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authorValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
committerValentin Popov <valentin@popov.link>2024-07-19 15:37:58 +0300
commita990de90fe41456a23e58bd087d2f107d321f3a1 (patch)
tree15afc392522a9e85dc3332235e311b7d39352ea9 /vendor/rand/benches/generators.rs
parent3d48cd3f81164bbfc1a755dc1d4a9a02f98c8ddd (diff)
downloadfparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.tar.xz
fparkan-a990de90fe41456a23e58bd087d2f107d321f3a1.zip
Deleted vendor folder
Diffstat (limited to 'vendor/rand/benches/generators.rs')
-rw-r--r--vendor/rand/benches/generators.rs133
1 files changed, 0 insertions, 133 deletions
diff --git a/vendor/rand/benches/generators.rs b/vendor/rand/benches/generators.rs
deleted file mode 100644
index daee7c5..0000000
--- a/vendor/rand/benches/generators.rs
+++ /dev/null
@@ -1,133 +0,0 @@
-#![feature(test)]
-
-extern crate test;
-extern crate rand;
-
-const RAND_BENCH_N: u64 = 1000;
-const BYTES_LEN: usize = 1024;
-
-use std::mem::size_of;
-use test::{black_box, Bencher};
-
-use rand::{Rng, StdRng, OsRng, JitterRng};
-use rand::{XorShiftRng, IsaacRng, Isaac64Rng, ChaChaRng};
-
-macro_rules! gen_bytes {
- ($fnn:ident, $gen:ident) => {
- #[bench]
- fn $fnn(b: &mut Bencher) {
- let mut rng: $gen = OsRng::new().unwrap().gen();
- let mut buf = [0u8; BYTES_LEN];
- b.iter(|| {
- for _ in 0..RAND_BENCH_N {
- rng.fill_bytes(&mut buf);
- black_box(buf);
- }
- });
- b.bytes = BYTES_LEN as u64 * RAND_BENCH_N;
- }
- }
-}
-
-macro_rules! gen_bytes_new {
- ($fnn:ident, $gen:ident) => {
- #[bench]
- fn $fnn(b: &mut Bencher) {
- let mut rng = $gen::new().unwrap();
- let mut buf = [0u8; BYTES_LEN];
- b.iter(|| {
- for _ in 0..RAND_BENCH_N {
- rng.fill_bytes(&mut buf);
- black_box(buf);
- }
- });
- b.bytes = BYTES_LEN as u64 * RAND_BENCH_N;
- }
- }
-}
-
-gen_bytes!(gen_bytes_xorshift, XorShiftRng);
-gen_bytes!(gen_bytes_isaac, IsaacRng);
-gen_bytes!(gen_bytes_isaac64, Isaac64Rng);
-gen_bytes!(gen_bytes_chacha, ChaChaRng);
-gen_bytes_new!(gen_bytes_std, StdRng);
-gen_bytes_new!(gen_bytes_os, OsRng);
-
-
-macro_rules! gen_uint {
- ($fnn:ident, $ty:ty, $gen:ident) => {
- #[bench]
- fn $fnn(b: &mut Bencher) {
- let mut rng: $gen = OsRng::new().unwrap().gen();
- b.iter(|| {
- for _ in 0..RAND_BENCH_N {
- black_box(rng.gen::<$ty>());
- }
- });
- b.bytes = size_of::<$ty>() as u64 * RAND_BENCH_N;
- }
- }
-}
-
-macro_rules! gen_uint_new {
- ($fnn:ident, $ty:ty, $gen:ident) => {
- #[bench]
- fn $fnn(b: &mut Bencher) {
- let mut rng = $gen::new().unwrap();
- b.iter(|| {
- for _ in 0..RAND_BENCH_N {
- black_box(rng.gen::<$ty>());
- }
- });
- b.bytes = size_of::<$ty>() as u64 * RAND_BENCH_N;
- }
- }
-}
-
-gen_uint!(gen_u32_xorshift, u32, XorShiftRng);
-gen_uint!(gen_u32_isaac, u32, IsaacRng);
-gen_uint!(gen_u32_isaac64, u32, Isaac64Rng);
-gen_uint!(gen_u32_chacha, u32, ChaChaRng);
-gen_uint_new!(gen_u32_std, u32, StdRng);
-gen_uint_new!(gen_u32_os, u32, OsRng);
-
-gen_uint!(gen_u64_xorshift, u64, XorShiftRng);
-gen_uint!(gen_u64_isaac, u64, IsaacRng);
-gen_uint!(gen_u64_isaac64, u64, Isaac64Rng);
-gen_uint!(gen_u64_chacha, u64, ChaChaRng);
-gen_uint_new!(gen_u64_std, u64, StdRng);
-gen_uint_new!(gen_u64_os, u64, OsRng);
-
-#[bench]
-fn gen_u64_jitter(b: &mut Bencher) {
- let mut rng = JitterRng::new().unwrap();
- b.iter(|| {
- black_box(rng.gen::<u64>());
- });
- b.bytes = size_of::<u64>() as u64;
-}
-
-macro_rules! init_gen {
- ($fnn:ident, $gen:ident) => {
- #[bench]
- fn $fnn(b: &mut Bencher) {
- let mut rng: XorShiftRng = OsRng::new().unwrap().gen();
- b.iter(|| {
- let r2: $gen = rng.gen();
- black_box(r2);
- });
- }
- }
-}
-
-init_gen!(init_xorshift, XorShiftRng);
-init_gen!(init_isaac, IsaacRng);
-init_gen!(init_isaac64, Isaac64Rng);
-init_gen!(init_chacha, ChaChaRng);
-
-#[bench]
-fn init_jitter(b: &mut Bencher) {
- b.iter(|| {
- black_box(JitterRng::new().unwrap());
- });
-}