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Lazy DefPath decoding for incremental compilation

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This commit is contained in:
Aaron Hill 2020-07-29 12:26:15 -04:00
parent db79d2f637
commit e935d3832c
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GPG key ID: B4087E510E98B164
11 changed files with 275 additions and 43 deletions
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3
compiler/rustc_query_system/src/dep_graph/mod.rs
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@ -15,6 +15,7 @@ use rustc_data_structures::profiling::SelfProfilerRef;
use rustc_data_structures::sync::Lock;
use rustc_data_structures::thin_vec::ThinVec;
use rustc_errors::Diagnostic;
use rustc_span::def_id::DefPathHash;
use std::fmt;
use std::hash::Hash;
@ -32,6 +33,8 @@ pub trait DepContext: Copy {
/// Try to force a dep node to execute and see if it's green.
fn try_force_from_dep_node(&self, dep_node: &DepNode<Self::DepKind>) -> bool;
fn register_reused_dep_path_hash(&self, hash: DefPathHash);
/// Return whether the current session is tainted by errors.
fn has_errors_or_delayed_span_bugs(&self) -> bool;