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#![feature(test)]
#![feature(step_by)]
extern crate raw_nbits_vec;
extern crate test;
extern crate num;
mod tests {
macro_rules! bench_test {
($(($m: ident, $nbits: ident, $storage: ident)),*) => {
mod get {
$(
mod $m {
use raw_nbits_vec::*;
use test::{self, Bencher};
#[bench]
fn bench(b: &mut Bencher) {
let n = test::black_box(1000);
let mut vec: NbitsVec<$nbits, $storage> = NbitsVec::with_capacity(n);
unsafe { vec.set_len(n) }
b.iter(|| {
(0..n).fold(0, |_a, i| vec.get(i));
})
}
}
)*
}
mod resize {
$(
mod $m {
use raw_nbits_vec::*;
use test::{self, Bencher};
use num::Zero;
#[bench]
fn bench(b: &mut Bencher) {
let n = test::black_box(1000);
let mut vec: NbitsVec<$nbits, $storage> = NbitsVec::new();
b.iter(|| {
for i in (0..n).step_by(10) {
vec.resize(i, $storage::zero());
}
})
}
}
)*
}
mod set {
$(
mod $m {
use raw_nbits_vec::*;
use test::{self, Bencher};
#[bench]
fn bench(b: &mut Bencher) {
b.iter(|| {
let n = test::black_box(1000);
let mut vec: NbitsVec<$nbits, $storage> = NbitsVec::with_capacity(n);
unsafe { vec.set_len(n) };
for i in 0..n {
vec.set(i, 0b1010);
}
});
}
}
)*
}
mod new {
$(
mod $m {
use raw_nbits_vec::*;
use test::{self, Bencher};
#[bench]
fn bench(b: &mut Bencher) {
b.iter(|| {
let n = test::black_box(1000);
let vec: NbitsVec<$nbits, $storage> = NbitsVec::with_capacity(n);
vec
});
}
}
)*
}
mod push {
$(
mod $m {
use raw_nbits_vec::*;
use test::{self, Bencher};
#[bench]
fn push(b: &mut Bencher) {
let n = test::black_box(1000);
let mut vec: NbitsVec<$nbits, $storage> = NbitsVec::with_capacity(n);
b.iter(|| {
for _i in 0..n {
vec.push(1);
}
});
}
}
)*
}
mod align {
$(
mod $m {
use raw_nbits_vec::*;
use test::{self,Bencher};
#[bench]
fn align(b: &mut Bencher) {
let n = test::black_box(7);
let mut vec: NbitsVec<$nbits, $storage> = NbitsVec::new();
b.iter(|| {
for i in (0..).map(|x| x * x).take(n) {
vec.align(i, i * 2);
}
for i in (1..n).map(|x| x * x).rev() {
vec.align(i * 2, i);
}
})
}
}
)*
}
}
}
bench_test! {
(test_4bits_usize, N4, usize),
(test_4bits_u64, N4, u64),
(test_4bits_u32, N4, u32),
(test_4bits_u16, N4, u16),
(test_4bits_u8, N4, u8),
(test_3bits_usize, N3, usize),
(test_3bits_u64, N3, u64),
(test_3bits_u32, N3, u32),
(test_3bits_u16, N3, u16),
(test_3bits_u8, N3, u8),
(test_2bits_usize, N2, usize),
(test_2bits_u64, N2, u64),
(test_2bits_u32, N2, u32),
(test_2bits_u16, N2, u16),
(test_2bits_u8, N2, u8),
(test_1bits_usize, N1, usize),
(test_1bits_u64, N1, u64),
(test_1bits_u32, N1, u32),
(test_1bits_u16, N1, u16),
(test_1bits_u8, N1, u8)
}
}