mmtk 0.32.0

MMTk is a framework for the design and implementation of high-performance and portable memory managers.
Documentation 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29

pub mod barrier;
pub(super) mod concurrent_marking_work;
pub(super) mod global;

pub mod immix;

use bytemuck::NoUninit;

/// The pause type for a concurrent GC phase.
// TODO: This is probably not be general enough for all the concurrent plans.
// TODO: We could consider moving this to specific plans later.
#[repr(u8)]
#[derive(Debug, PartialEq, Eq, Copy, Clone, NoUninit, Default)]
pub enum Pause {
    /// A whole GC (including root scanning, closure, releasing, etc.) happening in a single pause.
    ///
    /// Don't be confused with "full-heap" GC in generational collectors.  `Pause::Full` can also
    /// refer to a nursery GC that happens in a single pause.
    #[default]
    Full = 1,
    /// The initial pause before concurrent marking.
    InitialMark,
    /// The pause after concurrent marking.
    FinalMark,
}

unsafe impl bytemuck::ZeroableInOption for Pause {}

unsafe impl bytemuck::PodInOption for Pause {}