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Auto merge of #120931 - chenyukang:yukang-cleanup-hashmap, r=michaelwoerister

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Clean up potential_query_instability with FxIndexMap and UnordMap

From https://github.com/rust-lang/rust/pull/120485#issuecomment-1916437191

r? `@michaelwoerister`
This commit is contained in:
bors 2024-02-15 12:36:37 +00:00
commit fa9f77ff35
30 changed files with 122 additions and 139 deletions
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10
compiler/rustc_const_eval/src/interpret/memory.rs
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@ -13,7 +13,7 @@ use std::fmt;
use std::ptr;
use rustc_ast::Mutability;
use rustc_data_structures::fx::{FxHashMap, FxHashSet};
use rustc_data_structures::fx::{FxHashSet, FxIndexMap};
use rustc_middle::mir::display_allocation;
use rustc_middle::ty::{self, Instance, ParamEnv, Ty, TyCtxt};
use rustc_target::abi::{Align, HasDataLayout, Size};
@ -104,13 +104,13 @@ pub struct Memory<'mir, 'tcx, M: Machine<'mir, 'tcx>> {
pub(super) alloc_map: M::MemoryMap,
/// Map for "extra" function pointers.
extra_fn_ptr_map: FxHashMap<AllocId, M::ExtraFnVal>,
extra_fn_ptr_map: FxIndexMap<AllocId, M::ExtraFnVal>,
/// To be able to compare pointers with null, and to check alignment for accesses
/// to ZSTs (where pointers may dangle), we keep track of the size even for allocations
/// that do not exist any more.
// FIXME: this should not be public, but interning currently needs access to it
pub(super) dead_alloc_map: FxHashMap<AllocId, (Size, Align)>,
pub(super) dead_alloc_map: FxIndexMap<AllocId, (Size, Align)>,
}
/// A reference to some allocation that was already bounds-checked for the given region
@ -135,8 +135,8 @@ impl<'mir, 'tcx, M: Machine<'mir, 'tcx>> Memory<'mir, 'tcx, M> {
pub fn new() -> Self {
Memory {
alloc_map: M::MemoryMap::default(),
extra_fn_ptr_map: FxHashMap::default(),
dead_alloc_map: FxHashMap::default(),
extra_fn_ptr_map: FxIndexMap::default(),
dead_alloc_map: FxIndexMap::default(),
}
}