rust-memcmp

Optimized comparisons for u8 slices. Use memcmp to compare u8 slices efficiently.

Baseline PartialEq comparison:

test test::slice_cmp ... bench: 2002387 ns/iter (+/- 25872) = 499 MB/s

```rust

[bench]

fn slicecmp(b: &mut test::Bencher) { let testval1 : Vec = repeat('c' as u8).take(1000000).collect(); let testval2 : Vec = testval1.clone();

b.bytes = test_val1.len() as u64;
let slice1 = test_val1.as_slice();
let slice2 = test_val2.as_slice();
b.iter(|| {
    let s1 = slice1.clone();
    let s2 = slice2.clone();
    return s1==s2
});

} ```

Using this crate:

test test::memcmp_cmp ... bench: 55611 ns/iter (+/- 10529) = 17982 MB/s

```rust extern crate memcmp; use memcmp::Memcmp;

[bench]

fn memcmpcmp(b: &mut test::Bencher) { let testval1 : Vec = repeat('c' as u8).take(1000000).collect(); let testval2 : Vec = testval1.clone();

b.bytes = test_val1.len() as u64;
let slice1 = test_val1.as_slice();
let slice2 = test_val2.as_slice();
b.iter(|| {
    let s1 = slice1.clone();
    let s2 = slice2.clone();
    return s1.memcmp(s2);
});

} ```