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perf: change BTreeMap to StraightHashMap

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This commit is contained in:
quake
2022-09-05 13:13:06 +09:00
parent aaa5254c29
commit 239438754c
7 changed files with 46 additions and 45 deletions
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8
src/eval/cache.rs
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@@ -1,10 +1,10 @@
//! System caches.
use crate::func::CallableFunction;
use crate::func::{CallableFunction, StraightHashMap};
use crate::{Identifier, StaticVec};
use std::marker::PhantomData;
#[cfg(feature = "no_std")]
use std::prelude::v1::*;
use std::{collections::BTreeMap, marker::PhantomData};
/// _(internals)_ An entry in a function resolution cache.
/// Exported under the `internals` feature only.
@@ -21,7 +21,7 @@ pub struct FnResolutionCacheEntry {
///
/// [`FnResolutionCacheEntry`] is [`Box`]ed in order to pack as many entries inside a single B-Tree
/// level as possible.
pub type FnResolutionCache = BTreeMap<u64, Option<FnResolutionCacheEntry>>;
pub type FnResolutionCache = StraightHashMap<u64, Option<FnResolutionCacheEntry>>;
/// _(internals)_ A type containing system-wide caches.
/// Exported under the `internals` feature only.
@@ -66,7 +66,7 @@ impl Caches<'_> {
#[allow(dead_code)]
#[inline(always)]
pub fn push_fn_resolution_cache(&mut self) {
self.fn_resolution.push(BTreeMap::new());
self.fn_resolution.push(StraightHashMap::default());
}
/// Rewind the function resolution caches stack to a particular size.
#[inline(always)]

3
src/eval/expr.rs
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@@ -10,9 +10,10 @@ use crate::func::{
};
use crate::types::dynamic::AccessMode;
use crate::{Dynamic, Engine, Module, Position, RhaiResult, RhaiResultOf, Scope, ERR};
use std::collections::hash_map::Entry;
use std::num::NonZeroUsize;
#[cfg(feature = "no_std")]
use std::prelude::v1::*;
use std::{collections::btree_map::Entry, num::NonZeroUsize};
impl Engine {
/// Search for a module within an imports stack.