rustc_middle/
arena.rs

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#![allow(rustc::usage_of_ty_tykind)]

/// This higher-order macro declares a list of types which can be allocated by `Arena`.
///
/// Specifying the `decode` modifier will add decode impls for `&T` and `&[T]` where `T` is the type
/// listed. These impls will appear in the implement_ty_decoder! macro.
#[macro_export]
macro_rules! arena_types {
    ($macro:path) => (
        $macro!([
            [] layout: rustc_abi::LayoutData<rustc_abi::FieldIdx, rustc_abi::VariantIdx>,
            [] fn_abi: rustc_target::callconv::FnAbi<'tcx, rustc_middle::ty::Ty<'tcx>>,
            // AdtDef are interned and compared by address
            [decode] adt_def: rustc_middle::ty::AdtDefData,
            [] steal_thir: rustc_data_structures::steal::Steal<rustc_middle::thir::Thir<'tcx>>,
            [] steal_mir: rustc_data_structures::steal::Steal<rustc_middle::mir::Body<'tcx>>,
            [decode] mir: rustc_middle::mir::Body<'tcx>,
            [] steal_promoted:
                rustc_data_structures::steal::Steal<
                    rustc_index::IndexVec<
                        rustc_middle::mir::Promoted,
                        rustc_middle::mir::Body<'tcx>
                    >
                >,
            [decode] promoted:
                rustc_index::IndexVec<
                    rustc_middle::mir::Promoted,
                    rustc_middle::mir::Body<'tcx>
                >,
            [decode] typeck_results: rustc_middle::ty::TypeckResults<'tcx>,
            [decode] borrowck_result: rustc_middle::mir::BorrowCheckResult<'tcx>,
            [] resolver: rustc_data_structures::steal::Steal<(
                rustc_middle::ty::ResolverAstLowering,
                rustc_data_structures::sync::Lrc<rustc_ast::Crate>,
            )>,
            [] crate_for_resolver: rustc_data_structures::steal::Steal<(rustc_ast::Crate, rustc_ast::AttrVec)>,
            [] resolutions: rustc_middle::ty::ResolverGlobalCtxt,
            [] const_allocs: rustc_middle::mir::interpret::Allocation,
            [] region_scope_tree: rustc_middle::middle::region::ScopeTree,
            // Required for the incremental on-disk cache
            [] mir_keys: rustc_hir::def_id::DefIdSet,
            [] dropck_outlives:
                rustc_middle::infer::canonical::Canonical<'tcx,
                    rustc_middle::infer::canonical::QueryResponse<'tcx,
                        rustc_middle::traits::query::DropckOutlivesResult<'tcx>
                    >
                >,
            [] normalize_canonicalized_projection_ty:
                rustc_middle::infer::canonical::Canonical<'tcx,
                    rustc_middle::infer::canonical::QueryResponse<'tcx,
                        rustc_middle::traits::query::NormalizationResult<'tcx>
                    >
                >,
            [] implied_outlives_bounds:
                rustc_middle::infer::canonical::Canonical<'tcx,
                    rustc_middle::infer::canonical::QueryResponse<'tcx,
                        Vec<rustc_middle::traits::query::OutlivesBound<'tcx>>
                    >
                >,
            [] dtorck_constraint: rustc_middle::traits::query::DropckConstraint<'tcx>,
            [] candidate_step: rustc_middle::traits::query::CandidateStep<'tcx>,
            [] autoderef_bad_ty: rustc_middle::traits::query::MethodAutoderefBadTy<'tcx>,
            [] query_region_constraints: rustc_middle::infer::canonical::QueryRegionConstraints<'tcx>,
            [] type_op_subtype:
                rustc_middle::infer::canonical::Canonical<'tcx,
                    rustc_middle::infer::canonical::QueryResponse<'tcx, ()>
                >,
            [] type_op_normalize_poly_fn_sig:
                rustc_middle::infer::canonical::Canonical<'tcx,
                    rustc_middle::infer::canonical::QueryResponse<'tcx, rustc_middle::ty::PolyFnSig<'tcx>>
                >,
            [] type_op_normalize_fn_sig:
                rustc_middle::infer::canonical::Canonical<'tcx,
                    rustc_middle::infer::canonical::QueryResponse<'tcx, rustc_middle::ty::FnSig<'tcx>>
                >,
            [] type_op_normalize_clause:
                rustc_middle::infer::canonical::Canonical<'tcx,
                    rustc_middle::infer::canonical::QueryResponse<'tcx, rustc_middle::ty::Clause<'tcx>>
                >,
            [] type_op_normalize_ty:
                rustc_middle::infer::canonical::Canonical<'tcx,
                    rustc_middle::infer::canonical::QueryResponse<'tcx, rustc_middle::ty::Ty<'tcx>>
                >,
            [] effective_visibilities: rustc_middle::middle::privacy::EffectiveVisibilities,
            [] upvars_mentioned: rustc_data_structures::fx::FxIndexMap<rustc_hir::HirId, rustc_hir::Upvar>,
            [] dyn_compatibility_violations: rustc_middle::traits::DynCompatibilityViolation,
            [] codegen_unit: rustc_middle::mir::mono::CodegenUnit<'tcx>,
            [decode] attribute: rustc_ast::Attribute,
            [] name_set: rustc_data_structures::unord::UnordSet<rustc_span::symbol::Symbol>,
            [] ordered_name_set: rustc_data_structures::fx::FxIndexSet<rustc_span::symbol::Symbol>,
            [] pats: rustc_middle::ty::PatternKind<'tcx>,

            // Note that this deliberately duplicates items in the `rustc_hir::arena`,
            // since we need to allocate this type on both the `rustc_hir` arena
            // (during lowering) and the `rustc_middle` arena (for decoding MIR)
            [decode] asm_template: rustc_ast::InlineAsmTemplatePiece,
            [decode] used_trait_imports: rustc_data_structures::unord::UnordSet<rustc_hir::def_id::LocalDefId>,
            [decode] is_late_bound_map: rustc_data_structures::fx::FxIndexSet<rustc_hir::ItemLocalId>,
            [decode] impl_source: rustc_middle::traits::ImplSource<'tcx, ()>,

            [] dep_kind: rustc_middle::dep_graph::DepKindStruct<'tcx>,

            [decode] trait_impl_trait_tys:
                rustc_data_structures::unord::UnordMap<
                    rustc_hir::def_id::DefId,
                    rustc_middle::ty::EarlyBinder<'tcx, rustc_middle::ty::Ty<'tcx>>
                >,
            [] external_constraints: rustc_middle::traits::solve::ExternalConstraintsData<rustc_middle::ty::TyCtxt<'tcx>>,
            [] predefined_opaques_in_body: rustc_middle::traits::solve::PredefinedOpaquesData<rustc_middle::ty::TyCtxt<'tcx>>,
            [decode] doc_link_resolutions: rustc_hir::def::DocLinkResMap,
            [] stripped_cfg_items: rustc_ast::expand::StrippedCfgItem,
            [] mod_child: rustc_middle::metadata::ModChild,
            [] features: rustc_feature::Features,
            [decode] specialization_graph: rustc_middle::traits::specialization_graph::Graph,
            [] crate_inherent_impls: rustc_middle::ty::CrateInherentImpls,
            [] hir_owner_nodes: rustc_hir::OwnerNodes<'tcx>,
        ]);
    )
}

arena_types!(rustc_arena::declare_arena);