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-rw-r--r--compiler/rustc_middle/src/dep_graph/mod.rs52
1 files changed, 6 insertions, 46 deletions
diff --git a/compiler/rustc_middle/src/dep_graph/mod.rs b/compiler/rustc_middle/src/dep_graph/mod.rs
index c8b3b52b0..2e62bebc8 100644
--- a/compiler/rustc_middle/src/dep_graph/mod.rs
+++ b/compiler/rustc_middle/src/dep_graph/mod.rs
@@ -11,15 +11,17 @@ pub use rustc_query_system::dep_graph::{
SerializedDepNodeIndex, WorkProduct, WorkProductId,
};
-pub use dep_node::{label_strs, DepKind, DepKindStruct, DepNode, DepNodeExt};
+pub use dep_node::{label_strs, DepKind, DepNode, DepNodeExt};
pub(crate) use dep_node::{make_compile_codegen_unit, make_compile_mono_item};
pub type DepGraph = rustc_query_system::dep_graph::DepGraph<DepKind>;
+
pub type TaskDeps = rustc_query_system::dep_graph::TaskDeps<DepKind>;
pub type TaskDepsRef<'a> = rustc_query_system::dep_graph::TaskDepsRef<'a, DepKind>;
pub type DepGraphQuery = rustc_query_system::dep_graph::DepGraphQuery<DepKind>;
pub type SerializedDepGraph = rustc_query_system::dep_graph::SerializedDepGraph<DepKind>;
pub type EdgeFilter = rustc_query_system::dep_graph::debug::EdgeFilter<DepKind>;
+pub type DepKindStruct<'tcx> = rustc_query_system::dep_graph::DepKindStruct<TyCtxt<'tcx>>;
impl rustc_query_system::dep_graph::DepKind for DepKind {
const NULL: Self = DepKind::Null;
@@ -91,50 +93,8 @@ impl<'tcx> DepContext for TyCtxt<'tcx> {
self.sess
}
- #[inline(always)]
- fn fingerprint_style(&self, kind: DepKind) -> rustc_query_system::dep_graph::FingerprintStyle {
- kind.fingerprint_style(*self)
- }
-
- #[inline(always)]
- fn is_eval_always(&self, kind: DepKind) -> bool {
- self.query_kind(kind).is_eval_always
- }
-
- fn try_force_from_dep_node(&self, dep_node: DepNode) -> bool {
- debug!("try_force_from_dep_node({:?}) --- trying to force", dep_node);
-
- // We must avoid ever having to call `force_from_dep_node()` for a
- // `DepNode::codegen_unit`:
- // Since we cannot reconstruct the query key of a `DepNode::codegen_unit`, we
- // would always end up having to evaluate the first caller of the
- // `codegen_unit` query that *is* reconstructible. This might very well be
- // the `compile_codegen_unit` query, thus re-codegenning the whole CGU just
- // to re-trigger calling the `codegen_unit` query with the right key. At
- // that point we would already have re-done all the work we are trying to
- // avoid doing in the first place.
- // The solution is simple: Just explicitly call the `codegen_unit` query for
- // each CGU, right after partitioning. This way `try_mark_green` will always
- // hit the cache instead of having to go through `force_from_dep_node`.
- // This assertion makes sure, we actually keep applying the solution above.
- debug_assert!(
- dep_node.kind != DepKind::codegen_unit,
- "calling force_from_dep_node() on DepKind::codegen_unit"
- );
-
- let cb = self.query_kind(dep_node.kind);
- if let Some(f) = cb.force_from_dep_node {
- f(*self, dep_node);
- true
- } else {
- false
- }
- }
-
- fn try_load_from_on_disk_cache(&self, dep_node: DepNode) {
- let cb = self.query_kind(dep_node.kind);
- if let Some(f) = cb.try_load_from_on_disk_cache {
- f(*self, dep_node)
- }
+ #[inline]
+ fn dep_kind_info(&self, dep_kind: DepKind) -> &DepKindStruct<'tcx> {
+ &self.query_kinds[dep_kind as usize]
}
}