Move vtable methods into its own module
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4 changed files with 398 additions and 378 deletions
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@ -261,16 +261,6 @@ pub fn upcast_choices<'tcx>(
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supertraits(tcx, source_trait_ref).filter(|r| r.def_id() == target_trait_def_id).collect()
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}
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/// Given a trait `trait_ref`, returns the number of vtable entries
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/// that come from `trait_ref`, excluding its supertraits. Used in
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/// computing the vtable base for an upcast trait of a trait object.
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pub fn count_own_vtable_entries<'tcx>(
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tcx: TyCtxt<'tcx>,
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trait_ref: ty::PolyTraitRef<'tcx>,
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) -> usize {
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tcx.own_existential_vtable_entries(trait_ref.def_id()).len()
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}
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/// Given an upcast trait object described by `object`, returns the
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/// index of the method `method_def_id` (which should be part of
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/// `object.upcast_trait_ref`) within the vtable for `object`.
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