dualcache-ff 0.5.0

A wait-free, high-performance concurrent cache optimized for extreme read-to-write ratios.
Documentation 
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#[cfg(any(feature = "loom", loom))]
mod loom;
#[cfg(any(feature = "loom", loom))]
pub use loom::*;

#[cfg(all(feature = "std", not(any(feature = "loom", loom))))]
mod std_impl;
#[cfg(all(feature = "std", not(any(feature = "loom", loom))))]
pub use std_impl::*;

#[cfg(all(not(feature = "std"), not(any(feature = "loom", loom))))]
mod no_std;
#[cfg(all(not(feature = "std"), not(any(feature = "loom", loom))))]
pub use no_std::*;

#[cfg(target_has_atomic = "64")]
pub mod index_types {
    pub type AtomicIndex = super::atomic::AtomicU64;
    pub type IndexType = u64;
    pub const EMPTY: u64 = 0;
    pub const TOMBSTONE: u64 = u64::MAX;
    pub const TAG_SHIFT: usize = 48;
    pub const INDEX_MASK: u64 = 0x0000_FFFF_FFFF_FFFF;
    pub type AtomicTick = super::atomic::AtomicU64;
    pub type TickType = u64;
}

#[cfg(not(target_has_atomic = "64"))]
pub mod index_types {
    pub type AtomicIndex = super::atomic::AtomicU32;
    pub type IndexType = u32;
    pub const EMPTY: u32 = 0;
    pub const TOMBSTONE: u32 = u32::MAX;
    pub const TAG_SHIFT: usize = 24;
    pub const INDEX_MASK: u32 = 0x00FF_FFFF;
    // daemon_tick wraps naturally, u32 is sufficient if u64 atomics are missing.
    pub type AtomicTick = super::atomic::AtomicU32;
    pub type TickType = u32;
}