diff options
Diffstat (limited to 'compiler/rustc_borrowck/src/dataflow.rs')
| -rw-r--r-- | compiler/rustc_borrowck/src/dataflow.rs | 39 |
1 files changed, 19 insertions, 20 deletions
diff --git a/compiler/rustc_borrowck/src/dataflow.rs b/compiler/rustc_borrowck/src/dataflow.rs index 9bb6109e66d..39994ad784a 100644 --- a/compiler/rustc_borrowck/src/dataflow.rs +++ b/compiler/rustc_borrowck/src/dataflow.rs @@ -15,24 +15,24 @@ use tracing::debug; use crate::{places_conflict, BorrowSet, PlaceConflictBias, PlaceExt, RegionInferenceContext}; /// The results of the dataflow analyses used by the borrow checker. -pub(crate) struct BorrowckResults<'a, 'mir, 'tcx> { - pub(crate) borrows: Results<'tcx, Borrows<'a, 'mir, 'tcx>>, - pub(crate) uninits: Results<'tcx, MaybeUninitializedPlaces<'a, 'mir, 'tcx>>, - pub(crate) ever_inits: Results<'tcx, EverInitializedPlaces<'a, 'mir, 'tcx>>, +pub(crate) struct BorrowckResults<'a, 'tcx> { + pub(crate) borrows: Results<'tcx, Borrows<'a, 'tcx>>, + pub(crate) uninits: Results<'tcx, MaybeUninitializedPlaces<'a, 'tcx>>, + pub(crate) ever_inits: Results<'tcx, EverInitializedPlaces<'a, 'tcx>>, } /// The transient state of the dataflow analyses used by the borrow checker. #[derive(Debug)] -pub(crate) struct BorrowckFlowState<'a, 'mir, 'tcx> { - pub(crate) borrows: <Borrows<'a, 'mir, 'tcx> as AnalysisDomain<'tcx>>::Domain, - pub(crate) uninits: <MaybeUninitializedPlaces<'a, 'mir, 'tcx> as AnalysisDomain<'tcx>>::Domain, - pub(crate) ever_inits: <EverInitializedPlaces<'a, 'mir, 'tcx> as AnalysisDomain<'tcx>>::Domain, +pub(crate) struct BorrowckFlowState<'a, 'tcx> { + pub(crate) borrows: <Borrows<'a, 'tcx> as AnalysisDomain<'tcx>>::Domain, + pub(crate) uninits: <MaybeUninitializedPlaces<'a, 'tcx> as AnalysisDomain<'tcx>>::Domain, + pub(crate) ever_inits: <EverInitializedPlaces<'a, 'tcx> as AnalysisDomain<'tcx>>::Domain, } -impl<'a, 'mir, 'tcx> ResultsVisitable<'tcx> for BorrowckResults<'a, 'mir, 'tcx> { +impl<'a, 'tcx> ResultsVisitable<'tcx> for BorrowckResults<'a, 'tcx> { // All three analyses are forward, but we have to use just one here. - type Direction = <Borrows<'a, 'mir, 'tcx> as AnalysisDomain<'tcx>>::Direction; - type FlowState = BorrowckFlowState<'a, 'mir, 'tcx>; + type Direction = <Borrows<'a, 'tcx> as AnalysisDomain<'tcx>>::Direction; + type FlowState = BorrowckFlowState<'a, 'tcx>; fn new_flow_state(&self, body: &mir::Body<'tcx>) -> Self::FlowState { BorrowckFlowState { @@ -106,10 +106,9 @@ rustc_index::newtype_index! { /// `BorrowIndex`, and maps each such index to a `BorrowData` /// describing the borrow. These indexes are used for representing the /// borrows in compact bitvectors. -pub struct Borrows<'a, 'mir, 'tcx> { +pub struct Borrows<'a, 'tcx> { tcx: TyCtxt<'tcx>, - body: &'mir Body<'tcx>, - + body: &'a Body<'tcx>, borrow_set: &'a BorrowSet<'tcx>, borrows_out_of_scope_at_location: FxIndexMap<Location, Vec<BorrowIndex>>, } @@ -389,10 +388,10 @@ impl<'tcx> PoloniusOutOfScopePrecomputer<'_, 'tcx> { } } -impl<'a, 'mir, 'tcx> Borrows<'a, 'mir, 'tcx> { +impl<'a, 'tcx> Borrows<'a, 'tcx> { pub fn new( tcx: TyCtxt<'tcx>, - body: &'mir Body<'tcx>, + body: &'a Body<'tcx>, regioncx: &RegionInferenceContext<'tcx>, borrow_set: &'a BorrowSet<'tcx>, ) -> Self { @@ -494,7 +493,7 @@ impl<'a, 'mir, 'tcx> Borrows<'a, 'mir, 'tcx> { } } -impl<'tcx> rustc_mir_dataflow::AnalysisDomain<'tcx> for Borrows<'_, '_, 'tcx> { +impl<'tcx> rustc_mir_dataflow::AnalysisDomain<'tcx> for Borrows<'_, 'tcx> { type Domain = BitSet<BorrowIndex>; const NAME: &'static str = "borrows"; @@ -517,7 +516,7 @@ impl<'tcx> rustc_mir_dataflow::AnalysisDomain<'tcx> for Borrows<'_, '_, 'tcx> { /// region stops containing the CFG points reachable from the issuing location. /// - we also kill loans of conflicting places when overwriting a shared path: e.g. borrows of /// `a.b.c` when `a` is overwritten. -impl<'tcx> rustc_mir_dataflow::GenKillAnalysis<'tcx> for Borrows<'_, '_, 'tcx> { +impl<'tcx> rustc_mir_dataflow::GenKillAnalysis<'tcx> for Borrows<'_, 'tcx> { type Idx = BorrowIndex; fn domain_size(&self, _: &mir::Body<'tcx>) -> usize { @@ -617,8 +616,8 @@ impl<'tcx> rustc_mir_dataflow::GenKillAnalysis<'tcx> for Borrows<'_, '_, 'tcx> { } } -impl DebugWithContext<Borrows<'_, '_, '_>> for BorrowIndex { - fn fmt_with(&self, ctxt: &Borrows<'_, '_, '_>, f: &mut fmt::Formatter<'_>) -> fmt::Result { +impl DebugWithContext<Borrows<'_, '_>> for BorrowIndex { + fn fmt_with(&self, ctxt: &Borrows<'_, '_>, f: &mut fmt::Formatter<'_>) -> fmt::Result { write!(f, "{:?}", ctxt.location(*self)) } } |
