Source code
Revision control
Copy as Markdown
Other Tools
#![cfg(feature = "compact")]
#![allow(dead_code)]
use minimal_lexical::bellerophon::bellerophon;
use minimal_lexical::extended_float::{extended_to_float, ExtendedFloat};
use minimal_lexical::num::Float;
use minimal_lexical::number::Number;
pub fn bellerophon_test<F: Float + core::fmt::Debug>(
xmant: u64,
xexp: i32,
many_digits: bool,
ymant: u64,
yexp: i32,
) {
let num = Number {
exponent: xexp,
mantissa: xmant,
many_digits,
};
let xfp = bellerophon::<F>(&num);
let yfp = ExtendedFloat {
mant: ymant,
exp: yexp,
};
// Given us useful error messages if the floats are valid.
if xfp.exp >= 0 && yfp.exp >= 0 {
assert!(
xfp == yfp,
"x != y, xfp={:?}, yfp={:?}, x={:?}, y={:?}",
xfp,
yfp,
extended_to_float::<F>(xfp),
extended_to_float::<F>(yfp)
);
} else {
assert_eq!(xfp, yfp);
}
}
pub fn compute_float32(q: i32, w: u64) -> (i32, u64) {
let num = Number {
exponent: q,
mantissa: w,
many_digits: false,
};
let fp = bellerophon::<f32>(&num);
(fp.exp, fp.mant)
}
pub fn compute_float64(q: i32, w: u64) -> (i32, u64) {
let num = Number {
exponent: q,
mantissa: w,
many_digits: false,
};
let fp = bellerophon::<f64>(&num);
(fp.exp, fp.mant)
}