Struct rustc_mir::util::liveness::DefsUsesVisitor

struct DefsUsesVisitor<'lv, V, M> where
    V: Idx,
    M: LiveVariableMap<LiveVar = V> + 'lv,  {
    mode: LivenessMode,
    map: &'lv M,
    defs_uses: DefsUses<V>,
}

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Fields

mode: LivenessMode

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map: &'lv M

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defs_uses: DefsUses<V>

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Methods

impl<'lv, V, M> DefsUsesVisitor<'lv, V, M> where     V: Idx,     M: LiveVariableMap<LiveVar = V>,

fn update_bits_and_do_callback<'tcx, OP>(     &mut self,     location: Location,     value: &impl MirVisitable<'tcx>,     bits: &mut LiveVarSet<V>,     callback: &mut OP ) where     OP: FnMut(Location, &LiveVarSet<V>),

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Update bits with the effects of value and call callback. We should always visit in reverse order. This method assumes that we have not visited anything before; if you have, clear bits first.

Trait Implementations

impl<'tcx, 'lv, V, M> Visitor<'tcx> for DefsUsesVisitor<'lv, V, M> where     V: Idx,     M: LiveVariableMap<LiveVar = V>,

fn visit_local(     &mut self,     local: &Local,     context: PlaceContext<'tcx>,     _: Location )

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fn visit_mir(&mut self, mir: &Mir<'tcx>)

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fn visit_basic_block_data(     &mut self,     block: BasicBlock,     data: &BasicBlockData<'tcx> )

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fn visit_source_scope_data(&mut self, scope_data: &SourceScopeData)

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fn visit_statement(     &mut self,     block: BasicBlock,     statement: &Statement<'tcx>,     location: Location )

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fn visit_assign(     &mut self,     block: BasicBlock,     place: &Place<'tcx>,     rvalue: &Rvalue<'tcx>,     location: Location )

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fn visit_terminator(     &mut self,     block: BasicBlock,     terminator: &Terminator<'tcx>,     location: Location )

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fn visit_terminator_kind(     &mut self,     block: BasicBlock,     kind: &TerminatorKind<'tcx>,     location: Location )

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fn visit_assert_message(     &mut self,     msg: &EvalErrorKind<'tcx, Operand<'tcx>>,     location: Location )

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fn visit_rvalue(&mut self, rvalue: &Rvalue<'tcx>, location: Location)

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fn visit_operand(&mut self, operand: &Operand<'tcx>, location: Location)

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fn visit_user_assert_ty(     &mut self,     c_ty: &Canonical<'tcx, &'tcx TyS<'tcx>>,     local: &Local,     location: Location )

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fn visit_place(     &mut self,     place: &Place<'tcx>,     context: PlaceContext<'tcx>,     location: Location )

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fn visit_static(     &mut self,     static_: &Static<'tcx>,     context: PlaceContext<'tcx>,     location: Location )

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fn visit_projection(     &mut self,     place: &Projection<'tcx, Place<'tcx>, Local, &'tcx TyS<'tcx>>,     context: PlaceContext<'tcx>,     location: Location )

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fn visit_projection_elem(     &mut self,     place: &ProjectionElem<'tcx, Local, &'tcx TyS<'tcx>>,     context: PlaceContext<'tcx>,     location: Location )

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fn visit_branch(&mut self, source: BasicBlock, target: BasicBlock)

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fn visit_constant(&mut self, constant: &Constant<'tcx>, location: Location)

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fn visit_def_id(&mut self, def_id: &DefId, Location)

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fn visit_span(&mut self, span: &Span)

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fn visit_source_info(&mut self, source_info: &SourceInfo)

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fn visit_ty(&mut self, ty: &&'tcx TyS<'tcx>, TyContext)

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fn visit_region(&mut self, region: &&'tcx RegionKind, Location)

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fn visit_const(&mut self, constant: &&'tcx Const<'tcx>, Location)

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fn visit_substs(&mut self, substs: &&'tcx Slice<Kind<'tcx>>, Location)

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fn visit_closure_substs(&mut self, substs: &ClosureSubsts<'tcx>, Location)

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fn visit_generator_substs(&mut self, substs: &GeneratorSubsts<'tcx>, Location)

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fn visit_local_decl(&mut self, local: Local, local_decl: &LocalDecl<'tcx>)

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fn visit_source_scope(&mut self, scope: &SourceScope)

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fn super_mir(&mut self, mir: &Mir<'tcx>)

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fn super_basic_block_data(     &mut self,     block: BasicBlock,     data: &BasicBlockData<'tcx> )

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fn super_source_scope_data(&mut self, scope_data: &SourceScopeData)

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fn super_statement(     &mut self,     block: BasicBlock,     statement: &Statement<'tcx>,     location: Location )

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fn super_assign(     &mut self,     _block: BasicBlock,     place: &Place<'tcx>,     rvalue: &Rvalue<'tcx>,     location: Location )

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fn super_terminator(     &mut self,     block: BasicBlock,     terminator: &Terminator<'tcx>,     location: Location )

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fn super_terminator_kind(     &mut self,     block: BasicBlock,     kind: &TerminatorKind<'tcx>,     source_location: Location )

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fn super_assert_message(     &mut self,     msg: &EvalErrorKind<'tcx, Operand<'tcx>>,     location: Location )

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fn super_rvalue(&mut self, rvalue: &Rvalue<'tcx>, location: Location)

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fn super_operand(&mut self, operand: &Operand<'tcx>, location: Location)

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fn super_user_assert_ty(     &mut self,     _c_ty: &Canonical<'tcx, &'tcx TyS<'tcx>>,     local: &Local,     location: Location )

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fn super_place(     &mut self,     place: &Place<'tcx>,     context: PlaceContext<'tcx>,     location: Location )

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fn super_static(     &mut self,     static_: &Static<'tcx>,     _context: PlaceContext<'tcx>,     location: Location )

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fn super_projection(     &mut self,     proj: &Projection<'tcx, Place<'tcx>, Local, &'tcx TyS<'tcx>>,     context: PlaceContext<'tcx>,     location: Location )

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fn super_projection_elem(     &mut self,     proj: &ProjectionElem<'tcx, Local, &'tcx TyS<'tcx>>,     _context: PlaceContext<'tcx>,     location: Location )

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fn super_local_decl(&mut self, local: Local, local_decl: &LocalDecl<'tcx>)

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fn super_source_scope(&mut self, _scope: &SourceScope)

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fn super_branch(&mut self, _source: BasicBlock, _target: BasicBlock)

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fn super_constant(&mut self, constant: &Constant<'tcx>, location: Location)

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fn super_def_id(&mut self, _def_id: &DefId)

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fn super_span(&mut self, _span: &Span)

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fn super_source_info(&mut self, source_info: &SourceInfo)

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fn super_ty(&mut self, _ty: &&'tcx TyS<'tcx>)

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fn super_region(&mut self, _region: &&'tcx RegionKind)

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fn super_const(&mut self, _const: &&'tcx Const<'tcx>)

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fn super_substs(&mut self, _substs: &&'tcx Slice<Kind<'tcx>>)

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fn super_generator_substs(&mut self, _substs: &GeneratorSubsts<'tcx>)

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fn super_closure_substs(&mut self, _substs: &ClosureSubsts<'tcx>)

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fn visit_location(&mut self, mir: &Mir<'tcx>, location: Location)

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