133 lines
3.7 KiB
Rust
133 lines
3.7 KiB
Rust
use na::{Cholesky, DMatrix, DVector};
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fn cholesky_100x100(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(100, 100);
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let m = &m * m.transpose();
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bh.bench_function("cholesky_100x100", move |bh| {
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bh.iter(|| test::black_box(Cholesky::new(m.clone())))
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});
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}
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fn cholesky_500x500(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(500, 500);
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let m = &m * m.transpose();
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bh.bench_function("cholesky_500x500", move |bh| {
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bh.iter(|| test::black_box(Cholesky::new(m.clone())))
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});
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}
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// With unpack.
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fn cholesky_decompose_unpack_100x100(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(100, 100);
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let m = &m * m.transpose();
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bh.bench_function("cholesky_decompose_unpack_100x100", move |bh| {
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bh.iter(|| {
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let chol = Cholesky::new(m.clone()).unwrap();
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let _ = chol.unpack();
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})
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});
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}
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fn cholesky_decompose_unpack_500x500(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(500, 500);
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let m = &m * m.transpose();
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bh.bench_function("cholesky_decompose_unpack_500x500", move |bh| {
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bh.iter(|| {
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let chol = Cholesky::new(m.clone()).unwrap();
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let _ = chol.unpack();
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})
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});
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}
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fn cholesky_solve_10x10(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(10, 10);
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let m = &m * m.transpose();
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let v = DVector::<f64>::new_random(10);
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let chol = Cholesky::new(m.clone()).unwrap();
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bh.bench_function("cholesky_solve_10x10", move |bh| {
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bh.iter(|| {
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let _ = chol.solve(&v);
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})
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});
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}
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fn cholesky_solve_100x100(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(100, 100);
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let m = &m * m.transpose();
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let v = DVector::<f64>::new_random(100);
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let chol = Cholesky::new(m.clone()).unwrap();
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bh.bench_function("cholesky_solve_100x100", move |bh| {
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bh.iter(|| {
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let _ = chol.solve(&v);
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})
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});
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}
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fn cholesky_solve_500x500(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(500, 500);
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let m = &m * m.transpose();
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let v = DVector::<f64>::new_random(500);
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let chol = Cholesky::new(m.clone()).unwrap();
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bh.bench_function("cholesky_solve_500x500", move |bh| {
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bh.iter(|| {
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let _ = chol.solve(&v);
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})
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});
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}
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fn cholesky_inverse_10x10(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(10, 10);
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let m = &m * m.transpose();
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let chol = Cholesky::new(m.clone()).unwrap();
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bh.bench_function("cholesky_inverse_10x10", move |bh| {
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bh.iter(|| {
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let _ = chol.inverse();
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})
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});
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}
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fn cholesky_inverse_100x100(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(100, 100);
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let m = &m * m.transpose();
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let chol = Cholesky::new(m.clone()).unwrap();
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bh.bench_function("cholesky_inverse_100x100", move |bh| {
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bh.iter(|| {
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let _ = chol.inverse();
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})
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});
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}
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fn cholesky_inverse_500x500(bh: &mut criterion::Criterion) {
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let m = DMatrix::<f64>::new_random(500, 500);
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let m = &m * m.transpose();
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let chol = Cholesky::new(m.clone()).unwrap();
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bh.bench_function("cholesky_inverse_500x500", move |bh| {
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bh.iter(|| {
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let _ = chol.inverse();
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})
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});
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}
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criterion_group!(
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cholesky,
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cholesky_100x100,
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cholesky_500x500,
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cholesky_decompose_unpack_100x100,
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cholesky_decompose_unpack_500x500,
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cholesky_solve_10x10,
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cholesky_solve_100x100,
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cholesky_solve_500x500,
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cholesky_inverse_10x10,
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cholesky_inverse_100x100,
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cholesky_inverse_500x500
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);
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