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Format code using 'cargo fmt' #63

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56 changes: 41 additions & 15 deletions benches/destride.rs
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Original file line number Diff line number Diff line change
@@ -1,12 +1,14 @@
#![feature(stdsimd, test)]

#[cfg(test)] extern crate test;
#[macro_use] extern crate faster;
#[cfg(test)]
extern crate test;
#[macro_use]
extern crate faster;

#[cfg(test)]
mod destride {
use faster::prelude::*;
use test::{Bencher, black_box};
use test::{black_box, Bencher};

#[bench]
#[cfg(feature = "std")]
Expand Down Expand Up @@ -79,8 +81,12 @@ mod destride {
fn destride_four_naiive(b: &mut Bencher) {
let a = [0u8; 4096];
b.iter(|| {
(&a[..]).stride_four(tuplify!(4, u8s(0))).zip()
.simd_do_each(|x| { black_box(x); });
(&a[..])
.stride_four(tuplify!(4, u8s(0)))
.zip()
.simd_do_each(|x| {
black_box(x);
});
})
}

Expand All @@ -89,8 +95,12 @@ mod destride {
fn destride_two_naiive(b: &mut Bencher) {
let a = [0u8; 4096];
b.iter(|| {
(&a[..]).stride_two(tuplify!(2, u8s(0))).zip()
.simd_do_each(|x| { black_box(x); });
(&a[..])
.stride_two(tuplify!(2, u8s(0)))
.zip()
.simd_do_each(|x| {
black_box(x);
});
})
}

Expand All @@ -99,8 +109,12 @@ mod destride {
fn destride_four_naiive_16(b: &mut Bencher) {
let a = [0u16; 4096];
b.iter(|| {
(&a[..]).stride_four(tuplify!(4, u16s(0))).zip()
.simd_do_each(|x| { black_box(x); });
(&a[..])
.stride_four(tuplify!(4, u16s(0)))
.zip()
.simd_do_each(|x| {
black_box(x);
});
})
}

Expand All @@ -109,8 +123,12 @@ mod destride {
fn destride_two_naiive_16(b: &mut Bencher) {
let a = [0u16; 4096];
b.iter(|| {
(&a[..]).stride_two(tuplify!(2, u16s(0))).zip()
.simd_do_each(|x| { black_box(x); });
(&a[..])
.stride_two(tuplify!(2, u16s(0)))
.zip()
.simd_do_each(|x| {
black_box(x);
});
})
}

Expand All @@ -119,8 +137,12 @@ mod destride {
fn destride_four_naiive_32(b: &mut Bencher) {
let a = [0u32; 4096];
b.iter(|| {
(&a[..]).stride_four(tuplify!(4, u32s(0))).zip()
.simd_do_each(|x| { black_box(x); });
(&a[..])
.stride_four(tuplify!(4, u32s(0)))
.zip()
.simd_do_each(|x| {
black_box(x);
});
})
}

Expand All @@ -129,8 +151,12 @@ mod destride {
fn destride_two_naiive_32(b: &mut Bencher) {
let a = [0u32; 4096];
b.iter(|| {
(&a[..]).stride_two(tuplify!(2, u32s(0))).zip()
.simd_do_each(|x| { black_box(x); });
(&a[..])
.stride_two(tuplify!(2, u32s(0)))
.zip()
.simd_do_each(|x| {
black_box(x);
});
})
}
}
70 changes: 49 additions & 21 deletions benches/intrin.rs
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Original file line number Diff line number Diff line change
@@ -1,7 +1,8 @@
#![feature(test, stdsimd)]

#[cfg(test)] extern crate test;
extern crate faster;
#[cfg(test)]
extern crate test;

const ARRAY_F32: &[f32] = &[-123.456f32; 1024];

Expand All @@ -10,54 +11,81 @@ macro_rules! bench_intrin_1 {
#[bench]
#[cfg(feature = "std")]
fn $scalar_name(b: &mut Bencher) {
b.iter(|| { black_box(
crate::ARRAY_F32.iter().map(|v| { $scalar_fn(*v) }).collect::<Vec<f32>>()
)})
b.iter(|| {
black_box(
crate::ARRAY_F32
.iter()
.map(|v| $scalar_fn(*v))
.collect::<Vec<f32>>(),
)
})
}

#[bench]
#[cfg(feature = "std")]
fn $simd_name(b: &mut Bencher) {
b.iter(|| { black_box(
crate::ARRAY_F32.simd_iter(f32s(0.0)).simd_map(|v| { $simd_fn(v) }).scalar_collect()
)});
b.iter(|| {
black_box(
crate::ARRAY_F32
.simd_iter(f32s(0.0))
.simd_map(|v| $simd_fn(v))
.scalar_collect(),
)
});
}
}
};
}

macro_rules! bench_intrin_2 {
($simd_name:ident, $simd_fn:ident, $scalar_name:ident, $scalar_fn:ident) => {
#[bench]
#[cfg(feature = "std")]
fn $scalar_name(b: &mut Bencher) {
b.iter(|| { black_box(
crate::ARRAY_F32.iter().map(|v| { v.$scalar_fn(*v) }).collect::<Vec<f32>>()
)})
b.iter(|| {
black_box(
crate::ARRAY_F32
.iter()
.map(|v| v.$scalar_fn(*v))
.collect::<Vec<f32>>(),
)
})
}

#[bench]
#[cfg(feature = "std")]
fn $simd_name(b: &mut Bencher) {
b.iter(|| { black_box(
crate::ARRAY_F32.simd_iter(f32s(0.0)).simd_map(|v| {v.$simd_fn(v) }).scalar_collect()
)});
b.iter(|| {
black_box(
crate::ARRAY_F32
.simd_iter(f32s(0.0))
.simd_map(|v| v.$simd_fn(v))
.scalar_collect(),
)
});
}
}
};
}


#[cfg(test)]
mod intrin {
use faster::prelude::*;
use test::{Bencher, black_box};
use test::{black_box, Bencher};

bench_intrin_1!(abs_simd, |x: f32s| x.abs(), abs_scala, |x: f32| x.abs());
bench_intrin_1!(ceil_simd, |x: f32s| x.ceil(), ceil_scala, |x: f32| x.ceil());
bench_intrin_1!(floor_simd, |x: f32s| x.floor(), floor_scala, |x: f32| x.floor());
bench_intrin_1!(floor_simd, |x: f32s| x.floor(), floor_scala, |x: f32| x
.floor());
bench_intrin_2!(min_simd, min, min_scala, min);
bench_intrin_2!(max_simd, max, max_scala, max);
bench_intrin_1!(recip_simd, |x: f32s| x.recip(), recip_scala, |x: f32| 1.0f32 / x);
bench_intrin_1!(round_simd, |x: f32s| x.round(), round_scala, |x: f32| x.round());
bench_intrin_1!(
recip_simd,
|x: f32s| x.recip(),
recip_scala,
|x: f32| 1.0f32 / x
);
bench_intrin_1!(round_simd, |x: f32s| x.round(), round_scala, |x: f32| x
.round());
bench_intrin_1!(sqrt_simd, |x: f32s| x.sqrt(), sqrt_scala, |x: f32| x.sqrt());
bench_intrin_1!(trunc_simd, |x: f32s| x.trunc(), trunc_scala, |x: f32| x.trunc());
bench_intrin_1!(trunc_simd, |x: f32s| x.trunc(), trunc_scala, |x: f32| x
.trunc());
}
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