+use crate::dep_graph::DepKind;
use rustc_data_structures::fx::FxHashSet;
use rustc_errors::{pluralize, struct_span_err, Applicability, MultiSpan};
use rustc_hir as hir;
use std::fmt::Write;
-impl<'tcx> Value<TyCtxt<'tcx>> for Ty<'_> {
- fn from_cycle_error(tcx: TyCtxt<'tcx>, _: &[QueryInfo]) -> Self {
+impl<'tcx> Value<TyCtxt<'tcx>, DepKind> for Ty<'_> {
+ fn from_cycle_error(tcx: TyCtxt<'tcx>, _: &[QueryInfo<DepKind>]) -> Self {
// SAFETY: This is never called when `Self` is not `Ty<'tcx>`.
// FIXME: Represent the above fact in the trait system somehow.
unsafe { std::mem::transmute::<Ty<'tcx>, Ty<'_>>(tcx.ty_error()) }
}
}
-impl<'tcx> Value<TyCtxt<'tcx>> for ty::SymbolName<'_> {
- fn from_cycle_error(tcx: TyCtxt<'tcx>, _: &[QueryInfo]) -> Self {
+impl<'tcx> Value<TyCtxt<'tcx>, DepKind> for ty::SymbolName<'_> {
+ fn from_cycle_error(tcx: TyCtxt<'tcx>, _: &[QueryInfo<DepKind>]) -> Self {
// SAFETY: This is never called when `Self` is not `SymbolName<'tcx>`.
// FIXME: Represent the above fact in the trait system somehow.
unsafe {
}
}
-impl<'tcx> Value<TyCtxt<'tcx>> for ty::Binder<'_, ty::FnSig<'_>> {
- fn from_cycle_error(tcx: TyCtxt<'tcx>, stack: &[QueryInfo]) -> Self {
+impl<'tcx> Value<TyCtxt<'tcx>, DepKind> for ty::Binder<'_, ty::FnSig<'_>> {
+ fn from_cycle_error(tcx: TyCtxt<'tcx>, stack: &[QueryInfo<DepKind>]) -> Self {
let err = tcx.ty_error();
let arity = if let Some(frame) = stack.get(0)
- && frame.query.name == "fn_sig"
+ && frame.query.dep_kind == DepKind::fn_sig
&& let Some(def_id) = frame.query.def_id
&& let Some(node) = tcx.hir().get_if_local(def_id)
&& let Some(sig) = node.fn_sig()
}
}
-impl<'tcx> Value<TyCtxt<'tcx>> for Representability {
- fn from_cycle_error(tcx: TyCtxt<'tcx>, cycle: &[QueryInfo]) -> Self {
+impl<'tcx> Value<TyCtxt<'tcx>, DepKind> for Representability {
+ fn from_cycle_error(tcx: TyCtxt<'tcx>, cycle: &[QueryInfo<DepKind>]) -> Self {
let mut item_and_field_ids = Vec::new();
let mut representable_ids = FxHashSet::default();
for info in cycle {
- if info.query.name == "representability"
+ if info.query.dep_kind == DepKind::representability
&& let Some(field_id) = info.query.def_id
&& let Some(field_id) = field_id.as_local()
&& let Some(DefKind::Field) = info.query.def_kind
}
}
for info in cycle {
- if info.query.name == "representability_adt_ty"
+ if info.query.dep_kind == DepKind::representability_adt_ty
&& let Some(def_id) = info.query.ty_adt_id
&& let Some(def_id) = def_id.as_local()
&& !item_and_field_ids.iter().any(|&(id, _)| id == def_id)
tls::with_related_context(**self, |icx| icx.query)
}
- fn try_collect_active_jobs(&self) -> Option<QueryMap> {
+ fn try_collect_active_jobs(&self) -> Option<QueryMap<DepKind>> {
self.queries.try_collect_active_jobs(**self)
}
#[derive(Clone, Copy)]
pub(crate) struct QueryStruct<'tcx> {
- pub try_collect_active_jobs: fn(QueryCtxt<'tcx>, &mut QueryMap) -> Option<()>,
+ pub try_collect_active_jobs: fn(QueryCtxt<'tcx>, &mut QueryMap<DepKind>) -> Option<()>,
pub alloc_self_profile_query_strings: fn(TyCtxt<'tcx>, &mut QueryKeyStringCache),
pub encode_query_results:
Option<fn(QueryCtxt<'tcx>, &mut CacheEncoder<'_, 'tcx>, &mut EncodedDepNodeIndex)>,
key: K,
kind: DepKind,
name: &'static str,
-) -> QueryStackFrame {
+) -> QueryStackFrame<DepKind> {
// Disable visible paths printing for performance reasons.
// Showing visible path instead of any path is not that important in production.
let description = ty::print::with_no_visible_paths!(
};
let ty_adt_id = key.ty_adt_id();
- QueryStackFrame::new(name, description, span, def_id, def_kind, ty_adt_id, hash)
+ QueryStackFrame::new(description, span, def_id, def_kind, kind, ty_adt_id, hash)
}
fn try_load_from_on_disk_cache<'tcx, Q>(tcx: TyCtxt<'tcx>, dep_node: DepNode)
where
Q: QueryConfig<QueryCtxt<'tcx>>,
Q::Key: DepNodeParams<TyCtxt<'tcx>>,
- Q::Value: Value<TyCtxt<'tcx>>,
+ Q::Value: Value<TyCtxt<'tcx>, DepKind>,
{
// We must avoid ever having to call `force_from_dep_node()` for a
// `DepNode::codegen_unit`:
#[cfg(debug_assertions)]
let _guard = tracing::span!(tracing::Level::TRACE, stringify!($name), ?key).entered();
let tcx = QueryCtxt::from_tcx(tcx);
- force_query::<Q, _>(tcx, key, dep_node);
+ force_query::<Q, _, DepKind>(tcx, key, dep_node);
true
} else {
false
type Cache = query_storage::$name<'tcx>;
#[inline(always)]
- fn query_state<'a>(tcx: QueryCtxt<'tcx>) -> &'a QueryState<Self::Key>
+ fn query_state<'a>(tcx: QueryCtxt<'tcx>) -> &'a QueryState<Self::Key, crate::dep_graph::DepKind>
where QueryCtxt<'tcx>: 'a
{
&tcx.queries.$name
use $crate::plumbing::{QueryStruct, QueryCtxt};
use $crate::profiling_support::QueryKeyStringCache;
use rustc_query_system::query::QueryMap;
+ use rustc_middle::dep_graph::DepKind;
pub(super) const fn dummy_query_struct<'tcx>() -> QueryStruct<'tcx> {
- fn noop_try_collect_active_jobs(_: QueryCtxt<'_>, _: &mut QueryMap) -> Option<()> {
+ fn noop_try_collect_active_jobs(_: QueryCtxt<'_>, _: &mut QueryMap<DepKind>) -> Option<()> {
None
}
fn noop_alloc_self_profile_query_strings(_: TyCtxt<'_>, _: &mut QueryKeyStringCache) {}
$(
$(#[$attr])*
$name: QueryState<
- <queries::$name<'tcx> as QueryConfig<QueryCtxt<'tcx>>>::Key
+ <queries::$name<'tcx> as QueryConfig<QueryCtxt<'tcx>>>::Key,
+ rustc_middle::dep_graph::DepKind,
>,
)*
}
pub(crate) fn try_collect_active_jobs(
&'tcx self,
tcx: TyCtxt<'tcx>,
- ) -> Option<QueryMap> {
+ ) -> Option<QueryMap<rustc_middle::dep_graph::DepKind>> {
let tcx = QueryCtxt { tcx, queries: self };
let mut jobs = QueryMap::default();
mode: QueryMode,
) -> Option<query_stored::$name<'tcx>> {
let qcx = QueryCtxt { tcx, queries: self };
- get_query::<queries::$name<'tcx>, _>(qcx, span, key, mode)
+ get_query::<queries::$name<'tcx>, _, rustc_middle::dep_graph::DepKind>(qcx, span, key, mode)
})*
}
};
type Cache: QueryCache<Key = Self::Key, Stored = Self::Stored, Value = Self::Value>;
// Don't use this method to access query results, instead use the methods on TyCtxt
- fn query_state<'a>(tcx: Qcx) -> &'a QueryState<Self::Key>
+ fn query_state<'a>(tcx: Qcx) -> &'a QueryState<Self::Key, Qcx::DepKind>
where
Qcx: 'a;
+use crate::dep_graph::DepKind;
use crate::error::CycleStack;
use crate::query::plumbing::CycleError;
use crate::query::{QueryContext, QueryStackFrame};
+use core::marker::PhantomData;
use rustc_data_structures::fx::FxHashMap;
use rustc_errors::{
/// Represents a span and a query key.
#[derive(Clone, Debug)]
-pub struct QueryInfo {
+pub struct QueryInfo<D: DepKind> {
/// The span corresponding to the reason for which this query was required.
pub span: Span,
- pub query: QueryStackFrame,
+ pub query: QueryStackFrame<D>,
}
-pub type QueryMap = FxHashMap<QueryJobId, QueryJobInfo>;
+pub type QueryMap<D> = FxHashMap<QueryJobId, QueryJobInfo<D>>;
/// A value uniquely identifying an active query job.
#[derive(Copy, Clone, Eq, PartialEq, Hash)]
pub struct QueryJobId(pub NonZeroU64);
impl QueryJobId {
- fn query(self, map: &QueryMap) -> QueryStackFrame {
+ fn query<D: DepKind>(self, map: &QueryMap<D>) -> QueryStackFrame<D> {
map.get(&self).unwrap().query.clone()
}
#[cfg(parallel_compiler)]
- fn span(self, map: &QueryMap) -> Span {
+ fn span<D: DepKind>(self, map: &QueryMap<D>) -> Span {
map.get(&self).unwrap().job.span
}
#[cfg(parallel_compiler)]
- fn parent(self, map: &QueryMap) -> Option<QueryJobId> {
+ fn parent<D: DepKind>(self, map: &QueryMap<D>) -> Option<QueryJobId> {
map.get(&self).unwrap().job.parent
}
#[cfg(parallel_compiler)]
- fn latch<'a>(self, map: &'a QueryMap) -> Option<&'a QueryLatch> {
+ fn latch<D: DepKind>(self, map: &QueryMap<D>) -> Option<&QueryLatch<D>> {
map.get(&self).unwrap().job.latch.as_ref()
}
}
#[derive(Clone)]
-pub struct QueryJobInfo {
- pub query: QueryStackFrame,
- pub job: QueryJob,
+pub struct QueryJobInfo<D: DepKind> {
+ pub query: QueryStackFrame<D>,
+ pub job: QueryJob<D>,
}
/// Represents an active query job.
#[derive(Clone)]
-pub struct QueryJob {
+pub struct QueryJob<D: DepKind> {
pub id: QueryJobId,
/// The span corresponding to the reason for which this query was required.
/// The latch that is used to wait on this job.
#[cfg(parallel_compiler)]
- latch: Option<QueryLatch>,
+ latch: Option<QueryLatch<D>>,
+ spooky: core::marker::PhantomData<D>,
}
-impl QueryJob {
+impl<D: DepKind> QueryJob<D> {
/// Creates a new query job.
#[inline]
pub fn new(id: QueryJobId, span: Span, parent: Option<QueryJobId>) -> Self {
parent,
#[cfg(parallel_compiler)]
latch: None,
+ spooky: PhantomData,
}
}
#[cfg(parallel_compiler)]
- pub(super) fn latch(&mut self) -> QueryLatch {
+ pub(super) fn latch(&mut self) -> QueryLatch<D> {
if self.latch.is_none() {
self.latch = Some(QueryLatch::new());
}
#[cold]
#[inline(never)]
#[cfg(not(parallel_compiler))]
- pub(super) fn find_cycle_in_stack(
+ pub(super) fn find_cycle_in_stack<D: DepKind>(
&self,
- query_map: QueryMap,
+ query_map: QueryMap<D>,
current_job: &Option<QueryJobId>,
span: Span,
- ) -> CycleError {
+ ) -> CycleError<D> {
// Find the waitee amongst `current_job` parents
let mut cycle = Vec::new();
let mut current_job = Option::clone(current_job);
#[cold]
#[inline(never)]
- pub fn try_find_layout_root(&self, query_map: QueryMap) -> Option<(QueryJobInfo, usize)> {
+ pub fn try_find_layout_root<D: DepKind>(
+ &self,
+ query_map: QueryMap<D>,
+ ) -> Option<(QueryJobInfo<D>, usize)> {
let mut last_layout = None;
let mut current_id = Some(*self);
let mut depth = 0;
while let Some(id) = current_id {
let info = query_map.get(&id).unwrap();
- if info.query.name == "layout_of" {
+ // FIXME: This string comparison should probably not be done.
+ if format!("{:?}", info.query.dep_kind) == "layout_of" {
depth += 1;
last_layout = Some((info.clone(), depth));
}
}
#[cfg(parallel_compiler)]
-struct QueryWaiter {
+struct QueryWaiter<D: DepKind> {
query: Option<QueryJobId>,
condvar: Condvar,
span: Span,
- cycle: Lock<Option<CycleError>>,
+ cycle: Lock<Option<CycleError<D>>>,
}
#[cfg(parallel_compiler)]
-impl QueryWaiter {
+impl<D: DepKind> QueryWaiter<D> {
fn notify(&self, registry: &rayon_core::Registry) {
rayon_core::mark_unblocked(registry);
self.condvar.notify_one();
}
#[cfg(parallel_compiler)]
-struct QueryLatchInfo {
+struct QueryLatchInfo<D: DepKind> {
complete: bool,
- waiters: Vec<Lrc<QueryWaiter>>,
+ waiters: Vec<Lrc<QueryWaiter<D>>>,
}
#[cfg(parallel_compiler)]
#[derive(Clone)]
-pub(super) struct QueryLatch {
- info: Lrc<Mutex<QueryLatchInfo>>,
+pub(super) struct QueryLatch<D: DepKind> {
+ info: Lrc<Mutex<QueryLatchInfo<D>>>,
}
#[cfg(parallel_compiler)]
-impl QueryLatch {
+impl<D: DepKind> QueryLatch<D> {
fn new() -> Self {
QueryLatch {
info: Lrc::new(Mutex::new(QueryLatchInfo { complete: false, waiters: Vec::new() })),
}
/// Awaits for the query job to complete.
- pub(super) fn wait_on(&self, query: Option<QueryJobId>, span: Span) -> Result<(), CycleError> {
+ pub(super) fn wait_on(
+ &self,
+ query: Option<QueryJobId>,
+ span: Span,
+ ) -> Result<(), CycleError<D>> {
let waiter =
Lrc::new(QueryWaiter { query, span, cycle: Lock::new(None), condvar: Condvar::new() });
self.wait_on_inner(&waiter);
}
/// Awaits the caller on this latch by blocking the current thread.
- fn wait_on_inner(&self, waiter: &Lrc<QueryWaiter>) {
+ fn wait_on_inner(&self, waiter: &Lrc<QueryWaiter<D>>) {
let mut info = self.info.lock();
if !info.complete {
// We push the waiter on to the `waiters` list. It can be accessed inside
/// Removes a single waiter from the list of waiters.
/// This is used to break query cycles.
- fn extract_waiter(&self, waiter: usize) -> Lrc<QueryWaiter> {
+ fn extract_waiter(&self, waiter: usize) -> Lrc<QueryWaiter<D>> {
let mut info = self.info.lock();
debug_assert!(!info.complete);
// Remove the waiter from the list of waiters
/// required information to resume the waiter.
/// If all `visit` calls returns None, this function also returns None.
#[cfg(parallel_compiler)]
-fn visit_waiters<F>(query_map: &QueryMap, query: QueryJobId, mut visit: F) -> Option<Option<Waiter>>
+fn visit_waiters<F, D>(
+ query_map: &QueryMap<D>,
+ query: QueryJobId,
+ mut visit: F,
+) -> Option<Option<Waiter>>
where
F: FnMut(Span, QueryJobId) -> Option<Option<Waiter>>,
+ D: DepKind,
{
// Visit the parent query which is a non-resumable waiter since it's on the same stack
if let Some(parent) = query.parent(query_map) {
/// If a cycle is detected, this initial value is replaced with the span causing
/// the cycle.
#[cfg(parallel_compiler)]
-fn cycle_check(
- query_map: &QueryMap,
+fn cycle_check<D: DepKind>(
+ query_map: &QueryMap<D>,
query: QueryJobId,
span: Span,
stack: &mut Vec<(Span, QueryJobId)>,
/// from `query` without going through any of the queries in `visited`.
/// This is achieved with a depth first search.
#[cfg(parallel_compiler)]
-fn connected_to_root(
- query_map: &QueryMap,
+fn connected_to_root<D: DepKind>(
+ query_map: &QueryMap<D>,
query: QueryJobId,
visited: &mut FxHashSet<QueryJobId>,
) -> bool {
// Deterministically pick an query from a list
#[cfg(parallel_compiler)]
-fn pick_query<'a, T, F>(query_map: &QueryMap, queries: &'a [T], f: F) -> &'a T
+fn pick_query<'a, T, F, D>(query_map: &QueryMap<D>, queries: &'a [T], f: F) -> &'a T
where
F: Fn(&T) -> (Span, QueryJobId),
+ D: DepKind,
{
// Deterministically pick an entry point
// FIXME: Sort this instead
/// If a cycle was not found, the starting query is removed from `jobs` and
/// the function returns false.
#[cfg(parallel_compiler)]
-fn remove_cycle(
- query_map: &QueryMap,
+fn remove_cycle<D: DepKind>(
+ query_map: &QueryMap<D>,
jobs: &mut Vec<QueryJobId>,
- wakelist: &mut Vec<Lrc<QueryWaiter>>,
+ wakelist: &mut Vec<Lrc<QueryWaiter<D>>>,
) -> bool {
let mut visited = FxHashSet::default();
let mut stack = Vec::new();
/// There may be multiple cycles involved in a deadlock, so this searches
/// all active queries for cycles before finally resuming all the waiters at once.
#[cfg(parallel_compiler)]
-pub fn deadlock(query_map: QueryMap, registry: &rayon_core::Registry) {
+pub fn deadlock<D: DepKind>(query_map: QueryMap<D>, registry: &rayon_core::Registry) {
let on_panic = OnDrop(|| {
eprintln!("deadlock handler panicked, aborting process");
process::abort();
#[inline(never)]
#[cold]
-pub(crate) fn report_cycle<'a>(
+pub(crate) fn report_cycle<'a, D: DepKind>(
sess: &'a Session,
- CycleError { usage, cycle: stack }: &CycleError,
+ CycleError { usage, cycle: stack }: &CycleError<D>,
) -> DiagnosticBuilder<'a, ErrorGuaranteed> {
assert!(!stack.is_empty());
};
let mut diag = Diagnostic::new(
Level::FailureNote,
- &format!("#{} [{}] {}", i, query_info.query.name, query_info.query.description),
+ &format!("#{} [{:?}] {}", i, query_info.query.dep_kind, query_info.query.description),
);
diag.span = query_info.job.span.into();
handler.force_print_diagnostic(diag);
mod config;
pub use self::config::{QueryConfig, QueryVTable};
+use crate::dep_graph::DepKind;
use crate::dep_graph::{DepNodeIndex, HasDepContext, SerializedDepNodeIndex};
use rustc_data_structures::sync::Lock;
use rustc_errors::Diagnostic;
///
/// This is mostly used in case of cycles for error reporting.
#[derive(Clone, Debug)]
-pub struct QueryStackFrame {
- pub name: &'static str,
+pub struct QueryStackFrame<D: DepKind> {
pub description: String,
span: Option<Span>,
pub def_id: Option<DefId>,
pub def_kind: Option<DefKind>,
pub ty_adt_id: Option<DefId>,
+ pub dep_kind: D,
/// This hash is used to deterministically pick
/// a query to remove cycles in the parallel compiler.
#[cfg(parallel_compiler)]
hash: u64,
}
-impl QueryStackFrame {
+impl<D: DepKind> QueryStackFrame<D> {
#[inline]
pub fn new(
- name: &'static str,
description: String,
span: Option<Span>,
def_id: Option<DefId>,
def_kind: Option<DefKind>,
+ dep_kind: D,
ty_adt_id: Option<DefId>,
_hash: impl FnOnce() -> u64,
) -> Self {
Self {
- name,
description,
span,
def_id,
def_kind,
ty_adt_id,
+ dep_kind,
#[cfg(parallel_compiler)]
hash: _hash(),
}
/// Get the query information from the TLS context.
fn current_query_job(&self) -> Option<QueryJobId>;
- fn try_collect_active_jobs(&self) -> Option<QueryMap>;
+ fn try_collect_active_jobs(&self) -> Option<QueryMap<Self::DepKind>>;
/// Load side effects associated to the node in the previous session.
fn load_side_effects(&self, prev_dep_node_index: SerializedDepNodeIndex) -> QuerySideEffects;
//! generate the actual methods on tcx which find and execute the provider,
//! manage the caches, and so forth.
-use crate::dep_graph::{DepContext, DepNode, DepNodeIndex, DepNodeParams};
+use crate::dep_graph::{DepContext, DepKind, DepNode, DepNodeIndex, DepNodeParams};
use crate::ich::StableHashingContext;
use crate::query::caches::QueryCache;
use crate::query::config::QueryVTable;
use super::QueryConfig;
-pub struct QueryState<K> {
+pub struct QueryState<K, D: DepKind> {
#[cfg(parallel_compiler)]
- active: Sharded<FxHashMap<K, QueryResult>>,
+ active: Sharded<FxHashMap<K, QueryResult<D>>>,
#[cfg(not(parallel_compiler))]
- active: Lock<FxHashMap<K, QueryResult>>,
+ active: Lock<FxHashMap<K, QueryResult<D>>>,
}
/// Indicates the state of a query for a given key in a query map.
-enum QueryResult {
+enum QueryResult<D: DepKind> {
/// An already executing query. The query job can be used to await for its completion.
- Started(QueryJob),
+ Started(QueryJob<D>),
/// The query panicked. Queries trying to wait on this will raise a fatal error which will
/// silently panic.
Poisoned,
}
-impl<K> QueryState<K>
+impl<K, D> QueryState<K, D>
where
K: Eq + Hash + Clone + Debug,
+ D: DepKind,
{
pub fn all_inactive(&self) -> bool {
#[cfg(parallel_compiler)]
pub fn try_collect_active_jobs<Qcx: Copy>(
&self,
qcx: Qcx,
- make_query: fn(Qcx, K) -> QueryStackFrame,
- jobs: &mut QueryMap,
+ make_query: fn(Qcx, K) -> QueryStackFrame<D>,
+ jobs: &mut QueryMap<D>,
) -> Option<()> {
#[cfg(parallel_compiler)]
{
}
}
-impl<K> Default for QueryState<K> {
- fn default() -> QueryState<K> {
+impl<K, D: DepKind> Default for QueryState<K, D> {
+ fn default() -> QueryState<K, D> {
QueryState { active: Default::default() }
}
}
/// A type representing the responsibility to execute the job in the `job` field.
/// This will poison the relevant query if dropped.
-struct JobOwner<'tcx, K>
+struct JobOwner<'tcx, K, D: DepKind>
where
K: Eq + Hash + Clone,
{
- state: &'tcx QueryState<K>,
+ state: &'tcx QueryState<K, D>,
key: K,
id: QueryJobId,
}
#[cold]
#[inline(never)]
-fn mk_cycle<Qcx, V, R>(
+fn mk_cycle<Qcx, V, R, D: DepKind>(
qcx: Qcx,
- cycle_error: CycleError,
+ cycle_error: CycleError<D>,
handler: HandleCycleError,
cache: &dyn crate::query::QueryStorage<Value = V, Stored = R>,
) -> R
where
- Qcx: QueryContext,
- V: std::fmt::Debug + Value<Qcx::DepContext>,
+ Qcx: QueryContext + crate::query::HasDepContext<DepKind = D>,
+ V: std::fmt::Debug + Value<Qcx::DepContext, Qcx::DepKind>,
R: Clone,
{
let error = report_cycle(qcx.dep_context().sess(), &cycle_error);
fn handle_cycle_error<Tcx, V>(
tcx: Tcx,
- cycle_error: &CycleError,
+ cycle_error: &CycleError<Tcx::DepKind>,
mut error: DiagnosticBuilder<'_, ErrorGuaranteed>,
handler: HandleCycleError,
) -> V
where
Tcx: DepContext,
- V: Value<Tcx>,
+ V: Value<Tcx, Tcx::DepKind>,
{
use HandleCycleError::*;
match handler {
}
}
-impl<'tcx, K> JobOwner<'tcx, K>
+impl<'tcx, K, D: DepKind> JobOwner<'tcx, K, D>
where
K: Eq + Hash + Clone,
{
#[inline(always)]
fn try_start<'b, Qcx>(
qcx: &'b Qcx,
- state: &'b QueryState<K>,
+ state: &'b QueryState<K, Qcx::DepKind>,
span: Span,
key: K,
- ) -> TryGetJob<'b, K>
+ ) -> TryGetJob<'b, K, D>
where
- Qcx: QueryContext,
+ Qcx: QueryContext + crate::query::HasDepContext<DepKind = D>,
{
#[cfg(parallel_compiler)]
let mut state_lock = state.active.get_shard_by_value(&key).lock();
}
}
-impl<'tcx, K> Drop for JobOwner<'tcx, K>
+impl<'tcx, K, D> Drop for JobOwner<'tcx, K, D>
where
K: Eq + Hash + Clone,
+ D: DepKind,
{
#[inline(never)]
#[cold]
}
#[derive(Clone)]
-pub(crate) struct CycleError {
+pub(crate) struct CycleError<D: DepKind> {
/// The query and related span that uses the cycle.
- pub usage: Option<(Span, QueryStackFrame)>,
- pub cycle: Vec<QueryInfo>,
+ pub usage: Option<(Span, QueryStackFrame<D>)>,
+ pub cycle: Vec<QueryInfo<D>>,
}
/// The result of `try_start`.
-enum TryGetJob<'tcx, K>
+enum TryGetJob<'tcx, K, D>
where
K: Eq + Hash + Clone,
+ D: DepKind,
{
/// The query is not yet started. Contains a guard to the cache eventually used to start it.
- NotYetStarted(JobOwner<'tcx, K>),
+ NotYetStarted(JobOwner<'tcx, K, D>),
/// The query was already completed.
/// Returns the result of the query and its dep-node index
JobCompleted(TimingGuard<'tcx>),
/// Trying to execute the query resulted in a cycle.
- Cycle(CycleError),
+ Cycle(CycleError<D>),
}
/// Checks if the query is already computed and in the cache.
fn try_execute_query<Qcx, C>(
qcx: Qcx,
- state: &QueryState<C::Key>,
+ state: &QueryState<C::Key, Qcx::DepKind>,
cache: &C,
span: Span,
key: C::Key,
where
C: QueryCache,
C::Key: Clone + DepNodeParams<Qcx::DepContext>,
- C::Value: Value<Qcx::DepContext>,
+ C::Value: Value<Qcx::DepContext, Qcx::DepKind>,
C::Stored: Debug + std::borrow::Borrow<C::Value>,
Qcx: QueryContext,
{
- match JobOwner::<'_, C::Key>::try_start(&qcx, state, span, key.clone()) {
+ match JobOwner::<'_, C::Key, Qcx::DepKind>::try_start(&qcx, state, span, key.clone()) {
TryGetJob::NotYetStarted(job) => {
let (result, dep_node_index) = execute_job(qcx, key.clone(), dep_node, query, job.id);
if query.feedable {
Ensure,
}
-pub fn get_query<Q, Qcx>(qcx: Qcx, span: Span, key: Q::Key, mode: QueryMode) -> Option<Q::Stored>
+pub fn get_query<Q, Qcx, D>(qcx: Qcx, span: Span, key: Q::Key, mode: QueryMode) -> Option<Q::Stored>
where
+ D: DepKind,
Q: QueryConfig<Qcx>,
Q::Key: DepNodeParams<Qcx::DepContext>,
- Q::Value: Value<Qcx::DepContext>,
+ Q::Value: Value<Qcx::DepContext, D>,
Qcx: QueryContext,
{
let query = Q::make_vtable(qcx, &key);
Some(result)
}
-pub fn force_query<Q, Qcx>(qcx: Qcx, key: Q::Key, dep_node: DepNode<Qcx::DepKind>)
+pub fn force_query<Q, Qcx, D>(qcx: Qcx, key: Q::Key, dep_node: DepNode<Qcx::DepKind>)
where
+ D: DepKind,
Q: QueryConfig<Qcx>,
Q::Key: DepNodeParams<Qcx::DepContext>,
- Q::Value: Value<Qcx::DepContext>,
+ Q::Value: Value<Qcx::DepContext, D>,
Qcx: QueryContext,
{
// We may be concurrently trying both execute and force a query.
-use crate::dep_graph::DepContext;
+use crate::dep_graph::{DepContext, DepKind};
use crate::query::QueryInfo;
-pub trait Value<Tcx: DepContext>: Sized {
- fn from_cycle_error(tcx: Tcx, cycle: &[QueryInfo]) -> Self;
+pub trait Value<Tcx: DepContext, D: DepKind>: Sized {
+ fn from_cycle_error(tcx: Tcx, cycle: &[QueryInfo<D>]) -> Self;
}
-impl<Tcx: DepContext, T> Value<Tcx> for T {
- default fn from_cycle_error(tcx: Tcx, _: &[QueryInfo]) -> T {
+impl<Tcx: DepContext, T, D: DepKind> Value<Tcx, D> for T {
+ default fn from_cycle_error(tcx: Tcx, _: &[QueryInfo<D>]) -> T {
tcx.sess().abort_if_errors();
// Ideally we would use `bug!` here. But bug! is only defined in rustc_middle, and it's
// non-trivial to define it earlier.