50 lines
947 B
Rust
50 lines
947 B
Rust
#![feature(test)]
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extern crate rand_core;
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extern crate rdrand;
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extern crate test;
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use rand_core::RngCore;
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use test::Bencher;
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#[bench]
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fn bench_rdseed_u16(b : &mut Bencher) {
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if let Ok(gen) = rdrand::RdSeed::new() {
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b.bytes = 2;
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b.iter(|| {
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gen.try_next_u16().unwrap()
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});
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}
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}
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#[bench]
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fn bench_rdseed_u32(b : &mut Bencher) {
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if let Ok(mut gen) = rdrand::RdSeed::new() {
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b.bytes = 4;
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b.iter(|| {
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gen.next_u32()
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});
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}
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}
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#[bench]
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fn bench_rdseed_u64(b : &mut Bencher) {
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if let Ok(mut gen) = rdrand::RdSeed::new() {
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b.bytes = 8;
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b.iter(|| {
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gen.next_u64()
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});
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}
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}
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#[bench]
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fn bench_fill(b : &mut Bencher) {
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if let Ok(mut gen) = rdrand::RdSeed::new() {
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let mut buffer = [0; 128];
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b.bytes = 128;
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b.iter(|| {
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gen.fill_bytes(&mut buffer);
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buffer
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});
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}
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}
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