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Remove PlacedRootMonoItems::roots.

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It's no longer used.
This commit is contained in:
Nicholas Nethercote 2023-06-07 09:24:51 +10:00
parent 8dbb3475b9
commit 1defd30764
1 changed files with 3 additions and 7 deletions
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10
compiler/rustc_monomorphize/src/partitioning.rs
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@ -129,7 +129,6 @@ struct PlacedRootMonoItems<'tcx> {
/// The codegen units, sorted by name to make things deterministic.
codegen_units: Vec<CodegenUnit<'tcx>>,
roots: FxHashSet<MonoItem<'tcx>>,
internalization_candidates: FxHashSet<MonoItem<'tcx>>,
}
@ -150,7 +149,7 @@ fn partition<'tcx, I>(
// In the first step, we place all regular monomorphizations into their
// respective 'home' codegen unit. Regular monomorphizations are all
// functions and statics defined in the local crate.
let PlacedRootMonoItems { mut codegen_units, roots, internalization_candidates } = {
let PlacedRootMonoItems { mut codegen_units, internalization_candidates } = {
let _prof_timer = tcx.prof.generic_activity("cgu_partitioning_place_roots");
place_root_mono_items(cx, mono_items)
};
@ -176,7 +175,7 @@ fn partition<'tcx, I>(
// local functions the definition of which is marked with `#[inline]`.
let mono_item_placements = {
let _prof_timer = tcx.prof.generic_activity("cgu_partitioning_place_inline_items");
place_inlined_mono_items(cx, &mut codegen_units, roots)
place_inlined_mono_items(cx, &mut codegen_units)
};
for cgu in &mut codegen_units {
@ -244,7 +243,6 @@ fn place_root_mono_items<'tcx, I>(
where
I: Iterator<Item = MonoItem<'tcx>>,
{
let mut roots = FxHashSet::default();
let mut codegen_units = FxHashMap::default();
let is_incremental_build = cx.tcx.sess.opts.incremental.is_some();
let mut internalization_candidates = FxHashSet::default();
@ -295,7 +293,6 @@ fn place_root_mono_items<'tcx, I>(
}
codegen_unit.items_mut().insert(mono_item, (linkage, visibility));
roots.insert(mono_item);
}
// Always ensure we have at least one CGU; otherwise, if we have a
@ -308,7 +305,7 @@ fn place_root_mono_items<'tcx, I>(
let mut codegen_units: Vec<_> = codegen_units.into_values().collect();
codegen_units.sort_by(|a, b| a.name().as_str().cmp(b.name().as_str()));
PlacedRootMonoItems { codegen_units, roots, internalization_candidates }
PlacedRootMonoItems { codegen_units, internalization_candidates }
}
// This function requires the CGUs to be sorted by name on input, and ensures
@ -416,7 +413,6 @@ enum MonoItemPlacement {
fn place_inlined_mono_items<'tcx>(
cx: &PartitioningCx<'_, 'tcx>,
codegen_units: &mut [CodegenUnit<'tcx>],
_roots: FxHashSet<MonoItem<'tcx>>,
) -> FxHashMap<MonoItem<'tcx>, MonoItemPlacement> {
for cgu in codegen_units.iter_mut() {
// Collect all inlined items that need to be available in this codegen unit.