luaur-code-gen 0.1.3

Native (A64/X64) code generation for Luau (Rust).
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
30
31
32
33
34
35
36

//! Source: `CodeGen/src/OptimizeDeadStore.cpp:96-648`

use crate::records::ir_function::IrFunction;
use crate::records::store_reg_info::StoreRegInfo;
use alloc::vec::Vec;
use luaur_common::records::dense_hash_set::DenseHashSet;

#[derive(Debug, Clone)]
pub struct RemoveDeadStoreState {
    pub(crate) function: *mut IrFunction,
    pub(crate) remaining_uses: *mut Vec<u32>,
    pub(crate) info: [StoreRegInfo; 256],
    pub(crate) max_reg: i32,
    pub(crate) has_gco_to_clear: bool,
    pub(crate) has_allocations: bool,
    pub(crate) non_propagating_store: DenseHashSet<u32>,
    pub(crate) recorded_vm_exit_syncs: Vec<u32>,
}

impl RemoveDeadStoreState {
    pub fn remove_dead_store_state_remove_dead_store_state(
        function: &mut IrFunction,
        remaining_uses: &mut Vec<u32>,
    ) -> Self {
        Self {
            function: function as *mut IrFunction,
            remaining_uses: remaining_uses as *mut Vec<u32>,
            info: core::array::from_fn(|_| StoreRegInfo::default()),
            max_reg: 255,
            has_gco_to_clear: false,
            has_allocations: false,
            non_propagating_store: DenseHashSet::new(!0u32),
            recorded_vm_exit_syncs: Vec::new(),
        }
    }
}