Rollup merge of #62110 - nnethercote:improve-Ztime-passes, r=Zoxc
Improve -Ztime-passes Two improvements that make `-Ztime-passes` more useful. r? @Zoxc
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commit
40841e049a
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@ -170,7 +170,7 @@ pub fn time_ext<T, F>(do_it: bool, sess: Option<&Session>, what: &str, f: F) ->
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}
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}
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print_time_passes_entry_internal(what, dur);
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print_time_passes_entry(true, what, dur);
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TIME_DEPTH.with(|slot| slot.set(old));
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@ -182,18 +182,6 @@ pub fn print_time_passes_entry(do_it: bool, what: &str, dur: Duration) {
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return
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}
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let old = TIME_DEPTH.with(|slot| {
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let r = slot.get();
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slot.set(r + 1);
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r
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});
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print_time_passes_entry_internal(what, dur);
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TIME_DEPTH.with(|slot| slot.set(old));
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}
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fn print_time_passes_entry_internal(what: &str, dur: Duration) {
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let indentation = TIME_DEPTH.with(|slot| slot.get());
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let mem_string = match get_resident() {
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@ -1554,7 +1554,7 @@ fn start_executing_work<B: ExtraBackendMethods>(
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let total_llvm_time = Instant::now().duration_since(llvm_start_time);
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// This is the top-level timing for all of LLVM, set the time-depth
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// to zero.
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set_time_depth(0);
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set_time_depth(1);
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print_time_passes_entry(cgcx.time_passes,
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"LLVM passes",
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total_llvm_time);
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@ -25,7 +25,7 @@ use rustc::ty::{self, Ty, TyCtxt, Instance};
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use rustc::ty::layout::{self, Align, TyLayout, LayoutOf, VariantIdx, HasTyCtxt};
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use rustc::ty::query::Providers;
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use rustc::middle::cstore::{self, LinkagePreference};
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use rustc::util::common::{time, print_time_passes_entry};
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use rustc::util::common::{time, print_time_passes_entry, set_time_depth, time_depth};
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use rustc::session::config::{self, EntryFnType, Lto};
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use rustc::session::Session;
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use rustc::util::nodemap::FxHashMap;
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@ -639,9 +639,12 @@ pub fn codegen_crate<B: ExtraBackendMethods>(
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// Since the main thread is sometimes blocked during codegen, we keep track
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// -Ztime-passes output manually.
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let time_depth = time_depth();
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set_time_depth(time_depth + 1);
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print_time_passes_entry(tcx.sess.time_passes(),
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"codegen to LLVM IR",
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total_codegen_time);
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set_time_depth(time_depth);
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::rustc_incremental::assert_module_sources::assert_module_sources(tcx);
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@ -37,7 +37,8 @@ use rustc::session::{early_error, early_warn};
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use rustc::lint::Lint;
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use rustc::lint;
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use rustc::hir::def_id::LOCAL_CRATE;
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use rustc::util::common::{time, ErrorReported, install_panic_hook};
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use rustc::util::common::{ErrorReported, install_panic_hook, print_time_passes_entry};
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use rustc::util::common::{set_time_depth, time};
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use rustc_metadata::locator;
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use rustc_metadata::cstore::CStore;
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use rustc_codegen_utils::codegen_backend::CodegenBackend;
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@ -53,11 +54,12 @@ use std::default::Default;
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use std::env;
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use std::ffi::OsString;
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use std::io::{self, Read, Write};
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use std::mem;
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use std::panic::{self, catch_unwind};
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use std::path::PathBuf;
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use std::process::{self, Command, Stdio};
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use std::str;
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use std::mem;
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use std::time::Instant;
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use syntax::ast;
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use syntax::source_map::FileLoader;
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@ -117,6 +119,18 @@ pub struct DefaultCallbacks;
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impl Callbacks for DefaultCallbacks {}
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#[derive(Default)]
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pub struct TimePassesCallbacks {
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time_passes: bool,
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}
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impl Callbacks for TimePassesCallbacks {
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fn config(&mut self, config: &mut interface::Config) {
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self.time_passes =
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config.opts.debugging_opts.time_passes || config.opts.debugging_opts.time;
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}
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}
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// Parse args and run the compiler. This is the primary entry point for rustc.
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// See comments on CompilerCalls below for details about the callbacks argument.
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// The FileLoader provides a way to load files from sources other than the file system.
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@ -1168,7 +1182,9 @@ pub fn init_rustc_env_logger() {
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}
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pub fn main() {
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let start = Instant::now();
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init_rustc_env_logger();
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let mut callbacks = TimePassesCallbacks::default();
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let result = report_ices_to_stderr_if_any(|| {
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let args = env::args_os().enumerate()
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.map(|(i, arg)| arg.into_string().unwrap_or_else(|arg| {
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@ -1176,10 +1192,14 @@ pub fn main() {
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&format!("Argument {} is not valid Unicode: {:?}", i, arg))
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}))
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.collect::<Vec<_>>();
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run_compiler(&args, &mut DefaultCallbacks, None, None)
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run_compiler(&args, &mut callbacks, None, None)
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}).and_then(|result| result);
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process::exit(match result {
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let exit_code = match result {
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Ok(_) => EXIT_SUCCESS,
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Err(_) => EXIT_FAILURE,
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});
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};
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// The extra `\t` is necessary to align this label with the others.
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set_time_depth(0);
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print_time_passes_entry(callbacks.time_passes, "\ttotal", start.elapsed());
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process::exit(exit_code);
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}
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@ -20,7 +20,7 @@ use rustc::mir::{
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ConstraintCategory, Local, Location,
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};
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use rustc::ty::{self, subst::SubstsRef, RegionVid, Ty, TyCtxt, TypeFoldable};
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use rustc::util::common::{self, ErrorReported};
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use rustc::util::common::ErrorReported;
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use rustc_data_structures::binary_search_util;
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use rustc_data_structures::bit_set::BitSet;
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use rustc_data_structures::fx::{FxHashMap, FxHashSet};
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@ -468,22 +468,6 @@ impl<'tcx> RegionInferenceContext<'tcx> {
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upvars: &[Upvar],
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mir_def_id: DefId,
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errors_buffer: &mut Vec<Diagnostic>,
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) -> Option<ClosureRegionRequirements<'tcx>> {
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common::time_ext(
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infcx.tcx.sess.time_extended(),
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Some(infcx.tcx.sess),
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&format!("solve_nll_region_constraints({:?})", mir_def_id),
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|| self.solve_inner(infcx, body, upvars, mir_def_id, errors_buffer),
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)
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}
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fn solve_inner(
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&mut self,
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infcx: &InferCtxt<'_, 'tcx>,
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body: &Body<'tcx>,
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upvars: &[Upvar],
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mir_def_id: DefId,
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errors_buffer: &mut Vec<Diagnostic>,
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) -> Option<ClosureRegionRequirements<'tcx>> {
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self.propagate_constraints(body);
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