forked from M-Labs/nalgebra
115 lines
2.9 KiB
Rust
115 lines
2.9 KiB
Rust
#![macro_use]
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macro_rules! bench_binop(
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($name: ident, $t1: ty, $t2: ty, $binop: ident) => {
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#[bench]
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fn $name(bh: &mut Bencher) {
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const LEN: uint = 1 << 13;
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let mut rng = IsaacRng::new_unseeded();
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let elems1 = Vec::from_fn(LEN, |_| rng.gen::<$t1>());
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let elems2 = Vec::from_fn(LEN, |_| rng.gen::<$t2>());
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let mut i = 0;
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bh.iter(|| {
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i = (i + 1) & (LEN - 1);
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unsafe {
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test::black_box(elems1.get_unchecked(i).$binop(*elems2.get_unchecked(i)))
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}
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})
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}
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}
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);
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macro_rules! bench_binop_na(
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($name: ident, $t1: ty, $t2: ty, $binop: ident) => {
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#[bench]
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fn $name(bh: &mut Bencher) {
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const LEN: uint = 1 << 13;
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let mut rng = IsaacRng::new_unseeded();
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let elems1 = Vec::from_fn(LEN, |_| rng.gen::<$t1>());
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let elems2 = Vec::from_fn(LEN, |_| rng.gen::<$t2>());
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let mut i = 0;
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bh.iter(|| {
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i = (i + 1) & (LEN - 1);
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unsafe {
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test::black_box(na::$binop(elems1.get_unchecked(i), elems2.get_unchecked(i)))
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}
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})
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}
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}
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);
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macro_rules! bench_unop(
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($name: ident, $t: ty, $unop: ident) => {
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#[bench]
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fn $name(bh: &mut Bencher) {
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const LEN: uint = 1 << 13;
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let mut rng = IsaacRng::new_unseeded();
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let elems = Vec::from_fn(LEN, |_| rng.gen::<$t>());
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let mut i = 0;
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bh.iter(|| {
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i = (i + 1) & (LEN - 1);
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unsafe {
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test::black_box(na::$unop(elems.get_unchecked(i)))
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}
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})
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}
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}
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);
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macro_rules! bench_unop_self(
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($name: ident, $t: ty, $unop: ident) => {
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#[bench]
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fn $name(bh: &mut Bencher) {
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const LEN: uint = 1 << 13;
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let mut rng = IsaacRng::new_unseeded();
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let mut elems = Vec::from_fn(LEN, |_| rng.gen::<$t>());
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let mut i = 0;
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bh.iter(|| {
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i = (i + 1) & (LEN - 1);
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unsafe {
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test::black_box(elems.get_unchecked_mut(i).$unop())
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}
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})
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}
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}
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);
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macro_rules! bench_construction(
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($name: ident, $constructor: path $(, $args: ident: $types: ty)*) => {
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#[bench]
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fn $name(bh: &mut Bencher) {
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const LEN: uint = 1 << 13;
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let mut rng = IsaacRng::new_unseeded();
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$(let $args = Vec::from_fn(LEN, |_| rng.gen::<$types>());)*
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let mut i = 0;
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bh.iter(|| {
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i = (i + 1) & (LEN - 1);
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unsafe {
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let res = $constructor($(*$args.get_unchecked(i),)*);
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test::black_box(res)
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}
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})
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}
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}
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);
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