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Introduce UnordMap, UnordSet, and UnordBag (see MCP 533)

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MCP 533: https://github.com/rust-lang/compiler-team/issues/533

Also, as an example, substitute UnordMap for FxHashMap in
used_trait_imports query result.
This commit is contained in:
Michael Woerister
2022-10-27 13:23:26 +00:00
parent 43dd3d514b
commit 9117ea9758
10 changed files with 400 additions and 12 deletions
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5
compiler/rustc_query_impl/src/on_disk_cache.rs
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@@ -1,8 +1,9 @@
use crate::QueryCtxt;
use rustc_data_structures::fx::{FxHashMap, FxHashSet, FxIndexSet};
use rustc_data_structures::fx::{FxHashMap, FxIndexSet};
use rustc_data_structures::memmap::Mmap;
use rustc_data_structures::sync::{HashMapExt, Lock, Lrc, RwLock};
use rustc_data_structures::unhash::UnhashMap;
use rustc_data_structures::unord::UnordSet;
use rustc_hir::def_id::{CrateNum, DefId, DefIndex, LocalDefId, StableCrateId, LOCAL_CRATE};
use rustc_hir::definitions::DefPathHash;
use rustc_index::vec::{Idx, IndexVec};
@@ -792,7 +793,7 @@ impl<'a, 'tcx> Decodable<CacheDecoder<'a, 'tcx>> for DefId {
}
}
impl<'a, 'tcx> Decodable<CacheDecoder<'a, 'tcx>> for &'tcx FxHashSet<LocalDefId> {
impl<'a, 'tcx> Decodable<CacheDecoder<'a, 'tcx>> for &'tcx UnordSet<LocalDefId> {
fn decode(d: &mut CacheDecoder<'a, 'tcx>) -> Self {
RefDecodable::decode(d)
}