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-rw-r--r--src/librustc/dep_graph/dep_node.rs33
-rw-r--r--src/librustc/hir/map/mod.rs4
-rw-r--r--src/librustc/ich/hcx.rs1
-rw-r--r--src/librustc/lib.rs2
-rw-r--r--src/librustc/session/mod.rs20
-rw-r--r--src/librustc/ty/context.rs21
-rw-r--r--src/librustc/ty/query/job.rs69
-rw-r--r--src/librustc/ty/query/mod.rs6
-rw-r--r--src/librustc/ty/query/plumbing.rs87
-rw-r--r--src/librustc_data_structures/fingerprint.rs1
-rw-r--r--src/librustc_data_structures/lib.rs22
-rw-r--r--src/libsyntax/parse/mod.rs1
12 files changed, 185 insertions, 82 deletions
diff --git a/src/librustc/dep_graph/dep_node.rs b/src/librustc/dep_graph/dep_node.rs
index f0c6196412a..f8478a433a5 100644
--- a/src/librustc/dep_graph/dep_node.rs
+++ b/src/librustc/dep_graph/dep_node.rs
@@ -162,7 +162,9 @@ macro_rules! define_dep_nodes {
                 }
             }
 
-            #[inline]
+            // FIXME: Make `is_anon`, `is_input`, `is_eval_always` and `has_params` properties
+            // of queries
+            #[inline(always)]
             pub fn is_anon(&self) -> bool {
                 match *self {
                     $(
@@ -171,8 +173,8 @@ macro_rules! define_dep_nodes {
                 }
             }
 
-            #[inline]
-            pub fn is_input(&self) -> bool {
+            #[inline(always)]
+            pub fn is_input_inlined(&self) -> bool {
                 match *self {
                     $(
                         DepKind :: $variant => { contains_input_attr!($($attr),*) }
@@ -180,7 +182,11 @@ macro_rules! define_dep_nodes {
                 }
             }
 
-            #[inline]
+            pub fn is_input(&self) -> bool {
+                self.is_input_inlined()
+            }
+
+            #[inline(always)]
             pub fn is_eval_always(&self) -> bool {
                 match *self {
                     $(
@@ -190,8 +196,8 @@ macro_rules! define_dep_nodes {
             }
 
             #[allow(unreachable_code)]
-            #[inline]
-            pub fn has_params(&self) -> bool {
+            #[inline(always)]
+            pub fn has_params_inlined(&self) -> bool {
                 match *self {
                     $(
                         DepKind :: $variant => {
@@ -212,6 +218,10 @@ macro_rules! define_dep_nodes {
                     )*
                 }
             }
+
+            pub fn has_params(&self) -> bool {
+                self.has_params_inlined()
+            }
         }
 
         pub enum DepConstructor<$tcx> {
@@ -230,6 +240,7 @@ macro_rules! define_dep_nodes {
 
         impl DepNode {
             #[allow(unreachable_code, non_snake_case)]
+            #[inline(always)]
             pub fn new<'a, 'gcx, 'tcx>(tcx: TyCtxt<'a, 'gcx, 'tcx>,
                                        dep: DepConstructor<'gcx>)
                                        -> DepNode
@@ -299,7 +310,7 @@ macro_rules! define_dep_nodes {
             /// Construct a DepNode from the given DepKind and DefPathHash. This
             /// method will assert that the given DepKind actually requires a
             /// single DefId/DefPathHash parameter.
-            #[inline]
+            #[inline(always)]
             pub fn from_def_path_hash(kind: DepKind,
                                       def_path_hash: DefPathHash)
                                       -> DepNode {
@@ -313,9 +324,9 @@ macro_rules! define_dep_nodes {
             /// Create a new, parameterless DepNode. This method will assert
             /// that the DepNode corresponding to the given DepKind actually
             /// does not require any parameters.
-            #[inline]
+            #[inline(always)]
             pub fn new_no_params(kind: DepKind) -> DepNode {
-                assert!(!kind.has_params());
+                assert!(!kind.has_params_inlined());
                 DepNode {
                     kind,
                     hash: Fingerprint::ZERO,
@@ -418,14 +429,14 @@ impl fmt::Debug for DepNode {
 
 
 impl DefPathHash {
-    #[inline]
+    #[inline(always)]
     pub fn to_dep_node(self, kind: DepKind) -> DepNode {
         DepNode::from_def_path_hash(kind, self)
     }
 }
 
 impl DefId {
-    #[inline]
+    #[inline(always)]
     pub fn to_dep_node(self, tcx: TyCtxt<'_, '_, '_>, kind: DepKind) -> DepNode {
         DepNode::from_def_path_hash(kind, tcx.def_path_hash(self))
     }
diff --git a/src/librustc/hir/map/mod.rs b/src/librustc/hir/map/mod.rs
index b98e279aef4..9b84e0570f2 100644
--- a/src/librustc/hir/map/mod.rs
+++ b/src/librustc/hir/map/mod.rs
@@ -159,6 +159,10 @@ impl Forest {
         self.dep_graph.read(DepNode::new_no_params(DepKind::Krate));
         &self.krate
     }
+
+    pub fn untracked_krate<'hir>(&'hir self) -> &'hir Crate {
+        &self.krate
+    }
 }
 
 /// Represents a mapping from Node IDs to AST elements and their parent
diff --git a/src/librustc/ich/hcx.rs b/src/librustc/ich/hcx.rs
index 2e56308daf7..799c2df8a53 100644
--- a/src/librustc/ich/hcx.rs
+++ b/src/librustc/ich/hcx.rs
@@ -86,6 +86,7 @@ impl<'a> StableHashingContext<'a> {
     // The `krate` here is only used for mapping BodyIds to Bodies.
     // Don't use it for anything else or you'll run the risk of
     // leaking data out of the tracking system.
+    #[inline]
     pub fn new(sess: &'a Session,
                krate: &'a hir::Crate,
                definitions: &'a Definitions,
diff --git a/src/librustc/lib.rs b/src/librustc/lib.rs
index 4324cfc7b5f..b76fb0ed08c 100644
--- a/src/librustc/lib.rs
+++ b/src/librustc/lib.rs
@@ -60,10 +60,12 @@
 #![feature(slice_sort_by_cached_key)]
 #![feature(specialization)]
 #![feature(unboxed_closures)]
+#![feature(thread_local)]
 #![feature(trace_macros)]
 #![feature(trusted_len)]
 #![feature(vec_remove_item)]
 #![feature(step_trait)]
+#![feature(stmt_expr_attributes)]
 #![feature(integer_atomics)]
 #![feature(test)]
 #![feature(in_band_lifetimes)]
diff --git a/src/librustc/session/mod.rs b/src/librustc/session/mod.rs
index 12b5646e7f1..180019ac387 100644
--- a/src/librustc/session/mod.rs
+++ b/src/librustc/session/mod.rs
@@ -132,6 +132,9 @@ pub struct Session {
     pub profile_channel: Lock<Option<mpsc::Sender<ProfileQueriesMsg>>>,
 
     /// Used by -Z self-profile
+    pub self_profiling_active: bool,
+
+    /// Used by -Z self-profile
     pub self_profiling: Lock<SelfProfiler>,
 
     /// Some measurements that are being gathered during compilation.
@@ -823,10 +826,17 @@ impl Session {
         }
     }
 
+    #[inline(never)]
+    #[cold]
+    fn profiler_active<F: FnOnce(&mut SelfProfiler) -> ()>(&self, f: F) {
+        let mut profiler = self.self_profiling.borrow_mut();
+        f(&mut profiler);
+    }
+
+    #[inline(always)]
     pub fn profiler<F: FnOnce(&mut SelfProfiler) -> ()>(&self, f: F) {
-        if self.opts.debugging_opts.self_profile || self.opts.debugging_opts.profile_json {
-            let mut profiler = self.self_profiling.borrow_mut();
-            f(&mut profiler);
+        if unlikely!(self.self_profiling_active) {
+            self.profiler_active(f)
         }
     }
 
@@ -1145,6 +1155,9 @@ pub fn build_session_(
         CguReuseTracker::new_disabled()
     };
 
+    let self_profiling_active = sopts.debugging_opts.self_profile ||
+                                sopts.debugging_opts.profile_json;
+
     let sess = Session {
         target: target_cfg,
         host,
@@ -1177,6 +1190,7 @@ pub fn build_session_(
         imported_macro_spans: OneThread::new(RefCell::new(FxHashMap::default())),
         incr_comp_session: OneThread::new(RefCell::new(IncrCompSession::NotInitialized)),
         cgu_reuse_tracker,
+        self_profiling_active,
         self_profiling: Lock::new(SelfProfiler::new()),
         profile_channel: Lock::new(None),
         perf_stats: PerfStats {
diff --git a/src/librustc/ty/context.rs b/src/librustc/ty/context.rs
index e27d7349877..185424152bb 100644
--- a/src/librustc/ty/context.rs
+++ b/src/librustc/ty/context.rs
@@ -1336,8 +1336,9 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
         self.cstore.crate_data_as_rc_any(cnum)
     }
 
+    #[inline(always)]
     pub fn create_stable_hashing_context(self) -> StableHashingContext<'a> {
-        let krate = self.dep_graph.with_ignore(|| self.hir().krate());
+        let krate = self.gcx.hir_map.forest.untracked_krate();
 
         StableHashingContext::new(self.sess,
                                   krate,
@@ -1925,7 +1926,17 @@ pub mod tls {
 
     /// A thread local variable which stores a pointer to the current ImplicitCtxt
     #[cfg(not(parallel_queries))]
-    thread_local!(static TLV: Cell<usize> = Cell::new(0));
+    // Accessing `thread_local` in another crate is bugged, so we have
+    // two accessors `set_raw_tlv` and `get_tlv` which do not have an
+    // inline attribute to prevent that
+    #[thread_local]
+    static TLV: Cell<usize> = Cell::new(0);
+
+    /// This is used to set the pointer to the current ImplicitCtxt.
+    #[cfg(not(parallel_queries))]
+    fn set_raw_tlv(value: usize) {
+        TLV.set(value)
+    }
 
     /// Sets TLV to `value` during the call to `f`.
     /// It is restored to its previous value after.
@@ -1933,15 +1944,15 @@ pub mod tls {
     #[cfg(not(parallel_queries))]
     fn set_tlv<F: FnOnce() -> R, R>(value: usize, f: F) -> R {
         let old = get_tlv();
-        let _reset = OnDrop(move || TLV.with(|tlv| tlv.set(old)));
-        TLV.with(|tlv| tlv.set(value));
+        let _reset = OnDrop(move || set_raw_tlv(old));
+        set_raw_tlv(value);
         f()
     }
 
     /// This is used to get the pointer to the current ImplicitCtxt.
     #[cfg(not(parallel_queries))]
     fn get_tlv() -> usize {
-        TLV.with(|tlv| tlv.get())
+        TLV.get()
     }
 
     /// This is a callback from libsyntax as it cannot access the implicit state
diff --git a/src/librustc/ty/query/job.rs b/src/librustc/ty/query/job.rs
index 1439e41bb31..994a80fe4cd 100644
--- a/src/librustc/ty/query/job.rs
+++ b/src/librustc/ty/query/job.rs
@@ -18,6 +18,11 @@ use syntax_pos::Span;
 use ty::tls;
 use ty::query::Query;
 use ty::query::plumbing::CycleError;
+#[cfg(not(parallel_queries))]
+use ty::query::{
+    plumbing::TryGetJob,
+    config::QueryDescription,
+};
 use ty::context::TyCtxt;
 use errors::Diagnostic;
 use std::process;
@@ -83,36 +88,44 @@ impl<'tcx> QueryJob<'tcx> {
     ///
     /// For single threaded rustc there's no concurrent jobs running, so if we are waiting for any
     /// query that means that there is a query cycle, thus this always running a cycle error.
-    pub(super) fn await<'lcx>(
+    #[cfg(not(parallel_queries))]
+    #[inline(never)]
+    #[cold]
+    pub(super) fn await<'lcx, 'a, D: QueryDescription<'tcx>>(
         &self,
         tcx: TyCtxt<'_, 'tcx, 'lcx>,
         span: Span,
-    ) -> Result<(), CycleError<'tcx>> {
-        #[cfg(not(parallel_queries))]
-        {
-            self.find_cycle_in_stack(tcx, span)
-        }
+    ) -> TryGetJob<'a, 'tcx, D> {
+        TryGetJob::JobCompleted(Err(Box::new(self.find_cycle_in_stack(tcx, span))))
+    }
 
-        #[cfg(parallel_queries)]
-        {
-            tls::with_related_context(tcx, move |icx| {
-                let mut waiter = Lrc::new(QueryWaiter {
-                    query: icx.query.clone(),
-                    span,
-                    cycle: Lock::new(None),
-                    condvar: Condvar::new(),
-                });
-                self.latch.await(&waiter);
-                // FIXME: Get rid of this lock. We have ownership of the QueryWaiter
-                // although another thread may still have a Lrc reference so we cannot
-                // use Lrc::get_mut
-                let mut cycle = waiter.cycle.lock();
-                match cycle.take() {
-                    None => Ok(()),
-                    Some(cycle) => Err(cycle)
-                }
-            })
-        }
+    /// Awaits for the query job to complete.
+    ///
+    /// For single threaded rustc there's no concurrent jobs running, so if we are waiting for any
+    /// query that means that there is a query cycle, thus this always running a cycle error.
+    #[cfg(parallel_queries)]
+    pub(super) fn await<'lcx>(
+        &self,
+        tcx: TyCtxt<'_, 'tcx, 'lcx>,
+        span: Span,
+    ) -> Result<(), Box<CycleError<'tcx>>> {
+        tls::with_related_context(tcx, move |icx| {
+            let mut waiter = Lrc::new(QueryWaiter {
+                query: icx.query.clone(),
+                span,
+                cycle: Lock::new(None),
+                condvar: Condvar::new(),
+            });
+            self.latch.await(&waiter);
+            // FIXME: Get rid of this lock. We have ownership of the QueryWaiter
+            // although another thread may still have a Lrc reference so we cannot
+            // use Lrc::get_mut
+            let mut cycle = waiter.cycle.lock();
+            match cycle.take() {
+                None => Ok(()),
+                Some(cycle) => Err(Box::new(cycle))
+            }
+        })
     }
 
     #[cfg(not(parallel_queries))]
@@ -120,7 +133,7 @@ impl<'tcx> QueryJob<'tcx> {
         &self,
         tcx: TyCtxt<'_, 'tcx, 'lcx>,
         span: Span,
-    ) -> Result<(), CycleError<'tcx>> {
+    ) -> CycleError<'tcx> {
         // Get the current executing query (waiter) and find the waitee amongst its parents
         let mut current_job = tls::with_related_context(tcx, |icx| icx.query.clone());
         let mut cycle = Vec::new();
@@ -140,7 +153,7 @@ impl<'tcx> QueryJob<'tcx> {
                 let usage = job.parent.as_ref().map(|parent| {
                     (job.info.span, parent.info.query.clone())
                 });
-                return Err(CycleError { usage, cycle });
+                return CycleError { usage, cycle };
             }
 
             current_job = job.parent.clone();
diff --git a/src/librustc/ty/query/mod.rs b/src/librustc/ty/query/mod.rs
index 5cd06fb8a52..f760ebbd759 100644
--- a/src/librustc/ty/query/mod.rs
+++ b/src/librustc/ty/query/mod.rs
@@ -705,21 +705,21 @@ impl<'a, 'tcx, 'lcx> TyCtxt<'a, 'tcx, 'lcx> {
         self,
         span: Span,
         key: DefId,
-    ) -> Result<&'tcx [Ty<'tcx>], DiagnosticBuilder<'a>> {
+    ) -> Result<&'tcx [Ty<'tcx>], Box<DiagnosticBuilder<'a>>> {
         self.try_get_query::<queries::adt_sized_constraint<'_>>(span, key)
     }
     pub fn try_needs_drop_raw(
         self,
         span: Span,
         key: ty::ParamEnvAnd<'tcx, Ty<'tcx>>,
-    ) -> Result<bool, DiagnosticBuilder<'a>> {
+    ) -> Result<bool, Box<DiagnosticBuilder<'a>>> {
         self.try_get_query::<queries::needs_drop_raw<'_>>(span, key)
     }
     pub fn try_optimized_mir(
         self,
         span: Span,
         key: DefId,
-    ) -> Result<&'tcx mir::Mir<'tcx>, DiagnosticBuilder<'a>> {
+    ) -> Result<&'tcx mir::Mir<'tcx>, Box<DiagnosticBuilder<'a>>> {
         self.try_get_query::<queries::optimized_mir<'_>>(span, key)
     }
 }
diff --git a/src/librustc/ty/query/plumbing.rs b/src/librustc/ty/query/plumbing.rs
index 5f33d466c4a..157e0fba9de 100644
--- a/src/librustc/ty/query/plumbing.rs
+++ b/src/librustc/ty/query/plumbing.rs
@@ -153,8 +153,14 @@ impl<'a, 'tcx, Q: QueryDescription<'tcx>> JobOwner<'a, 'tcx, Q> {
             };
             mem::drop(lock);
 
-            if let Err(cycle) = job.await(tcx, span) {
-                return TryGetJob::JobCompleted(Err(cycle));
+            #[cfg(not(parallel_queries))]
+            return job.await(tcx, span);
+
+            #[cfg(parallel_queries)]
+            {
+                if let Err(cycle) = job.await(tcx, span) {
+                    return TryGetJob::JobCompleted(Err(cycle));
+                }
             }
         }
     }
@@ -241,12 +247,16 @@ pub(super) enum TryGetJob<'a, 'tcx: 'a, D: QueryDescription<'tcx> + 'a> {
     /// The query was already completed.
     /// Returns the result of the query and its dep node index
     /// if it succeeded or a cycle error if it failed
-    JobCompleted(Result<(D::Value, DepNodeIndex), CycleError<'tcx>>),
+    JobCompleted(Result<(D::Value, DepNodeIndex), Box<CycleError<'tcx>>>),
 }
 
 impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
-    pub(super) fn report_cycle(self, CycleError { usage, cycle: stack }: CycleError<'gcx>)
-        -> DiagnosticBuilder<'a>
+    #[inline(never)]
+    #[cold]
+    pub(super) fn report_cycle(
+        self,
+        box CycleError { usage, cycle: stack }: Box<CycleError<'gcx>>
+    ) -> Box<DiagnosticBuilder<'a>>
     {
         assert!(!stack.is_empty());
 
@@ -280,7 +290,7 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
                               &format!("cycle used when {}", query.describe(self)));
             }
 
-            return err
+            return Box::new(err)
         })
     }
 
@@ -345,11 +355,12 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
         }
     }
 
+    #[inline(never)]
     fn try_get_with<Q: QueryDescription<'gcx>>(
         self,
         span: Span,
         key: Q::Key)
-    -> Result<Q::Value, CycleError<'gcx>>
+    -> Result<Q::Value, Box<CycleError<'gcx>>>
     {
         debug!("ty::queries::{}::try_get_with(key={:?}, span={:?})",
                Q::NAME,
@@ -409,7 +420,7 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
             return Ok(result);
         }
 
-        if !dep_node.kind.is_input() {
+        if !dep_node.kind.is_input_inlined() {
             if let Some(dep_node_index) = self.try_mark_green_and_read(&dep_node) {
                 profq_msg!(self, ProfileQueriesMsg::CacheHit);
                 self.sess.profiler(|p| p.record_query_hit(Q::CATEGORY));
@@ -436,7 +447,7 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
         job: JobOwner<'a, 'gcx, Q>,
         dep_node_index: DepNodeIndex,
         dep_node: &DepNode
-    ) -> Result<Q::Value, CycleError<'gcx>>
+    ) -> Result<Q::Value, Box<CycleError<'gcx>>>
     {
         // Note this function can be called concurrently from the same query
         // We must ensure that this is handled correctly
@@ -522,7 +533,7 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
         key: Q::Key,
         job: JobOwner<'_, 'gcx, Q>,
         dep_node: DepNode)
-    -> Result<(Q::Value, DepNodeIndex), CycleError<'gcx>> {
+    -> Result<(Q::Value, DepNodeIndex), Box<CycleError<'gcx>>> {
         // If the following assertion triggers, it can have two reasons:
         // 1. Something is wrong with DepNode creation, either here or
         //    in DepGraph::try_mark_green()
@@ -585,7 +596,7 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
 
         // Ensuring an "input" or anonymous query makes no sense
         assert!(!dep_node.kind.is_anon());
-        assert!(!dep_node.kind.is_input());
+        assert!(!dep_node.kind.is_input_inlined());
         if self.try_mark_green_and_read(&dep_node).is_none() {
             // A None return from `try_mark_green_and_read` means that this is either
             // a new dep node or that the dep node has already been marked red.
@@ -611,37 +622,55 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
         key: Q::Key,
         span: Span,
         dep_node: DepNode
-    ) -> Result<(Q::Value, DepNodeIndex), CycleError<'gcx>> {
+    ) {
+        profq_msg!(
+            self,
+            ProfileQueriesMsg::QueryBegin(span.data(), profq_query_msg!(Q::NAME, self, key))
+        );
+
         // We may be concurrently trying both execute and force a query
         // Ensure that only one of them runs the query
         let job = match JobOwner::try_get(self, span, &key) {
             TryGetJob::NotYetStarted(job) => job,
-            TryGetJob::JobCompleted(result) => return result,
+            TryGetJob::JobCompleted(_) => return,
         };
-        self.force_query_with_job::<Q>(key, job, dep_node)
+        if let Err(e) = self.force_query_with_job::<Q>(key, job, dep_node) {
+            self.report_cycle(e).emit();
+        }
     }
 
     pub(super) fn try_get_query<Q: QueryDescription<'gcx>>(
         self,
         span: Span,
         key: Q::Key,
-    ) -> Result<Q::Value, DiagnosticBuilder<'a>> {
+    ) -> Result<Q::Value, Box<DiagnosticBuilder<'a>>> {
         match self.try_get_with::<Q>(span, key) {
             Ok(e) => Ok(e),
             Err(e) => Err(self.report_cycle(e)),
         }
     }
 
+    // FIXME: Try uninlining this
+    #[inline(always)]
     pub(super) fn get_query<Q: QueryDescription<'gcx>>(
         self,
         span: Span,
         key: Q::Key,
     ) -> Q::Value {
-        self.try_get_query::<Q>(span, key).unwrap_or_else(|mut e| {
-            e.emit();
-            Q::handle_cycle_error(self)
+        self.try_get_with::<Q>(span, key).unwrap_or_else(|e| {
+            self.emit_error::<Q>(e)
         })
     }
+
+    #[inline(never)]
+    #[cold]
+    fn emit_error<Q: QueryDescription<'gcx>>(
+        self,
+        e: Box<CycleError<'gcx>>,
+    ) -> Q::Value {
+        self.report_cycle(e).emit();
+        Q::handle_cycle_error(self)
+    }
 }
 
 macro_rules! handle_cycle_error {
@@ -806,15 +835,18 @@ macro_rules! define_queries_inner {
         }
 
         impl<$tcx> QueryAccessors<$tcx> for queries::$name<$tcx> {
+            #[inline(always)]
             fn query(key: Self::Key) -> Query<'tcx> {
                 Query::$name(key)
             }
 
+            #[inline(always)]
             fn query_cache<'a>(tcx: TyCtxt<'a, $tcx, '_>) -> &'a Lock<QueryCache<$tcx, Self>> {
                 &tcx.queries.$name
             }
 
             #[allow(unused)]
+            #[inline(always)]
             fn to_dep_node(tcx: TyCtxt<'_, $tcx, '_>, key: &Self::Key) -> DepNode {
                 use dep_graph::DepConstructor::*;
 
@@ -861,6 +893,7 @@ macro_rules! define_queries_inner {
 
         impl<'a, 'gcx, 'tcx> Deref for TyCtxtAt<'a, 'gcx, 'tcx> {
             type Target = TyCtxt<'a, 'gcx, 'tcx>;
+            #[inline(always)]
             fn deref(&self) -> &Self::Target {
                 &self.tcx
             }
@@ -869,6 +902,7 @@ macro_rules! define_queries_inner {
         impl<'a, $tcx, 'lcx> TyCtxt<'a, $tcx, 'lcx> {
             /// Return a transparent wrapper for `TyCtxt` which uses
             /// `span` as the location of queries performed through it.
+            #[inline(always)]
             pub fn at(self, span: Span) -> TyCtxtAt<'a, $tcx, 'lcx> {
                 TyCtxtAt {
                     tcx: self,
@@ -877,6 +911,7 @@ macro_rules! define_queries_inner {
             }
 
             $($(#[$attr])*
+            #[inline(always)]
             pub fn $name(self, key: $K) -> $V {
                 self.at(DUMMY_SP).$name(key)
             })*
@@ -884,6 +919,7 @@ macro_rules! define_queries_inner {
 
         impl<'a, $tcx, 'lcx> TyCtxtAt<'a, $tcx, 'lcx> {
             $($(#[$attr])*
+            #[inline(always)]
             pub fn $name(self, key: $K) -> $V {
                 self.tcx.get_query::<queries::$name<'_>>(self.span, key)
             })*
@@ -1023,20 +1059,7 @@ pub fn force_from_dep_node<'a, 'gcx, 'lcx>(tcx: TyCtxt<'a, 'gcx, 'lcx>,
     macro_rules! force {
         ($query:ident, $key:expr) => {
             {
-                use $crate::util::common::{ProfileQueriesMsg, profq_msg};
-
-                profq_msg!(tcx,
-                    ProfileQueriesMsg::QueryBegin(
-                        DUMMY_SP.data(),
-                        profq_query_msg!(::ty::query::queries::$query::NAME, tcx, $key),
-                    )
-                );
-
-                if let Err(e) = tcx.force_query::<::ty::query::queries::$query<'_>>(
-                    $key, DUMMY_SP, *dep_node
-                ) {
-                    tcx.report_cycle(e).emit();
-                }
+                tcx.force_query::<::ty::query::queries::$query<'_>>($key, DUMMY_SP, *dep_node);
             }
         }
     };
diff --git a/src/librustc_data_structures/fingerprint.rs b/src/librustc_data_structures/fingerprint.rs
index aa9ddda2b93..f8638213b3a 100644
--- a/src/librustc_data_structures/fingerprint.rs
+++ b/src/librustc_data_structures/fingerprint.rs
@@ -86,6 +86,7 @@ impl ::std::fmt::Display for Fingerprint {
 }
 
 impl stable_hasher::StableHasherResult for Fingerprint {
+    #[inline]
     fn finish(hasher: stable_hasher::StableHasher<Self>) -> Self {
         let (_0, _1) = hasher.finalize();
         Fingerprint(_0, _1)
diff --git a/src/librustc_data_structures/lib.rs b/src/librustc_data_structures/lib.rs
index 8e0ecb70c68..bc2b8f1d652 100644
--- a/src/librustc_data_structures/lib.rs
+++ b/src/librustc_data_structures/lib.rs
@@ -30,6 +30,8 @@
 #![feature(allow_internal_unstable)]
 #![feature(vec_resize_with)]
 #![feature(hash_raw_entry)]
+#![feature(stmt_expr_attributes)]
+#![feature(core_intrinsics)]
 
 #![cfg_attr(unix, feature(libc))]
 #![cfg_attr(test, feature(test))]
@@ -58,6 +60,26 @@ extern crate rustc_cratesio_shim;
 
 pub use rustc_serialize::hex::ToHex;
 
+#[macro_export]
+macro_rules! likely {
+      ($e:expr) => {
+            #[allow(unused_unsafe)]
+            {
+                  unsafe { std::intrinsics::likely($e) }
+            }
+      }
+}
+
+#[macro_export]
+macro_rules! unlikely {
+    ($e:expr) => {
+            #[allow(unused_unsafe)]
+            {
+                  unsafe { std::intrinsics::unlikely($e) }
+            }
+      }
+}
+
 pub mod macros;
 pub mod svh;
 pub mod base_n;
diff --git a/src/libsyntax/parse/mod.rs b/src/libsyntax/parse/mod.rs
index e3cccacb3c3..200b1cecc03 100644
--- a/src/libsyntax/parse/mod.rs
+++ b/src/libsyntax/parse/mod.rs
@@ -81,6 +81,7 @@ impl ParseSess {
         }
     }
 
+    #[inline]
     pub fn source_map(&self) -> &SourceMap {
         &self.source_map
     }
generated by cgit-pink 1.4.1-3-g733a5 (git 2.37.1) at 2026-05-04 17:41:03 +0000