0bbefed4bc
As a side effect, this adds `Rand` deriving to the benchmarked strucures.
107 lines
3.1 KiB
Rust
107 lines
3.1 KiB
Rust
// Copyright 2013-2014 The CGMath Developers. For a full listing of the authors,
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// refer to the AUTHORS file at the top-level directionectory of this distribution.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#![macro_escape]
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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::<$t2>());
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let mut i = 0;
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bh.iter(|| {
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i = (i + 1) & (LEN - 1);
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unsafe {
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test::black_box(elems1.unsafe_get(i).$binop(elems2.unsafe_get(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_deref(
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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::<$t2>());
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let mut i = 0;
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bh.iter(|| {
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i = (i + 1) & (LEN - 1);
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unsafe {
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test::black_box(elems1.unsafe_get(i).$binop(*elems2.unsafe_get(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 $name(bh: &mut Bencher) {
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const LEN: uint = 1 << 13;
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let mut rng = IsaacRng::new_unseeded();
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let mut elems = Vec::from_fn(LEN, |_| rng.gen::<$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.unsafe_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, $t: ty, $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: $t = $constructor($(*$args.unsafe_get(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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