31 lines
738 B
Rust
31 lines
738 B
Rust
use super::*;
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extern crate test;
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use crate::boxed::Box;
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use test::Bencher;
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#[test]
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fn allocate_zeroed() {
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unsafe {
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let layout = Layout::from_size_align(1024, 1).unwrap();
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let memory = Global
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.alloc(layout.clone(), AllocInit::Zeroed)
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.unwrap_or_else(|_| handle_alloc_error(layout));
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let mut i = memory.ptr.cast::<u8>().as_ptr();
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let end = i.add(layout.size());
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while i < end {
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assert_eq!(*i, 0);
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i = i.offset(1);
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}
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Global.dealloc(memory.ptr, layout);
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}
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}
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#[bench]
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#[cfg_attr(miri, ignore)] // Miri does not support benchmarks
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fn alloc_owned_small(b: &mut Bencher) {
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b.iter(|| {
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let _: Box<_> = box 10;
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})
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}
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