INNER CODE UNIT · Rust

freed

spacejam/sled · src/alloc.rs:53

    fn freed() -> usize {
        FREED.swap(0, Ordering::Relaxed)
    }

    fn resident() -> usize {
        RESIDENT.load(Ordering::Relaxed)
    }

    #[derive(Default, Debug, Clone, Copy)]
    struct CountingAllocator;

    unsafe impl std::alloc::GlobalAlloc for CountingAllocator {
        unsafe fn alloc(&self, layout: Layout) -> *mut u8 {
            let ret = System.alloc(layout);
            assert_ne!(ret, std::ptr::null_mut());
            ALLOCATED.fetch_add(layout.size(), Ordering::Relaxed);
            RESIDENT.fetch_add(layout.size(), Ordering::Relaxed);
            std::ptr::write_bytes(ret, 0xa1, layout.size());

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