playXE/vmkit-core
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cleanup

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This commit is contained in:
playX18 2025-02-15 19:19:09 +07:00
parent cd0e1344e4
commit 228513a638
2 changed files with 6 additions and 13 deletions
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1
vmkit/src/mm.rs
View file

@ -7,7 +7,6 @@ use crate::{
threading::Thread,
VirtualMachine,
};
use easy_bitfield::{AtomicBitfieldContainer, ToBitfield};
use mmtk::{
util::{
alloc::{AllocatorSelector, BumpAllocator, ImmixAllocator},

18
vmkit/src/object_model/header.rs
View file

@ -1,6 +1,6 @@
use std::marker::PhantomData;
use crate::{define_vm_metadata_spec, VirtualMachine};
use crate::VirtualMachine;
use easy_bitfield::*;
use super::object::ADDRESS_BASED_HASHING;
@ -11,17 +11,11 @@ pub const OBJECT_REF_OFFSET: isize = 8;
pub const OBJECT_HEADER_OFFSET: isize = -OBJECT_REF_OFFSET;
pub const HASHCODE_OFFSET: isize = -(OBJECT_REF_OFFSET + size_of::<usize>() as isize);
pub const METADATA_BIT_LIMIT: usize = if ADDRESS_BASED_HASHING {
60
} else {
63
};
pub const METADATA_BIT_LIMIT: usize = if ADDRESS_BASED_HASHING { 60 } else { 63 };
pub type MetadataField = BitField<u64, usize, 0, METADATA_BIT_LIMIT, false>;
pub type HashStateField = BitField<u64, HashState, { MetadataField::NEXT_BIT }, 2, false>;
#[derive(Debug, Clone, Copy, PartialEq, Eq)]
pub enum HashState {
Unhashed,
@ -89,14 +83,14 @@ impl<VM: VirtualMachine> HeapObjectHeader<VM> {
pub fn set_hash_state(&self, state: HashState) {
self.metadata.update_synchronized::<HashStateField>(state);
}
}
pub fn metadata(&self) -> VM::Metadata {
VM::Metadata::from_bitfield(self.metadata.read::<MetadataField>() as _)
}
pub fn set_metadata(&self, metadata: VM::Metadata) {
self.metadata.update_synchronized::<MetadataField>(metadata.to_bitfield() as _);
self.metadata
.update_synchronized::<MetadataField>(metadata.to_bitfield() as _);
}
}
}