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#![feature(cfg_target_feature)]
#![feature(specialization)]
#![cfg_attr(test, feature(test))]
#![cfg_attr(test, feature(inclusive_range))]
#[cfg(test)] extern crate test;
extern crate stdsimd;
extern crate either;
mod vecs;
mod iters;
mod intrin;
pub use iters::*;
pub use vecs::{u8s, i8s, u16s, i16s, u32s, i32s, f32s, u64s, i64s, f64s};
pub use intrin::*;
#[cfg(test)]
mod tests {
use super::*;
use test::{Bencher, black_box};
use stdsimd::simd::u8x32;
#[bench]
fn bench_nop_simd(b: &mut Bencher) {
b.iter(|| {
black_box(
(&[0u8; 128][..]).simd_iter().map(|e| e).scalar_collect())
});
}
#[bench]
fn bench_nop_scalar(b: &mut Bencher) {
b.iter(|| {
black_box(
(&[0u8; 128][..]).iter().map(|e| *e).collect::<Vec<u8>>())
});
}
#[bench]
fn bench_work_simd(b: &mut Bencher) {
b.iter(|| {
black_box(
(&[-123.456f32; 128][..]).simd_iter()
.map(|v| { f32s::splat(9.0) * v.abs().sqrt().rsqrt().ceil().sqrt() -
f32s::splat(4.0) - f32s::splat(2.0) })
.scalar_collect());
})
}
#[bench]
fn bench_work_scalar(b: &mut Bencher) {
b.iter(|| {
black_box(
(&[-123.456f32; 128][..]).iter()
.map(|v| { 9.0 * v.abs().sqrt().sqrt().recip().ceil().sqrt() -
4.0 - 2.0 })
.collect::<Vec<f32>>());
});
}
}