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Adapt SROA MIR opt for aggregated MIR #107687

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merged 7 commits into from
Feb 6, 2023
Merged

Adapt SROA MIR opt for aggregated MIR #107687

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0843acb
Fix SROA without deaggregation.
cjgillot Feb 4, 2023
dc4fe8e
Make SROA expand assignments.
cjgillot Feb 5, 2023
e465d64
Introduce helper.
cjgillot Feb 5, 2023
42c9514
Simplify construction of replacement map.
cjgillot Feb 5, 2023
8e05ab0
Run SROA to fixpoint.
cjgillot Feb 5, 2023
2985618
Simplify ReplacementMap.
cjgillot Feb 5, 2023
51ef82d
Bless 32bit tests.
cjgillot Feb 5, 2023
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4 changes: 2 additions & 2 deletions compiler/rustc_mir_dataflow/src/value_analysis.rs
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Original file line number Diff line number Diff line change
Expand Up @@ -790,7 +790,7 @@ impl<V, T> TryFrom<ProjectionElem<V, T>> for TrackElem {
}

/// Invokes `f` on all direct fields of `ty`.
fn iter_fields<'tcx>(
pub fn iter_fields<'tcx>(
ty: Ty<'tcx>,
tcx: TyCtxt<'tcx>,
mut f: impl FnMut(Option<VariantIdx>, Field, Ty<'tcx>),
Expand Down Expand Up @@ -824,7 +824,7 @@ fn iter_fields<'tcx>(
}

/// Returns all locals with projections that have their reference or address taken.
fn excluded_locals(body: &Body<'_>) -> IndexVec<Local, bool> {
pub fn excluded_locals(body: &Body<'_>) -> IndexVec<Local, bool> {
struct Collector {
result: IndexVec<Local, bool>,
}
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