceof BitVector) {
return IntToken.of(((BitVector) term).bitwidth());
} else {
Integer bitwidth = BitVector.getBitwidth(term);
if (bitwidth == null) {
return null;
}
return IntToken.of(bitwidth);
}
}
public static IntToken uvalue(BitVector term, TermContext context) {
return IntToken.of(term.unsignedValue());
}
public static IntToken exponentBits(FloatToken term, TermContext context) {
return IntToken.of(term.exponent());
}
public static IntToken exponent(FloatToken term, TermContext context) {
BinaryMathContext mc = getMathContext(term);
return IntToken.of(term.bigFloatValue().exponent(mc.minExponent, mc.maxExponent));
}
public static IntToken precision(FloatToken term, TermContext context) {
return IntToken.of(term.bigFloatValue().precision());
}
/**
* Rounds {@code term} to an integer by truncating it. Function is only defined on ordinary
* numbers (i.e. not NaN or infinity).
*/
public static IntToken float2int(FloatToken term, TermContext context) {
return IntToken.of(
term.bigFloatValue()
.rint(getMathContext(term).withRoundingMode(RoundingMode.DOWN))
.toBigIntegerExact());
}