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Diffstat (limited to 'vendor/rustix/benches/mod.rs')
| -rw-r--r-- | vendor/rustix/benches/mod.rs | 217 |
1 files changed, 0 insertions, 217 deletions
diff --git a/vendor/rustix/benches/mod.rs b/vendor/rustix/benches/mod.rs deleted file mode 100644 index cd3cb32..0000000 --- a/vendor/rustix/benches/mod.rs +++ /dev/null @@ -1,217 +0,0 @@ -//! Benchmarks for rustix. -//! -//! To enable these benchmarks, add `--cfg=criterion` to RUSTFLAGS and enable -//! the "fs", "time", and "process" cargo features. -//! -//! ```sh -//! RUSTFLAGS=--cfg=criterion cargo bench --features=fs,time,process,stdio -//! ``` - -#[cfg(any( - not(criterion), - not(feature = "fs"), - not(feature = "process"), - not(feature = "time"), - not(feature = "stdio"), - windows, - target_os = "emscripten", - target_os = "redox", - target_os = "wasi", -))] -fn main() { - unimplemented!( - "Add --cfg=criterion to RUSTFLAGS and enable the \"fs\", \"time\", \"process\", and \"stdio\" cargo \ - features." - ) -} - -#[cfg(not(any( - not(criterion), - not(feature = "fs"), - not(feature = "process"), - not(feature = "time"), - not(feature = "stdio"), - windows, - target_os = "emscripten", - target_os = "redox", - target_os = "wasi", -)))] -use criterion::{criterion_group, criterion_main}; - -#[cfg(not(any( - not(criterion), - not(feature = "fs"), - not(feature = "process"), - not(feature = "time"), - not(feature = "stdio"), - windows, - target_os = "emscripten", - target_os = "redox", - target_os = "wasi", -)))] -mod suite { - use criterion::Criterion; - - pub(super) fn simple_statat(c: &mut Criterion) { - use rustix::fs::{statat, AtFlags, CWD}; - - c.bench_function("simple statat", |b| { - b.iter(|| { - statat(CWD, "/", AtFlags::empty()).unwrap(); - }) - }); - } - - pub(super) fn simple_statat_libc(c: &mut Criterion) { - c.bench_function("simple statat libc", |b| { - b.iter(|| { - let mut s = std::mem::MaybeUninit::<libc::stat>::uninit(); - unsafe { - assert_eq!( - libc::fstatat( - libc::AT_FDCWD, - std::ffi::CString::new("/").unwrap().as_c_str().as_ptr() as _, - s.as_mut_ptr(), - 0 - ), - 0 - ); - } - }) - }); - } - - pub(super) fn simple_statat_libc_cstr(c: &mut Criterion) { - c.bench_function("simple statat libc cstr", |b| { - b.iter(|| { - let mut s = std::mem::MaybeUninit::<libc::stat>::uninit(); - unsafe { - assert_eq!( - libc::fstatat( - libc::AT_FDCWD, - rustix::cstr!("/").as_ptr() as _, - s.as_mut_ptr(), - 0 - ), - 0 - ); - } - }) - }); - } - - pub(super) fn simple_statat_cstr(c: &mut Criterion) { - use rustix::fs::{statat, AtFlags, CWD}; - - c.bench_function("simple statat cstr", |b| { - b.iter(|| { - statat(CWD, rustix::cstr!("/"), AtFlags::empty()).unwrap(); - }) - }); - } - - pub(super) fn simple_fstat(c: &mut Criterion) { - use rustix::fs::fstat; - - c.bench_function("simple fstat", |b| { - b.iter(|| { - fstat(rustix::stdio::stdin()).unwrap(); - }) - }); - } - - pub(super) fn simple_fstat_libc(c: &mut Criterion) { - c.bench_function("simple fstat libc", |b| { - b.iter(|| { - let mut s = std::mem::MaybeUninit::<libc::stat>::uninit(); - unsafe { - assert_eq!(libc::fstat(libc::STDIN_FILENO, s.as_mut_ptr()), 0); - } - }) - }); - } - - #[cfg(not(target_os = "wasi"))] - pub(super) fn simple_clock_gettime(c: &mut Criterion) { - use rustix::time::{clock_gettime, ClockId}; - - c.bench_function("simple clock_gettime", |b| { - b.iter(|| { - let _ = clock_gettime(ClockId::Monotonic); - }) - }); - } - - #[cfg(not(target_os = "wasi"))] - pub(super) fn simple_clock_gettime_libc(c: &mut Criterion) { - c.bench_function("simple clock_gettime libc", |b| { - b.iter(|| { - let mut s = std::mem::MaybeUninit::<libc::timespec>::uninit(); - unsafe { - assert_eq!( - libc::clock_gettime(libc::CLOCK_MONOTONIC, s.as_mut_ptr()), - 0 - ); - let _ = s.assume_init(); - } - }) - }); - } - - #[cfg(not(target_os = "wasi"))] - pub(super) fn simple_getpid(c: &mut Criterion) { - use rustix::process::getpid; - - c.bench_function("simple getpid", |b| { - b.iter(|| { - let _ = getpid(); - }) - }); - } - - #[cfg(not(target_os = "wasi"))] - pub(super) fn simple_getpid_libc(c: &mut Criterion) { - c.bench_function("simple getpid libc", |b| { - b.iter(|| unsafe { - let _ = libc::getpid(); - }) - }); - } -} - -#[cfg(not(any( - not(criterion), - not(feature = "fs"), - not(feature = "process"), - not(feature = "time"), - not(feature = "stdio"), - windows, - target_os = "emscripten", - target_os = "redox", - target_os = "wasi", -)))] -criterion_group!( - benches, - suite::simple_statat, - suite::simple_statat_libc, - suite::simple_statat_libc_cstr, - suite::simple_statat_cstr, - suite::simple_fstat, - suite::simple_fstat_libc, - suite::simple_clock_gettime, - suite::simple_clock_gettime_libc, - suite::simple_getpid, - suite::simple_getpid_libc -); -#[cfg(not(any( - not(criterion), - not(feature = "fs"), - not(feature = "process"), - not(feature = "time"), - not(feature = "stdio"), - windows, - target_os = "emscripten", - target_os = "redox", - target_os = "wasi", -)))] -criterion_main!(benches); |