macro_rules! bench_binop {
($name: ident, $t1: ty, $t2: ty, $binop: ident) => {
#[bench]
fn $name(bh: &mut Bencher) {
const LEN: usize = 1 << 13;
let mut rng = IsaacRng::new_unseeded();
let elems1: Vec<$t1> = (0..LEN).map(|_| rng.gen::<$t1>()).collect();
let elems2: Vec<$t2> = (0..LEN).map(|_| rng.gen::<$t2>()).collect();
let mut i = 0;
bh.iter(|| {
i = (i + 1) & (LEN - 1);
unsafe {
test::black_box(elems1.get_unchecked(i).$binop(*elems2.get_unchecked(i)))
}
})
}
};
}
macro_rules! bench_unop {
($name: ident, $t: ty, $unop: ident) => {
#[bench]
fn $name(bh: &mut Bencher) {
const LEN: usize = 1 << 13;
let mut rng = IsaacRng::new_unseeded();
let mut elems: Vec<$t> = (0..LEN).map(|_| rng.gen::<$t>()).collect();
let mut i = 0;
bh.iter(|| {
i = (i + 1) & (LEN - 1);
unsafe {
test::black_box(elems.get_unchecked_mut(i).$unop())
}
})
}
};
}
macro_rules! bench_construction {
($name: ident, $t: ty, $constructor: path [ $($args: ident: $types: ty),+ ]) => {
#[bench]
fn $name(bh: &mut Bencher) {
const LEN: usize = 1 << 13;
let mut rng = IsaacRng::new_unseeded();
$(let $args: Vec<$types> = (0..LEN).map(|_| rng.gen::<$types>()).collect();)*
let mut i = 0;
bh.iter(|| {
i = (i + 1) & (LEN - 1);
unsafe {
let res: $t = $constructor($(*$args.get_unchecked(i),)*);
test::black_box(res)
}
})
}
};
}