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57 lines
1.3 KiB
57 lines
1.3 KiB
(*
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* Copyright (c) Facebook, Inc. and its affiliates.
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*
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* This source code is licensed under the MIT license found in the
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* LICENSE file in the root directory of this source tree.
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*)
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open! IStd
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(** Single abstraction for all the kinds of variables in SIL *)
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type t = private LogicalVar of Ident.t | ProgramVar of Pvar.t [@@deriving compare]
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val equal : t -> t -> bool
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val compare_modulo_this : t -> t -> int
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val of_id : Ident.t -> t
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val of_pvar : Pvar.t -> t
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val of_formal_index : int -> t
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(** Create a variable representing the ith formal of the current procedure *)
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val get_all_vars_in_exp : Exp.t -> t Sequence.t
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(** Get all free and program vars *)
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val to_exp : t -> Exp.t
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val get_ident : t -> Ident.t option
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val get_pvar : t -> Pvar.t option
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val is_global : t -> bool
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val is_local_to_procedure : Procname.t -> t -> bool
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val is_return : t -> bool
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val is_footprint : t -> bool
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val is_none : t -> bool
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val is_this : t -> bool
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val appears_in_source_code : t -> bool
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(** return true if this variable appears in source code (i.e., is not a LogicalVar or a
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frontend-generated ProgramVar) *)
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val is_cpp_temporary : t -> bool
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val get_footprint_index : t -> int option
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val pp : Format.formatter -> t -> unit
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module Map : PrettyPrintable.PPMap with type key = t
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