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Auto merge of #48691 - Zoxc:profq-chan, r=michaelwoerister

Browse Source 
Move PROFQ_CHAN to a Session field

r? @michaelwoerister
This commit is contained in:
bors 2018-03-11 04:34:07 +00:00
commit ae379bd1c7
18 changed files with 175 additions and 170 deletions
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37
src/librustc/dep_graph/graph.rs
View File

@ -9,8 +9,7 @@
// except according to those terms.
use errors::DiagnosticBuilder;
use rustc_data_structures::stable_hasher::{HashStable, StableHasher,
StableHashingContextProvider};
use rustc_data_structures::stable_hasher::{HashStable, StableHasher};
use rustc_data_structures::fx::{FxHashMap, FxHashSet};
use rustc_data_structures::indexed_vec::{Idx, IndexVec};
use rustc_data_structures::sync::Lrc;
@ -20,7 +19,7 @@ use std::hash::Hash;
use ty::TyCtxt;
use util::common::{ProfileQueriesMsg, profq_msg};
use ich::Fingerprint;
use ich::{StableHashingContext, StableHashingContextProvider, Fingerprint};
use super::debug::EdgeFilter;
use super::dep_node::{DepNode, DepKind, WorkProductId};
@ -189,21 +188,21 @@ impl DepGraph {
/// `arg` parameter.
///
/// [rustc guide]: https://rust-lang-nursery.github.io/rustc-guide/incremental-compilation.html
pub fn with_task<C, A, R, HCX>(&self,
pub fn with_task<'gcx, C, A, R>(&self,
key: DepNode,
cx: C,
arg: A,
task: fn(C, A) -> R)
-> (R, DepNodeIndex)
where C: DepGraphSafe + StableHashingContextProvider<ContextType=HCX>,
R: HashStable<HCX>,
where C: DepGraphSafe + StableHashingContextProvider<'gcx>,
R: HashStable<StableHashingContext<'gcx>>,
{
self.with_task_impl(key, cx, arg, task,
|data, key| data.borrow_mut().push_task(key),
|data, key| data.borrow_mut().pop_task(key))
}
fn with_task_impl<C, A, R, HCX>(&self,
fn with_task_impl<'gcx, C, A, R>(&self,
key: DepNode,
cx: C,
arg: A,
@ -211,25 +210,27 @@ impl DepGraph {
push: fn(&RefCell<CurrentDepGraph>, DepNode),
pop: fn(&RefCell<CurrentDepGraph>, DepNode) -> DepNodeIndex)
-> (R, DepNodeIndex)
where C: DepGraphSafe + StableHashingContextProvider<ContextType=HCX>,
R: HashStable<HCX>,
where C: DepGraphSafe + StableHashingContextProvider<'gcx>,
R: HashStable<StableHashingContext<'gcx>>,
{
if let Some(ref data) = self.data {
push(&data.current, key);
if cfg!(debug_assertions) {
profq_msg(ProfileQueriesMsg::TaskBegin(key.clone()))
};
// In incremental mode, hash the result of the task. We don't
// do anything with the hash yet, but we are computing it
// anyway so that
// - we make sure that the infrastructure works and
// - we can get an idea of the runtime cost.
let mut hcx = cx.create_stable_hashing_context();
let mut hcx = cx.get_stable_hashing_context();
if cfg!(debug_assertions) {
profq_msg(hcx.sess(), ProfileQueriesMsg::TaskBegin(key.clone()))
};
let result = task(cx, arg);
if cfg!(debug_assertions) {
profq_msg(ProfileQueriesMsg::TaskEnd)
profq_msg(hcx.sess(), ProfileQueriesMsg::TaskEnd)
};
let dep_node_index = pop(&data.current, key);
@ -274,7 +275,7 @@ impl DepGraph {
(result, dep_node_index)
} else {
if key.kind.fingerprint_needed_for_crate_hash() {
let mut hcx = cx.create_stable_hashing_context();
let mut hcx = cx.get_stable_hashing_context();
let result = task(cx, arg);
let mut stable_hasher = StableHasher::new();
result.hash_stable(&mut hcx, &mut stable_hasher);
@ -314,14 +315,14 @@ impl DepGraph {
/// Execute something within an "eval-always" task which is a task
// that runs whenever anything changes.
pub fn with_eval_always_task<C, A, R, HCX>(&self,
pub fn with_eval_always_task<'gcx, C, A, R>(&self,
key: DepNode,
cx: C,
arg: A,
task: fn(C, A) -> R)
-> (R, DepNodeIndex)
where C: DepGraphSafe + StableHashingContextProvider<ContextType=HCX>,
R: HashStable<HCX>,
where C: DepGraphSafe + StableHashingContextProvider<'gcx>,
R: HashStable<StableHashingContext<'gcx>>,
{
self.with_task_impl(key, cx, arg, task,
|data, key| data.borrow_mut().push_eval_always_task(key),

32
src/librustc/ich/hcx.rs
View File

@ -30,7 +30,7 @@ use syntax::symbol::Symbol;
use syntax_pos::{Span, DUMMY_SP};
use syntax_pos::hygiene;
use rustc_data_structures::stable_hasher::{HashStable, StableHashingContextProvider,
use rustc_data_structures::stable_hasher::{HashStable,
StableHasher, StableHasherResult,
ToStableHashKey};
use rustc_data_structures::accumulate_vec::AccumulateVec;
@ -192,17 +192,33 @@ impl<'a> StableHashingContext<'a> {
}
}
impl<'a, 'gcx, 'lcx> StableHashingContextProvider for TyCtxt<'a, 'gcx, 'lcx> {
type ContextType = StableHashingContext<'a>;
fn create_stable_hashing_context(&self) -> Self::ContextType {
/// Something that can provide a stable hashing context.
pub trait StableHashingContextProvider<'a> {
fn get_stable_hashing_context(&self) -> StableHashingContext<'a>;
}
impl<'a, 'b, T: StableHashingContextProvider<'a>> StableHashingContextProvider<'a>
for &'b T {
fn get_stable_hashing_context(&self) -> StableHashingContext<'a> {
(**self).get_stable_hashing_context()
}
}
impl<'a, 'b, T: StableHashingContextProvider<'a>> StableHashingContextProvider<'a>
for &'b mut T {
fn get_stable_hashing_context(&self) -> StableHashingContext<'a> {
(**self).get_stable_hashing_context()
}
}
impl<'a, 'gcx, 'lcx> StableHashingContextProvider<'a> for TyCtxt<'a, 'gcx, 'lcx> {
fn get_stable_hashing_context(&self) -> StableHashingContext<'a> {
(*self).create_stable_hashing_context()
}
}
impl<'a> StableHashingContextProvider for StableHashingContext<'a> {
type ContextType = StableHashingContext<'a>;
fn create_stable_hashing_context(&self) -> Self::ContextType {
impl<'a> StableHashingContextProvider<'a> for StableHashingContext<'a> {
fn get_stable_hashing_context(&self) -> StableHashingContext<'a> {
self.clone()
}
}

2
src/librustc/ich/mod.rs
View File

@ -12,7 +12,7 @@
pub use self::fingerprint::Fingerprint;
pub use self::caching_codemap_view::CachingCodemapView;
pub use self::hcx::{StableHashingContext, NodeIdHashingMode,
pub use self::hcx::{StableHashingContextProvider, StableHashingContext, NodeIdHashingMode,
hash_stable_trait_impls, compute_ignored_attr_names};
mod fingerprint;
mod caching_codemap_view;

8
src/librustc/session/mod.rs
View File

@ -24,8 +24,9 @@ use session::config::{DebugInfoLevel, OutputType};
use ty::tls;
use util::nodemap::{FxHashMap, FxHashSet};
use util::common::{duration_to_secs_str, ErrorReported};
use util::common::ProfileQueriesMsg;
use rustc_data_structures::sync::Lrc;
use rustc_data_structures::sync::{Lrc, Lock};
use syntax::ast::NodeId;
use errors::{self, DiagnosticBuilder, DiagnosticId};
@ -53,6 +54,7 @@ use std::io::Write;
use std::path::{Path, PathBuf};
use std::sync::{Once, ONCE_INIT};
use std::time::Duration;
use std::sync::mpsc;
mod code_stats;
pub mod config;
@ -126,6 +128,9 @@ pub struct Session {
/// A cache of attributes ignored by StableHashingContext
pub ignored_attr_names: FxHashSet<Symbol>,
/// Used by -Z profile-queries in util::common
pub profile_channel: Lock<Option<mpsc::Sender<ProfileQueriesMsg>>>,
/// Some measurements that are being gathered during compilation.
pub perf_stats: PerfStats,
@ -1131,6 +1136,7 @@ pub fn build_session_(
imported_macro_spans: RefCell::new(HashMap::new()),
incr_comp_session: RefCell::new(IncrCompSession::NotInitialized),
ignored_attr_names: ich::compute_ignored_attr_names(),
profile_channel: Lock::new(None),
perf_stats: PerfStats {
svh_time: Cell::new(Duration::from_secs(0)),
incr_comp_hashes_time: Cell::new(Duration::from_secs(0)),

4
src/librustc/ty/maps/plumbing.rs
View File

@ -164,8 +164,8 @@ impl<'a, 'gcx, 'tcx> TyCtxt<'a, 'gcx, 'tcx> {
macro_rules! profq_msg {
($tcx:expr, $msg:expr) => {
if cfg!(debug_assertions) {
if $tcx.sess.profile_queries() {
profq_msg($msg)
if $tcx.sess.profile_queries() {
profq_msg($tcx.sess, $msg)
}
}
}

62
src/librustc/util/common.rs
View File

@ -26,6 +26,7 @@ use ty::maps::{QueryMsg};
use dep_graph::{DepNode};
use proc_macro;
use lazy_static;
use session::Session;
// The name of the associated type for `Fn` return types
pub const FN_OUTPUT_NAME: &'static str = "Output";
@ -55,9 +56,6 @@ pub fn install_panic_hook() {
lazy_static::initialize(&DEFAULT_HOOK);
}
/// Initialized for -Z profile-queries
thread_local!(static PROFQ_CHAN: RefCell<Option<Sender<ProfileQueriesMsg>>> = RefCell::new(None));
/// Parameters to the `Dump` variant of type `ProfileQueriesMsg`.
#[derive(Clone,Debug)]
pub struct ProfQDumpParams {
@ -97,29 +95,23 @@ pub enum ProfileQueriesMsg {
}
/// If enabled, send a message to the profile-queries thread
pub fn profq_msg(msg: ProfileQueriesMsg) {
PROFQ_CHAN.with(|sender|{
if let Some(s) = sender.borrow().as_ref() {
s.send(msg).unwrap()
} else {
// Do nothing.
//
// FIXME(matthewhammer): Multi-threaded translation phase triggers the panic below.
// From backtrace: rustc_trans::back::write::spawn_work::{{closure}}.
//
// panic!("no channel on which to send profq_msg: {:?}", msg)
}
})
pub fn profq_msg(sess: &Session, msg: ProfileQueriesMsg) {
if let Some(s) = sess.profile_channel.borrow().as_ref() {
s.send(msg).unwrap()
} else {
// Do nothing
}
}
/// Set channel for profile queries channel
pub fn profq_set_chan(s: Sender<ProfileQueriesMsg>) -> bool {
PROFQ_CHAN.with(|chan|{
if chan.borrow().is_none() {
*chan.borrow_mut() = Some(s);
true
} else { false }
})
pub fn profq_set_chan(sess: &Session, s: Sender<ProfileQueriesMsg>) -> bool {
let mut channel = sess.profile_channel.borrow_mut();
if channel.is_none() {
*channel = Some(s);
true
} else {
false
}
}
/// Read the current depth of `time()` calls. This is used to
@ -135,7 +127,13 @@ pub fn set_time_depth(depth: usize) {
TIME_DEPTH.with(|slot| slot.set(depth));
}
pub fn time<T, F>(do_it: bool, what: &str, f: F) -> T where
pub fn time<T, F>(sess: &Session, what: &str, f: F) -> T where
F: FnOnce() -> T,
{
time_ext(sess.time_passes(), Some(sess), what, f)
}
pub fn time_ext<T, F>(do_it: bool, sess: Option<&Session>, what: &str, f: F) -> T where
F: FnOnce() -> T,
{
if !do_it { return f(); }
@ -146,15 +144,19 @@ pub fn time<T, F>(do_it: bool, what: &str, f: F) -> T where
r
});
if cfg!(debug_assertions) {
profq_msg(ProfileQueriesMsg::TimeBegin(what.to_string()))
};
if let Some(sess) = sess {
if cfg!(debug_assertions) {
profq_msg(sess, ProfileQueriesMsg::TimeBegin(what.to_string()))
}
}
let start = Instant::now();
let rv = f();
let dur = start.elapsed();
if cfg!(debug_assertions) {
profq_msg(ProfileQueriesMsg::TimeEnd)
};
if let Some(sess) = sess {
if cfg!(debug_assertions) {
profq_msg(sess, ProfileQueriesMsg::TimeEnd)
}
}
print_time_passes_entry_internal(what, dur);

23
src/librustc_data_structures/stable_hasher.rs
View File

@ -165,29 +165,6 @@ impl<W> Hasher for StableHasher<W> {
}
}
/// Something that can provide a stable hashing context.
pub trait StableHashingContextProvider {
type ContextType;
fn create_stable_hashing_context(&self) -> Self::ContextType;
}
impl<'a, T: StableHashingContextProvider> StableHashingContextProvider for &'a T {
type ContextType = T::ContextType;
fn create_stable_hashing_context(&self) -> Self::ContextType {
(**self).create_stable_hashing_context()
}
}
impl<'a, T: StableHashingContextProvider> StableHashingContextProvider for &'a mut T {
type ContextType = T::ContextType;
fn create_stable_hashing_context(&self) -> Self::ContextType {
(**self).create_stable_hashing_context()
}
}
/// Something that implements `HashStable<CTX>` can be hashed in a way that is
/// stable across multiple compilation sessions.
pub trait HashStable<CTX> {

86
src/librustc_driver/driver.rs
View File

@ -89,7 +89,7 @@ pub fn compile_input(trans: Box<TransCrate>,
}
if sess.profile_queries() {
profile::begin();
profile::begin(sess);
}
// We need nested scopes here, because the intermediate results can keep
@ -181,7 +181,7 @@ pub fn compile_input(trans: Box<TransCrate>,
let arenas = AllArenas::new();
// Construct the HIR map
let hir_map = time(sess.time_passes(),
let hir_map = time(sess,
"indexing hir",
|| hir_map::map_crate(sess, cstore, &mut hir_forest, &defs));
@ -517,10 +517,10 @@ pub fn phase_1_parse_input<'a>(control: &CompileController,
sess.diagnostic().set_continue_after_error(control.continue_parse_after_error);
if sess.profile_queries() {
profile::begin();
profile::begin(sess);
}
let krate = time(sess.time_passes(), "parsing", || {
let krate = time(sess, "parsing", || {
match *input {
Input::File(ref file) => {
parse::parse_crate_from_file(file, &sess.parse_sess)
@ -645,8 +645,6 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
-> Result<InnerExpansionResult<'a>, CompileIncomplete>
where F: FnOnce(&ast::Crate) -> CompileResult,
{
let time_passes = sess.time_passes();
let (mut krate, features) = syntax::config::features(krate, &sess.parse_sess,
sess.opts.test,
sess.opts.debugging_opts.epoch);
@ -664,7 +662,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
);
if sess.opts.incremental.is_some() {
time(time_passes, "garbage collect incremental cache directory", || {
time(sess, "garbage collect incremental cache directory", || {
if let Err(e) = rustc_incremental::garbage_collect_session_directories(sess) {
warn!("Error while trying to garbage collect incremental \
compilation cache directory: {}", e);
@ -674,22 +672,22 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
// If necessary, compute the dependency graph (in the background).
let future_dep_graph = if sess.opts.build_dep_graph() {
Some(rustc_incremental::load_dep_graph(sess, time_passes))
Some(rustc_incremental::load_dep_graph(sess))
} else {
None
};
time(time_passes, "recursion limit", || {
time(sess, "recursion limit", || {
middle::recursion_limit::update_limits(sess, &krate);
});
krate = time(time_passes, "crate injection", || {
krate = time(sess, "crate injection", || {
let alt_std_name = sess.opts.alt_std_name.clone();
syntax::std_inject::maybe_inject_crates_ref(krate, alt_std_name)
});
let mut addl_plugins = Some(addl_plugins);
let registrars = time(time_passes, "plugin loading", || {
let registrars = time(sess, "plugin loading", || {
plugin::load::load_plugins(sess,
&cstore,
&krate,
@ -699,7 +697,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
let mut registry = registry.unwrap_or(Registry::new(sess, krate.span));
time(time_passes, "plugin registration", || {
time(sess, "plugin registration", || {
if sess.features_untracked().rustc_diagnostic_macros {
registry.register_macro("__diagnostic_used",
diagnostics::plugin::expand_diagnostic_used);
@ -752,7 +750,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
resolver.whitelisted_legacy_custom_derives = whitelisted_legacy_custom_derives;
syntax_ext::register_builtins(&mut resolver, syntax_exts, sess.features_untracked().quote);
krate = time(time_passes, "expansion", || {
krate = time(sess, "expansion", || {
// Windows dlls do not have rpaths, so they don't know how to find their
// dependencies. It's up to us to tell the system where to find all the
// dependent dlls. Note that this uses cfg!(windows) as opposed to
@ -814,7 +812,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
krate
});
krate = time(time_passes, "maybe building test harness", || {
krate = time(sess, "maybe building test harness", || {
syntax::test::modify_for_testing(&sess.parse_sess,
&mut resolver,
sess.opts.test,
@ -833,7 +831,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
// bunch of checks in the `modify` function below. For now just skip this
// step entirely if we're rustdoc as it's not too useful anyway.
if !sess.opts.actually_rustdoc {
krate = time(time_passes, "maybe creating a macro crate", || {
krate = time(sess, "maybe creating a macro crate", || {
let crate_types = sess.crate_types.borrow();
let num_crate_types = crate_types.len();
let is_proc_macro_crate = crate_types.contains(&config::CrateTypeProcMacro);
@ -848,7 +846,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
});
}
krate = time(time_passes, "creating allocators", || {
krate = time(sess, "creating allocators", || {
allocator::expand::modify(&sess.parse_sess,
&mut resolver,
krate,
@ -869,11 +867,11 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
println!("{}", json::as_json(&krate));
}
time(time_passes,
time(sess,
"AST validation",
|| ast_validation::check_crate(sess, &krate));
time(time_passes, "name resolution", || -> CompileResult {
time(sess, "name resolution", || -> CompileResult {
resolver.resolve_crate(&krate);
Ok(())
})?;
@ -883,7 +881,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
}
// Needs to go *after* expansion to be able to check the results of macro expansion.
time(time_passes, "complete gated feature checking", || {
time(sess, "complete gated feature checking", || {
sess.track_errors(|| {
syntax::feature_gate::check_crate(&krate,
&sess.parse_sess,
@ -898,7 +896,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
let dep_graph = match future_dep_graph {
None => DepGraph::new_disabled(),
Some(future) => {
let prev_graph = time(time_passes, "blocked while dep-graph loading finishes", || {
let prev_graph = time(sess, "blocked while dep-graph loading finishes", || {
future.open()
.expect("Could not join with background dep_graph thread")
.open(sess)
@ -906,7 +904,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
DepGraph::new(prev_graph)
}
};
let hir_forest = time(time_passes, "lowering ast -> hir", || {
let hir_forest = time(sess, "lowering ast -> hir", || {
let hir_crate = lower_crate(sess, cstore, &dep_graph, &krate, &mut resolver);
if sess.opts.debugging_opts.hir_stats {
@ -916,7 +914,7 @@ pub fn phase_2_configure_and_expand_inner<'a, F>(sess: &'a Session,
hir_map::Forest::new(hir_crate, &dep_graph)
});
time(time_passes,
time(sess,
"early lint checks",
|| lint::check_ast_crate(sess, &krate));
@ -973,22 +971,20 @@ pub fn phase_3_run_analysis_passes<'tcx, F, R>(trans: &TransCrate,
mpsc::Receiver<Box<Any + Send>>,
CompileResult) -> R
{
let time_passes = sess.time_passes();
let query_result_on_disk_cache = time(time_passes,
let query_result_on_disk_cache = time(sess,
"load query result cache",
|| rustc_incremental::load_query_result_cache(sess));
time(time_passes,
time(sess,
"looking for entry point",
|| middle::entry::find_entry_point(sess, &hir_map));
sess.plugin_registrar_fn.set(time(time_passes, "looking for plugin registrar", || {
sess.plugin_registrar_fn.set(time(sess, "looking for plugin registrar", || {
plugin::build::find_plugin_registrar(sess.diagnostic(), &hir_map)
}));
sess.derive_registrar_fn.set(derive_registrar::find(&hir_map));
time(time_passes,
time(sess,
"loop checking",
|| loops::check_crate(sess, &hir_map));
@ -1020,11 +1016,11 @@ pub fn phase_3_run_analysis_passes<'tcx, F, R>(trans: &TransCrate,
// tcx available.
rustc_incremental::dep_graph_tcx_init(tcx);
time(sess.time_passes(), "attribute checking", || {
time(sess, "attribute checking", || {
hir::check_attr::check_crate(tcx)
});
time(time_passes,
time(sess,
"stability checking",
|| stability::check_unstable_api_usage(tcx));
@ -1037,18 +1033,18 @@ pub fn phase_3_run_analysis_passes<'tcx, F, R>(trans: &TransCrate,
}
}
time(time_passes,
time(sess,
"rvalue promotion",
|| rvalue_promotion::check_crate(tcx));
analysis.access_levels =
time(time_passes, "privacy checking", || rustc_privacy::check_crate(tcx));
time(sess, "privacy checking", || rustc_privacy::check_crate(tcx));
time(time_passes,
time(sess,
"intrinsic checking",
|| middle::intrinsicck::check_crate(tcx));
time(time_passes,
time(sess,
"match checking",
|| mir::matchck_crate(tcx));
@ -1056,19 +1052,19 @@ pub fn phase_3_run_analysis_passes<'tcx, F, R>(trans: &TransCrate,
// "not all control paths return a value" is reported here.
//
// maybe move the check to a MIR pass?
time(time_passes,
time(sess,
"liveness checking",
|| middle::liveness::check_crate(tcx));
time(time_passes,
time(sess,
"borrow checking",
|| borrowck::check_crate(tcx));
time(time_passes,
time(sess,
"MIR borrow checking",
|| for def_id in tcx.body_owners() { tcx.mir_borrowck(def_id); });
time(time_passes,
time(sess,
"MIR effect checking",
|| for def_id in tcx.body_owners() {
mir::transform::check_unsafety::check_unsafety(tcx, def_id)
@ -1083,13 +1079,13 @@ pub fn phase_3_run_analysis_passes<'tcx, F, R>(trans: &TransCrate,
return Ok(f(tcx, analysis, rx, sess.compile_status()));
}
time(time_passes, "death checking", || middle::dead::check_crate(tcx));
time(sess, "death checking", || middle::dead::check_crate(tcx));
time(time_passes, "unused lib feature checking", || {
time(sess, "unused lib feature checking", || {
stability::check_unused_or_stable_features(tcx)
});
time(time_passes, "lint checking", || lint::check_crate(tcx));
time(sess, "lint checking", || lint::check_crate(tcx));
return Ok(f(tcx, analysis, rx, tcx.sess.compile_status()));
})
@ -1101,18 +1097,16 @@ pub fn phase_4_translate_to_llvm<'a, 'tcx>(trans: &TransCrate,
tcx: TyCtxt<'a, 'tcx, 'tcx>,
rx: mpsc::Receiver<Box<Any + Send>>)
-> Box<Any> {
let time_passes = tcx.sess.time_passes();
time(time_passes,
time(tcx.sess,
"resolving dependency formats",
|| ::rustc::middle::dependency_format::calculate(tcx));
let translation =
time(time_passes, "translation", move || {
time(tcx.sess, "translation", move || {
trans.trans_crate(tcx, rx)
});
if tcx.sess.profile_queries() {
profile::dump("profile_queries".to_string())
profile::dump(&tcx.sess, "profile_queries".to_string())
}
translation

2
src/librustc_driver/lib.rs
View File

@ -914,7 +914,7 @@ impl<'a> CompilerCalls<'a> for RustcDefaultCalls {
pub fn enable_save_analysis(control: &mut CompileController) {
control.keep_ast = true;
control.after_analysis.callback = box |state| {
time(state.session.time_passes(), "save analysis", || {
time(state.session, "save analysis", || {
save::process_crate(state.tcx.unwrap(),
state.expanded_crate.unwrap(),
state.analysis.unwrap(),

9
src/librustc_driver/profile/mod.rs
View File

@ -8,6 +8,7 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use rustc::session::Session;
use rustc::util::common::{ProfQDumpParams, ProfileQueriesMsg, profq_msg, profq_set_chan};
use std::sync::mpsc::{Receiver};
use std::io::{Write};
@ -17,11 +18,11 @@ use std::time::{Duration, Instant};
pub mod trace;
/// begin a profile thread, if not already running
pub fn begin() {
pub fn begin(sess: &Session) {
use std::thread;
use std::sync::mpsc::{channel};
let (tx, rx) = channel();
if profq_set_chan(tx) {
if profq_set_chan(sess, tx) {
thread::spawn(move||profile_queries_thread(rx));
}
}
@ -30,7 +31,7 @@ pub fn begin() {
/// wait for this dump to complete.
///
/// wraps the RPC (send/recv channel logic) of requesting a dump.
pub fn dump(path:String) {
pub fn dump(sess: &Session, path: String) {
use std::sync::mpsc::{channel};
let (tx, rx) = channel();
let params = ProfQDumpParams{
@ -39,7 +40,7 @@ pub fn dump(path:String) {
// is written; false for now
dump_profq_msg_log:true,
};
profq_msg(ProfileQueriesMsg::Dump(params));
profq_msg(sess, ProfileQueriesMsg::Dump(params));
let _ = rx.recv().unwrap();
}

8
src/librustc_incremental/persist/load.rs
View File

@ -14,7 +14,7 @@ use rustc::dep_graph::{PreviousDepGraph, SerializedDepGraph};
use rustc::session::Session;
use rustc::ty::TyCtxt;
use rustc::ty::maps::OnDiskCache;
use rustc::util::common::time;
use rustc::util::common::time_ext;
use rustc_serialize::Decodable as RustcDecodable;
use rustc_serialize::opaque::Decoder;
use std::path::Path;
@ -147,12 +147,14 @@ impl<T> MaybeAsync<T> {
}
/// Launch a thread and load the dependency graph in the background.
pub fn load_dep_graph(sess: &Session, time_passes: bool) ->
pub fn load_dep_graph(sess: &Session) ->
MaybeAsync<LoadResult<PreviousDepGraph>>
{
// Since `sess` isn't `Sync`, we perform all accesses to `sess`
// before we fire the background thread.
let time_passes = sess.time_passes();
if sess.opts.incremental.is_none() {
// No incremental compilation.
return MaybeAsync::Sync(LoadResult::Ok {
@ -167,7 +169,7 @@ pub fn load_dep_graph(sess: &Session, time_passes: bool) ->
let expected_hash = sess.opts.dep_tracking_hash();
MaybeAsync::Async(std::thread::spawn(move || {
time(time_passes, "background load prev dep-graph", move || {
time_ext(time_passes, None, "background load prev dep-graph", move || {
match load_data(report_incremental_info, &path) {
LoadResult::DataOutOfDate => LoadResult::DataOutOfDate,
LoadResult::Error { message } => LoadResult::Error { message },

4
src/librustc_incremental/persist/save.rs
View File

@ -33,14 +33,14 @@ pub fn save_dep_graph<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>) {
return;
}
time(sess.time_passes(), "persist query result cache", || {
time(sess, "persist query result cache", || {
save_in(sess,
query_cache_path(sess),
|e| encode_query_cache(tcx, e));
});
if tcx.sess.opts.debugging_opts.incremental_queries {
time(sess.time_passes(), "persist dep-graph", || {
time(sess, "persist dep-graph", || {
save_in(sess,
dep_graph_path(sess),
|e| encode_dep_graph(tcx, e));

4
src/librustc_trans/back/link.rs
View File

@ -690,7 +690,7 @@ fn link_natively(sess: &Session,
let mut i = 0;
loop {
i += 1;
prog = time(sess.time_passes(), "running linker", || {
prog = time(sess, "running linker", || {
exec_linker(sess, &mut cmd, tmpdir)
});
let output = match prog {
@ -1321,7 +1321,7 @@ fn add_upstream_rust_crates(cmd: &mut Linker,
let name = cratepath.file_name().unwrap().to_str().unwrap();
let name = &name[3..name.len() - 5]; // chop off lib/.rlib
time(sess.time_passes(), &format!("altering {}.rlib", name), || {
time(sess, &format!("altering {}.rlib", name), || {
let cfg = archive_config(sess, &dst, Some(cratepath));
let mut archive = ArchiveBuilder::new(cfg);
archive.update_symbols();

8
src/librustc_trans/back/lto.rs
View File

@ -19,7 +19,7 @@ use llvm;
use rustc::hir::def_id::LOCAL_CRATE;
use rustc::middle::exported_symbols::SymbolExportLevel;
use rustc::session::config::{self, Lto};
use rustc::util::common::time;
use rustc::util::common::time_ext;
use time_graph::Timeline;
use {ModuleTranslation, ModuleLlvm, ModuleKind, ModuleSource};
@ -172,7 +172,7 @@ pub(crate) fn run(cgcx: &CodegenContext,
info!("adding bytecode {}", name);
let bc_encoded = data.data();
let (bc, id) = time(cgcx.time_passes, &format!("decode {}", name), || {
let (bc, id) = time_ext(cgcx.time_passes, None, &format!("decode {}", name), || {
match DecodedBytecode::new(bc_encoded) {
Ok(b) => Ok((b.bytecode(), b.identifier().to_string())),
Err(e) => Err(diag_handler.fatal(&e)),
@ -253,7 +253,7 @@ fn fat_lto(cgcx: &CodegenContext,
let mut linker = Linker::new(llmod);
for (bc_decoded, name) in serialized_modules {
info!("linking {:?}", name);
time(cgcx.time_passes, &format!("ll link {:?}", name), || {
time_ext(cgcx.time_passes, None, &format!("ll link {:?}", name), || {
let data = bc_decoded.data();
linker.add(&data).map_err(|()| {
let msg = format!("failed to load bc of {:?}", name);
@ -498,7 +498,7 @@ fn run_pass_manager(cgcx: &CodegenContext,
assert!(!pass.is_null());
llvm::LLVMRustAddPass(pm, pass);
time(cgcx.time_passes, "LTO passes", ||
time_ext(cgcx.time_passes, None, "LTO passes", ||
llvm::LLVMRunPassManager(pm, llmod));
llvm::LLVMDisposePassManager(pm);

21
src/librustc_trans/back/write.rs
View File

@ -31,7 +31,8 @@ use {CrateTranslation, ModuleSource, ModuleTranslation, CompiledModule, ModuleKi
use CrateInfo;
use rustc::hir::def_id::{CrateNum, LOCAL_CRATE};
use rustc::ty::TyCtxt;
use rustc::util::common::{time, time_depth, set_time_depth, path2cstr, print_time_passes_entry};
use rustc::util::common::{time_ext, time_depth, set_time_depth, print_time_passes_entry};
use rustc::util::common::path2cstr;
use rustc::util::fs::{link_or_copy};
use errors::{self, Handler, Level, DiagnosticBuilder, FatalError, DiagnosticId};
use errors::emitter::{Emitter};
@ -563,11 +564,19 @@ unsafe fn optimize(cgcx: &CodegenContext,
diag_handler.abort_if_errors();
// Finally, run the actual optimization passes
time(config.time_passes, &format!("llvm function passes [{}]", module_name.unwrap()), ||
llvm::LLVMRustRunFunctionPassManager(fpm, llmod));
time_ext(config.time_passes,
None,
&format!("llvm function passes [{}]", module_name.unwrap()),
|| {
llvm::LLVMRustRunFunctionPassManager(fpm, llmod)
});
timeline.record("fpm");
time(config.time_passes, &format!("llvm module passes [{}]", module_name.unwrap()), ||
llvm::LLVMRunPassManager(mpm, llmod));
time_ext(config.time_passes,
None,
&format!("llvm module passes [{}]", module_name.unwrap()),
|| {
llvm::LLVMRunPassManager(mpm, llmod)
});
// Deallocate managers that we're now done with
llvm::LLVMDisposePassManager(fpm);
@ -682,7 +691,7 @@ unsafe fn codegen(cgcx: &CodegenContext,
}
}
time(config.time_passes, &format!("codegen passes [{}]", module_name.unwrap()),
time_ext(config.time_passes, None, &format!("codegen passes [{}]", module_name.unwrap()),
|| -> Result<(), FatalError> {
if config.emit_ir {
let out = cgcx.output_filenames.temp_path(OutputType::LlvmAssembly, module_name);

13
src/librustc_trans/base.rs
View File

@ -712,7 +712,7 @@ pub fn trans_crate<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
// Translate the metadata.
let llmod_id = "metadata";
let (metadata_llcx, metadata_llmod, metadata) =
time(tcx.sess.time_passes(), "write metadata", || {
time(tcx.sess, "write metadata", || {
write_metadata(tcx, llmod_id, &link_meta)
});
@ -790,7 +790,7 @@ pub fn trans_crate<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
llcx,
tm: create_target_machine(tcx.sess),
};
time(tcx.sess.time_passes(), "write allocator module", || {
time(tcx.sess, "write allocator module", || {
allocator::trans(tcx, &modules, kind)
});
@ -924,11 +924,11 @@ pub fn trans_crate<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>,
}
fn assert_and_save_dep_graph<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>) {
time(tcx.sess.time_passes(),
time(tcx.sess,
"assert dep graph",
|| rustc_incremental::assert_dep_graph(tcx));
time(tcx.sess.time_passes(),
time(tcx.sess,
"serialize dep graph",
|| rustc_incremental::save_dep_graph(tcx));
}
@ -939,7 +939,6 @@ fn collect_and_partition_translation_items<'a, 'tcx>(
) -> (Arc<DefIdSet>, Arc<Vec<Arc<CodegenUnit<'tcx>>>>)
{
assert_eq!(cnum, LOCAL_CRATE);
let time_passes = tcx.sess.time_passes();
let collection_mode = match tcx.sess.opts.debugging_opts.print_trans_items {
Some(ref s) => {
@ -968,7 +967,7 @@ fn collect_and_partition_translation_items<'a, 'tcx>(
};
let (items, inlining_map) =
time(time_passes, "translation item collection", || {
time(tcx.sess, "translation item collection", || {
collector::collect_crate_mono_items(tcx, collection_mode)
});
@ -982,7 +981,7 @@ fn collect_and_partition_translation_items<'a, 'tcx>(
PartitioningStrategy::FixedUnitCount(tcx.sess.codegen_units())
};
let codegen_units = time(time_passes, "codegen unit partitioning", || {
let codegen_units = time(tcx.sess, "codegen unit partitioning", || {
partitioning::partition(tcx,
items.iter().cloned(),
strategy,

4
src/librustc_trans/lib.rs
View File

@ -238,7 +238,7 @@ impl TransCrate for LlvmTransCrate {
back::write::dump_incremental_data(&trans);
}
time(sess.time_passes(),
time(sess,
"serialize work products",
move || rustc_incremental::save_work_products(sess, &dep_graph));
@ -251,7 +251,7 @@ impl TransCrate for LlvmTransCrate {
// Run the linker on any artifacts that resulted from the LLVM run.
// This should produce either a finished executable or library.
time(sess.time_passes(), "linking", || {
time(sess, "linking", || {
back::link::link_binary(sess, &trans, outputs, &trans.crate_name.as_str());
});

18
src/librustc_typeck/lib.rs
View File

@ -315,41 +315,39 @@ pub fn provide(providers: &mut Providers) {
pub fn check_crate<'a, 'tcx>(tcx: TyCtxt<'a, 'tcx, 'tcx>)
-> Result<(), CompileIncomplete>
{
let time_passes = tcx.sess.time_passes();
// this ensures that later parts of type checking can assume that items
// have valid types and not error
tcx.sess.track_errors(|| {
time(time_passes, "type collecting", ||
time(tcx.sess, "type collecting", ||
collect::collect_item_types(tcx));
})?;
tcx.sess.track_errors(|| {
time(time_passes, "outlives testing", ||
time(tcx.sess, "outlives testing", ||
outlives::test::test_inferred_outlives(tcx));
})?;
tcx.sess.track_errors(|| {
time(time_passes, "impl wf inference", ||
time(tcx.sess, "impl wf inference", ||
impl_wf_check::impl_wf_check(tcx));
})?;
tcx.sess.track_errors(|| {
time(time_passes, "coherence checking", ||
time(tcx.sess, "coherence checking", ||
coherence::check_coherence(tcx));
})?;
tcx.sess.track_errors(|| {
time(time_passes, "variance testing", ||
time(tcx.sess, "variance testing", ||
variance::test::test_variance(tcx));
})?;
time(time_passes, "wf checking", || check::check_wf_new(tcx))?;
time(tcx.sess, "wf checking", || check::check_wf_new(tcx))?;
time(time_passes, "item-types checking", || check::check_item_types(tcx))?;
time(tcx.sess, "item-types checking", || check::check_item_types(tcx))?;
time(time_passes, "item-bodies checking", || check::check_item_bodies(tcx))?;
time(tcx.sess, "item-bodies checking", || check::check_item_bodies(tcx))?;
check_unused::check_crate(tcx);
check_for_entry_fn(tcx);