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Merge pull request #3261 from dgunay/linebreak-pow-optimization

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fmt: use powi instead of powf
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Sylvestre Ledru 2022-03-16 12:00:02 +01:00 • committed by GitHub
commit 45cf7d51d8
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1 changed files with 3 additions and 3 deletions
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6
src/uu/fmt/src/linebreak.rs
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@ -412,7 +412,7 @@ fn compute_demerits(delta_len: isize, stretch: isize, wlen: isize, prev_rat: f32
let bad_linelen = if ratio.abs() > 1.0f32 { let bad_linelen = if ratio.abs() > 1.0f32 {
BAD_INFTY BAD_INFTY
} else { } else {
(BAD_MULT * ratio.powf(3f32).abs()) as i64 (BAD_MULT * ratio.powi(3).abs()) as i64
}; };
// we penalize lines ending in really short words // we penalize lines ending in really short words
@ -421,12 +421,12 @@ fn compute_demerits(delta_len: isize, stretch: isize, wlen: isize, prev_rat: f32
} else { } else {
(DL_MULT (DL_MULT
* ((stretch - wlen) as f32 / (stretch - 1) as f32) * ((stretch - wlen) as f32 / (stretch - 1) as f32)
.powf(3f32) .powi(3)
.abs()) as i64 .abs()) as i64
}; };
// we penalize lines that have very different ratios from previous lines // we penalize lines that have very different ratios from previous lines
let bad_delta_r = (DR_MULT * (((ratio - prev_rat) / 2.0).powf(3f32)).abs()) as i64; let bad_delta_r = (DR_MULT * (((ratio - prev_rat) / 2.0).powi(3)).abs()) as i64;
let demerits = i64::pow(1 + bad_linelen + bad_wordlen + bad_delta_r, 2); let demerits = i64::pow(1 + bad_linelen + bad_wordlen + bad_delta_r, 2);