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Run 'x.py fmt'.

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This commit is contained in:
Michael Woerister 2020-01-03 11:49:14 +01:00
parent 6848ed2d65
commit 83e921d770
3 changed files with 42 additions and 101 deletions
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12
src/librustc/dep_graph/graph.rs
View file

@ -2,18 +2,17 @@ use crate::ty::{self, TyCtxt};
use errors::Diagnostic;
use parking_lot::{Condvar, Mutex};
use rustc_data_structures::fx::{FxHashMap, FxHashSet};
use rustc_data_structures::profiling::QueryInvocationId;
use rustc_data_structures::sharded::{self, Sharded};
use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
use rustc_data_structures::sync::{AtomicU32, AtomicU64, Lock, Lrc, Ordering};
use rustc_index::vec::{Idx, IndexVec};
use smallvec::SmallVec;
use std::collections::hash_map::Entry;
use rustc_data_structures::profiling::QueryInvocationId;
use std::sync::atomic::Ordering::Relaxed;
use std::env;
use std::hash::Hash;
use std::mem;
use std::sync::atomic::Ordering::SeqCst;
use std::sync::atomic::Ordering::Relaxed;
use crate::ich::{Fingerprint, StableHashingContext, StableHashingContextProvider};
@ -46,7 +45,7 @@ impl DepNodeIndex {
impl std::convert::From<DepNodeIndex> for QueryInvocationId {
#[inline]
fn from(dep_node_index: DepNodeIndex) -> Self {
QueryInvocationId(dep_node_index.as_u32())
QueryInvocationId(dep_node_index.as_u32())
}
}
@ -125,10 +124,7 @@ impl DepGraph {
}
pub fn new_disabled() -> DepGraph {
DepGraph {
data: None,
virtual_dep_node_index: Lrc::new(AtomicU32::new(0)),
}
DepGraph { data: None, virtual_dep_node_index: Lrc::new(AtomicU32::new(0)) }
}
/// Returns `true` if we are actually building the full dep-graph, and `false` otherwise.

102
src/librustc/ty/query/profiling_support.rs
View file

@ -1,9 +1,9 @@
use crate::hir::def_id::{CRATE_DEF_INDEX, CrateNum, DefId, DefIndex, LOCAL_CRATE};
use crate::hir::def_id::{CrateNum, DefId, DefIndex, CRATE_DEF_INDEX, LOCAL_CRATE};
use crate::hir::map::definitions::DefPathData;
use crate::ty::context::TyCtxt;
use crate::ty::query::config::QueryConfig;
use crate::ty::query::plumbing::QueryCache;
use measureme::{StringId, StringComponent};
use measureme::{StringComponent, StringId};
use rustc_data_structures::fx::FxHashMap;
use rustc_data_structures::profiling::SelfProfiler;
use rustc_data_structures::sharded::Sharded;
@ -16,9 +16,7 @@ pub struct QueryKeyStringCache {
impl QueryKeyStringCache {
pub fn new() -> QueryKeyStringCache {
QueryKeyStringCache {
def_id_cache: Default::default(),
}
QueryKeyStringCache { def_id_cache: Default::default() }
}
}
@ -29,24 +27,18 @@ pub struct QueryKeyStringBuilder<'p, 'c, 'tcx> {
}
impl<'p, 'c, 'tcx> QueryKeyStringBuilder<'p, 'c, 'tcx> {
pub fn new(
profiler: &'p SelfProfiler,
tcx: TyCtxt<'tcx>,
string_cache: &'c mut QueryKeyStringCache,
) -> QueryKeyStringBuilder<'p, 'c, 'tcx> {
QueryKeyStringBuilder {
profiler,
tcx,
string_cache,
}
QueryKeyStringBuilder { profiler, tcx, string_cache }
}
// The current implementation is rather crude. In the future it might be a
// good idea to base this on `ty::print` in order to get nicer and more
// efficient query keys.
fn def_id_to_string_id(&mut self, def_id: DefId) -> StringId {
if let Some(&string_id) = self.string_cache.def_id_cache.get(&def_id) {
return string_id;
}
@ -55,16 +47,11 @@ impl<'p, 'c, 'tcx> QueryKeyStringBuilder<'p, 'c, 'tcx> {
let (parent_string_id, start_index) = match def_key.parent {
Some(parent_index) => {
let parent_def_id = DefId {
index: parent_index,
krate: def_id.krate,
};
let parent_def_id = DefId { index: parent_index, krate: def_id.krate };
(self.def_id_to_string_id(parent_def_id), 0)
}
None => {
(StringId::INVALID, 2)
}
None => (StringId::INVALID, 2),
};
let dis_buffer = &mut [0u8; 16];
@ -84,12 +71,10 @@ impl<'p, 'c, 'tcx> QueryKeyStringBuilder<'p, 'c, 'tcx> {
dis = "";
end_index = 3;
} else {
write!(&mut dis_buffer[..],
"[{}]",
def_key.disambiguated_data.disambiguator
).unwrap();
write!(&mut dis_buffer[..], "[{}]", def_key.disambiguated_data.disambiguator)
.unwrap();
let end_of_dis = dis_buffer.iter().position(|&c| c == b']').unwrap();
dis = std::str::from_utf8(&dis_buffer[.. end_of_dis + 1]).unwrap();
dis = std::str::from_utf8(&dis_buffer[..end_of_dis + 1]).unwrap();
end_index = 4;
}
}
@ -99,12 +84,10 @@ impl<'p, 'c, 'tcx> QueryKeyStringBuilder<'p, 'c, 'tcx> {
StringComponent::Ref(parent_string_id),
StringComponent::Value("::"),
StringComponent::Value(&name[..]),
StringComponent::Value(dis)
StringComponent::Value(dis),
];
let string_id = self.profiler.alloc_string(
&components[start_index .. end_index]
);
let string_id = self.profiler.alloc_string(&components[start_index..end_index]);
self.string_cache.def_id_cache.insert(def_id, string_id);
@ -113,10 +96,7 @@ impl<'p, 'c, 'tcx> QueryKeyStringBuilder<'p, 'c, 'tcx> {
}
pub trait IntoSelfProfilingString {
fn to_self_profile_string(
&self,
builder: &mut QueryKeyStringBuilder<'_, '_, '_>
) -> StringId;
fn to_self_profile_string(&self, builder: &mut QueryKeyStringBuilder<'_, '_, '_>) -> StringId;
}
// The default implementation of `IntoSelfProfilingString` just uses `Debug`
@ -124,10 +104,9 @@ pub trait IntoSelfProfilingString {
// The specialized impls below take care of making the `DefId` case more
// efficient.
impl<T: Debug> IntoSelfProfilingString for T {
default fn to_self_profile_string(
&self,
builder: &mut QueryKeyStringBuilder<'_, '_, '_>
builder: &mut QueryKeyStringBuilder<'_, '_, '_>,
) -> StringId {
let s = format!("{:?}", self);
builder.profiler.alloc_string(&s[..])
@ -135,50 +114,32 @@ impl<T: Debug> IntoSelfProfilingString for T {
}
impl IntoSelfProfilingString for DefId {
fn to_self_profile_string(
&self,
builder: &mut QueryKeyStringBuilder<'_, '_, '_>
) -> StringId {
fn to_self_profile_string(&self, builder: &mut QueryKeyStringBuilder<'_, '_, '_>) -> StringId {
builder.def_id_to_string_id(*self)
}
}
impl IntoSelfProfilingString for CrateNum {
fn to_self_profile_string(
&self,
builder: &mut QueryKeyStringBuilder<'_, '_, '_>
) -> StringId {
builder.def_id_to_string_id(DefId {
krate: *self,
index: CRATE_DEF_INDEX,
})
fn to_self_profile_string(&self, builder: &mut QueryKeyStringBuilder<'_, '_, '_>) -> StringId {
builder.def_id_to_string_id(DefId { krate: *self, index: CRATE_DEF_INDEX })
}
}
impl IntoSelfProfilingString for DefIndex {
fn to_self_profile_string(
&self,
builder: &mut QueryKeyStringBuilder<'_, '_, '_>
) -> StringId {
builder.def_id_to_string_id(DefId {
krate: LOCAL_CRATE,
index: *self,
})
fn to_self_profile_string(&self, builder: &mut QueryKeyStringBuilder<'_, '_, '_>) -> StringId {
builder.def_id_to_string_id(DefId { krate: LOCAL_CRATE, index: *self })
}
}
impl<T0, T1> IntoSelfProfilingString for (T0, T1)
where T0: IntoSelfProfilingString+Debug,
T1: IntoSelfProfilingString+Debug,
where
T0: IntoSelfProfilingString + Debug,
T1: IntoSelfProfilingString + Debug,
{
default fn to_self_profile_string(
&self,
builder: &mut QueryKeyStringBuilder<'_, '_, '_>
builder: &mut QueryKeyStringBuilder<'_, '_, '_>,
) -> StringId {
let val0 = self.0.to_self_profile_string(builder);
let val1 = self.1.to_self_profile_string(builder);
@ -202,7 +163,9 @@ pub(super) fn alloc_self_profile_query_strings_for_query_cache<'tcx, Q>(
query_name: &'static str,
query_cache: &Sharded<QueryCache<'tcx, Q>>,
string_cache: &mut QueryKeyStringCache,
) where Q: QueryConfig<'tcx> {
) where
Q: QueryConfig<'tcx>,
{
tcx.prof.with_profiler(|profiler| {
let event_id_builder = profiler.event_id_builder();
@ -210,8 +173,7 @@ pub(super) fn alloc_self_profile_query_strings_for_query_cache<'tcx, Q>(
// string representations. Each cache entry is uniquely
// identified by its dep_node_index.
if profiler.query_key_recording_enabled() {
let mut query_string_builder =
QueryKeyStringBuilder::new(profiler, tcx, string_cache);
let mut query_string_builder = QueryKeyStringBuilder::new(profiler, tcx, string_cache);
let query_name = profiler.get_or_alloc_cached_string(query_name);
@ -226,9 +188,9 @@ pub(super) fn alloc_self_profile_query_strings_for_query_cache<'tcx, Q>(
let mut query_keys_and_indices = Vec::with_capacity(len);
for shard in &shards {
query_keys_and_indices.extend(shard.results.iter().map(|(q_key, q_val)| {
(q_key.clone(), q_val.index)
}));
query_keys_and_indices.extend(
shard.results.iter().map(|(q_key, q_val)| (q_key.clone(), q_val.index)),
);
}
query_keys_and_indices
@ -265,10 +227,8 @@ pub(super) fn alloc_self_profile_query_strings_for_query_cache<'tcx, Q>(
.map(|v| v.index)
.map(|dep_node_index| dep_node_index.into());
profiler.bulk_map_query_invocation_id_to_single_string(
query_invocation_ids,
event_id,
);
profiler
.bulk_map_query_invocation_id_to_single_string(query_invocation_ids, event_id);
}
}
});

29
src/librustc_data_structures/profiling.rs
View file

@ -257,11 +257,7 @@ impl SelfProfilerRef {
self.exec(EventFilter::GENERIC_ACTIVITIES, |profiler| {
let event_id = profiler.get_or_alloc_cached_string(event_id);
let event_id = EventId::from_label(event_id);
TimingGuard::start(
profiler,
profiler.generic_activity_event_kind,
event_id
)
TimingGuard::start(profiler, profiler.generic_activity_event_kind, event_id)
})
}
@ -290,11 +286,7 @@ impl SelfProfilerRef {
#[inline(always)]
pub fn query_blocked(&self) -> TimingGuard<'_> {
self.exec(EventFilter::QUERY_BLOCKED, |profiler| {
TimingGuard::start(
profiler,
profiler.query_blocked_event_kind,
EventId::INVALID,
)
TimingGuard::start(profiler, profiler.query_blocked_event_kind, EventId::INVALID)
})
}
@ -438,7 +430,7 @@ impl SelfProfiler {
let string_cache = self.string_cache.read();
if let Some(&id) = string_cache.get(s) {
return id
return id;
}
}
@ -448,21 +440,14 @@ impl SelfProfiler {
*string_cache.entry(s).or_insert_with(|| self.profiler.alloc_string(s))
}
pub fn map_query_invocation_id_to_string(
&self,
from: QueryInvocationId,
to: StringId
) {
pub fn map_query_invocation_id_to_string(&self, from: QueryInvocationId, to: StringId) {
let from = StringId::new_virtual(from.0);
self.profiler.map_virtual_to_concrete_string(from, to);
}
pub fn bulk_map_query_invocation_id_to_single_string<I>(
&self,
from: I,
to: StringId
)
where I: Iterator<Item=QueryInvocationId> + ExactSizeIterator
pub fn bulk_map_query_invocation_id_to_single_string<I>(&self, from: I, to: StringId)
where
I: Iterator<Item = QueryInvocationId> + ExactSizeIterator,
{
let from = from.map(|qid| StringId::new_virtual(qid.0));
self.profiler.bulk_map_virtual_to_single_concrete_string(from, to);