e8af1a1812
- Vendor coarsetime crate with portable-atomic fallback - Use portable-atomic on targets without 64-bit atomics - Patch crates.io to use local coarsetime - Fixes MIPS build failure (AtomicU64 missing)
62 lines
1.8 KiB
Rust
62 lines
1.8 KiB
Rust
use benchmark_simple::*;
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use coarsetime::*;
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use std::time;
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fn main() {
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let options = &Options {
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iterations: 250_000,
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warmup_iterations: 25_000,
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min_samples: 5,
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max_samples: 10,
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max_rsd: 1.0,
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..Default::default()
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};
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bench_coarsetime_now(options);
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bench_coarsetime_recent(options);
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bench_coarsetime_elapsed(options);
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bench_coarsetime_elapsed_since_recent(options);
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bench_stdlib_now(options);
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bench_stdlib_elapsed(options);
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}
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fn bench_coarsetime_now(options: &Options) {
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let b = Bench::new();
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Instant::update();
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let res = b.run(options, Instant::now);
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println!("coarsetime_now(): {}", res.throughput(1));
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}
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fn bench_coarsetime_recent(options: &Options) {
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let b = Bench::new();
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Instant::update();
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let res = b.run(options, Instant::recent);
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println!("coarsetime_recent(): {}", res.throughput(1));
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}
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fn bench_coarsetime_elapsed(options: &Options) {
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let b = Bench::new();
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let ts = Instant::now();
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let res = b.run(options, || ts.elapsed());
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println!("coarsetime_elapsed(): {}", res.throughput(1));
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}
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fn bench_coarsetime_elapsed_since_recent(options: &Options) {
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let b = Bench::new();
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let ts = Instant::now();
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let res = b.run(options, || ts.elapsed_since_recent());
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println!("coarsetime_since_recent(): {}", res.throughput(1));
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}
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fn bench_stdlib_now(options: &Options) {
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let b = Bench::new();
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let res = b.run(options, time::Instant::now);
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println!("stdlib_now(): {}", res.throughput(1));
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}
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fn bench_stdlib_elapsed(options: &Options) {
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let b = Bench::new();
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let ts = time::Instant::now();
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let res = b.run(options, || ts.elapsed());
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println!("stdlib_elapsed(): {}", res.throughput(1));
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}
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