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Remove RawDefId tracking infrastructure from incr. comp. framework.

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This infrastructure is obsolete now with the new encoding scheme for
the DefPathHash->DefIndex maps in crate metadata.
This commit is contained in:
Michael Woerister
2021-07-20 14:03:20 +02:00
parent 960893c50a
commit 5445715c20
7 changed files with 6 additions and 134 deletions
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14
compiler/rustc_middle/src/ty/context.rs
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@@ -1,7 +1,7 @@
//! Type context book-keeping.
use crate::arena::Arena;
use crate::dep_graph::{DepGraph, DepNode};
use crate::dep_graph::DepGraph;
use crate::hir::place::Place as HirPlace;
use crate::ich::{NodeIdHashingMode, StableHashingContext};
use crate::infer::canonical::{Canonical, CanonicalVarInfo, CanonicalVarInfos};
@@ -89,18 +89,6 @@ pub trait OnDiskCache<'tcx>: rustc_data_structures::sync::Sync {
def_path_hash: DefPathHash,
) -> Option<DefId>;
/// If the given `dep_node`'s hash still exists in the current compilation,
/// and its current `DefId` is foreign, calls `store_foreign_def_id` with it.
///
/// Normally, `store_foreign_def_id_hash` can be called directly by
/// the dependency graph when we construct a `DepNode`. However,
/// when we re-use a deserialized `DepNode` from the previous compilation
/// session, we only have the `DefPathHash` available. This method is used
/// to that any `DepNode` that we re-use has a `DefPathHash` -> `RawId` written
/// out for usage in the next compilation session.
fn register_reused_dep_node(&self, tcx: TyCtxt<'tcx>, dep_node: &DepNode);
fn store_foreign_def_id_hash(&self, def_id: DefId, hash: DefPathHash);
fn drop_serialized_data(&self, tcx: TyCtxt<'tcx>);
fn serialize(&self, tcx: TyCtxt<'tcx>, encoder: &mut FileEncoder) -> FileEncodeResult;