libfringe/benches/swap.rs

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Rust
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2015-02-03 03:17:23 +08:00
#![feature(test)]
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extern crate test;
extern crate lwkt;
use lwkt::Context;
static mut ctx_slot: *mut Context = 0 as *mut Context;
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#[bench]
fn swap(b: &mut test::Bencher) {
unsafe {
let mut ctx = Context::new(move |:| {
let ctx_ptr = ctx_slot;
loop {
(*ctx_ptr).swap()
}
});
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ctx_slot = &mut ctx;
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ctx.swap();
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b.iter(|| ctx.swap());
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}
}