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Removing usage of step_by

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This commit is contained in:
Paul Masurel
2017-06-23 17:46:39 +09:00
parent 1ba51d4dc4
commit 6eea407f20
1 changed files with 18 additions and 14 deletions
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32
src/fastfield/mod.rs
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@@ -320,13 +320,15 @@ mod tests {
fn bench_intfastfield_linear_veclookup(b: &mut Bencher) {
let permutation = generate_permutation();
b.iter(|| {
let n = test::black_box(7000u32);
let mut a = 0u64;
for i in (0u32..n).step_by(7) {
a ^= permutation[i as usize];
}
a
});
let n = test::black_box(7000u32);
let mut a = 0u64;
let mut i = 0u32;
while i < n {
a ^= permutation[i as usize];
i += 7;
}
a
});
}
#[bench]
@@ -363,13 +365,15 @@ mod tests {
let fast_field_reader: U64FastFieldReader =
fast_field_readers.open_reader(*FIELD).unwrap();
b.iter(|| {
let n = test::black_box(7000u32);
let mut a = 0u64;
for i in (0u32..n).step_by(7) {
a ^= fast_field_reader.get(i);
}
a
});
let n = test::black_box(7000u32);
let mut a = 0u64;
let mut i = 0u32;
while i < n {
a ^= fast_field_reader.get(i);
i += 7;
}
a
});
}
}