89 lines
1.8 KiB
Rust
89 lines
1.8 KiB
Rust
extern crate test;
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extern crate "nalgebra" as na;
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use test::Bencher;
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use na::{DVec, DMat};
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macro_rules! bench_mul_dmat(
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($bh: expr, $nrows: expr, $ncols: expr) => {
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{
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$bh.iter(|| {
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let a: DMat<f64> = DMat::new_random($nrows, $ncols);
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let mut b: DMat<f64> = DMat::new_random($nrows, $ncols);
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for _ in range(0u, 1000) {
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// XXX: the clone here is highly undesirable!
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b = a.clone() * b;
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}
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})
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}
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}
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);
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#[bench]
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fn bench_mul_dmat2(bh: &mut Bencher) {
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bench_mul_dmat!(bh, 2, 2);
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}
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#[bench]
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fn bench_mul_dmat3(bh: &mut Bencher) {
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bench_mul_dmat!(bh, 3, 3);
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}
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#[bench]
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fn bench_mul_dmat4(bh: &mut Bencher) {
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bench_mul_dmat!(bh, 4, 4);
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}
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#[bench]
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fn bench_mul_dmat5(bh: &mut Bencher) {
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bench_mul_dmat!(bh, 5, 5);
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}
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#[bench]
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fn bench_mul_dmat6(bh: &mut Bencher) {
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bench_mul_dmat!(bh, 6, 6);
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}
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macro_rules! bench_mul_dmat_dvec(
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($bh: expr, $nrows: expr, $ncols: expr) => {
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{
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$bh.iter(|| {
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let m : DMat<f64> = DMat::new_random($nrows, $ncols);
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let mut v : DVec<f64> = DVec::new_random($ncols);
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for _ in range(0u, 1000) {
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// XXX: the clone here is highly undesirable!
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v = m.clone() * v
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}
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})
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}
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}
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);
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#[bench]
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fn bench_mul_dmat_dvec2(bh: &mut Bencher) {
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bench_mul_dmat_dvec!(bh, 2, 2);
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}
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#[bench]
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fn bench_mul_dmat_dvec3(bh: &mut Bencher) {
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bench_mul_dmat_dvec!(bh, 3, 3);
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}
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#[bench]
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fn bench_mul_dmat_dvec4(bh: &mut Bencher) {
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bench_mul_dmat_dvec!(bh, 4, 4);
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}
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#[bench]
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fn bench_mul_dmat_dvec5(bh: &mut Bencher) {
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bench_mul_dmat_dvec!(bh, 5, 5);
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}
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#[bench]
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fn bench_mul_dmat_dvec6(bh: &mut Bencher) {
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bench_mul_dmat_dvec!(bh, 6, 6);
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}
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