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Use range instead of tuple of ints

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This commit is contained in:
Dániel Buga 2020-10-10 22:33:22 +02:00
parent 9a8ca69602
commit 0a2a68edae
1 changed files with 9 additions and 9 deletions
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18
compiler/rustc_mir/src/monomorphize/collector.rs
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@ -197,6 +197,7 @@ use rustc_session::config::EntryFnType;
use rustc_span::source_map::{dummy_spanned, respan, Span, Spanned, DUMMY_SP};
use smallvec::SmallVec;
use std::iter;
use std::ops::Range;
use std::path::PathBuf;
#[derive(PartialEq)]
@ -210,9 +211,8 @@ pub enum MonoItemCollectionMode {
pub struct InliningMap<'tcx> {
// Maps a source mono item to the range of mono items
// accessed by it.
// The two numbers in the tuple are the start (inclusive) and
// end index (exclusive) within the `targets` vecs.
index: FxHashMap<MonoItem<'tcx>, (usize, usize)>,
// The range selects elements within the `targets` vecs.
index: FxHashMap<MonoItem<'tcx>, Range<usize>>,
targets: Vec<MonoItem<'tcx>>,
// Contains one bit per mono item in the `targets` field. That bit
@ -245,7 +245,7 @@ impl<'tcx> InliningMap<'tcx> {
}
let end_index = self.targets.len();
assert!(self.index.insert(source, (start_index, end_index)).is_none());
assert!(self.index.insert(source, start_index..end_index).is_none());
}
// Internally iterate over all items referenced by `source` which will be
@ -254,9 +254,9 @@ impl<'tcx> InliningMap<'tcx> {
where
F: FnMut(MonoItem<'tcx>),
{
if let Some(&(start_index, end_index)) = self.index.get(&source) {
for (i, candidate) in self.targets[start_index..end_index].iter().enumerate() {
if self.inlines.contains(start_index + i) {
if let Some(range) = self.index.get(&source) {
for (i, candidate) in self.targets[range.clone()].iter().enumerate() {
if self.inlines.contains(range.start + i) {
f(*candidate);
}
}
@ -268,8 +268,8 @@ impl<'tcx> InliningMap<'tcx> {
where
F: FnMut(MonoItem<'tcx>, &[MonoItem<'tcx>]),
{
for (&accessor, &(start_index, end_index)) in &self.index {
f(accessor, &self.targets[start_index..end_index])
for (&accessor, range) in &self.index {
f(accessor, &self.targets[range.clone()])
}
}
}