forked from M-Labs/libfringe
32 lines
757 B
Rust
32 lines
757 B
Rust
// This file is part of libfringe, a low-level green threading library.
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// Copyright (c) edef <edef@edef.eu>
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// See the LICENSE file included in this distribution.
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#![feature(test)]
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#![cfg(feature = "os")]
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extern crate test;
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extern crate fringe;
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use fringe::Context;
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static mut ctx_slot: *mut Context<'static, fringe::OsStack> = 0 as *mut Context<_>;
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#[bench]
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fn swap(b: &mut test::Bencher) {
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unsafe {
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let stack = fringe::OsStack::new(4 << 20).unwrap();
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let mut ctx = Context::new(stack, move || {
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let ctx_ptr = ctx_slot;
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loop {
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Context::swap(ctx_ptr, ctx_ptr);
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}
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});
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let ctx_ptr = &mut ctx;
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ctx_slot = ctx_ptr;
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Context::swap(ctx_ptr, ctx_ptr);
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b.iter(|| Context::swap(ctx_ptr, ctx_ptr));
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}
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}
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