| 1 | (* *********************************************************************) |
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| 2 | (* *) |
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| 3 | (* The Compcert verified compiler *) |
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| 4 | (* *) |
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| 5 | (* Xavier Leroy, INRIA Paris-Rocquencourt *) |
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| 6 | (* *) |
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| 7 | (* Copyright Institut National de Recherche en Informatique et en *) |
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| 8 | (* Automatique. All rights reserved. This file is distributed *) |
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| 9 | (* under the terms of the GNU General Public License as published by *) |
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| 10 | (* the Free Software Foundation, either version 2 of the License, or *) |
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| 11 | (* (at your option) any later version. This file is also distributed *) |
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| 12 | (* under the terms of the INRIA Non-Commercial License Agreement. *) |
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| 13 | (* *) |
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| 14 | (* *********************************************************************) |
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| 15 | |
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| 16 | type error = |
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| 17 | Unbound_identifier of string |
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| 18 | | Unbound_tag of string * string |
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| 19 | | Tag_mismatch of string * string * string |
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| 20 | | Unbound_typedef of string |
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| 21 | | No_member of string * string * string |
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| 22 | val error_message : error -> string |
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| 23 | exception Error of error |
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| 24 | |
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| 25 | val fresh_ident : string -> C.ident |
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| 26 | |
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| 27 | type composite_info = { |
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| 28 | ci_kind: C.struct_or_union; |
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| 29 | ci_members: C.field list; (* members, in order *) |
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| 30 | ci_alignof: int option; (* alignment; None if incomplete *) |
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| 31 | ci_sizeof: int option; (* size; None if incomplete *) |
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| 32 | } |
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| 33 | |
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| 34 | type ident_info = II_ident of C.storage * C.typ | II_enum of int64 |
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| 35 | |
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| 36 | type typedef_info = C.typ |
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| 37 | |
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| 38 | type t |
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| 39 | |
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| 40 | val empty : t |
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| 41 | |
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| 42 | val new_scope : t -> t |
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| 43 | val in_current_scope : t -> C.ident -> bool |
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| 44 | |
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| 45 | val lookup_ident : t -> string -> C.ident * ident_info |
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| 46 | val lookup_tag : t -> string -> C.ident * composite_info |
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| 47 | val lookup_struct : t -> string -> C.ident * composite_info |
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| 48 | val lookup_union : t -> string -> C.ident * composite_info |
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| 49 | val lookup_composite : t -> string -> (C.ident * composite_info) option |
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| 50 | val lookup_typedef : t -> string -> C.ident * typedef_info |
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| 51 | |
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| 52 | val ident_is_bound : t -> string -> bool |
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| 53 | |
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| 54 | val find_ident : t -> C.ident -> ident_info |
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| 55 | val find_tag : t -> C.ident -> composite_info |
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| 56 | val find_struct : t -> C.ident -> composite_info |
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| 57 | val find_union : t -> C.ident -> composite_info |
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| 58 | val find_member : C.field list -> string -> C.field |
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| 59 | val find_struct_member : t -> C.ident * string -> C.field |
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| 60 | val find_union_member : t -> C.ident * string -> C.field |
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| 61 | val find_typedef : t -> C.ident -> typedef_info |
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| 62 | |
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| 63 | val enter_ident : t -> string -> C.storage -> C.typ -> C.ident * t |
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| 64 | val enter_composite : t -> string -> composite_info -> C.ident * t |
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| 65 | val enter_enum_item : t -> string -> int64 -> C.ident * t |
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| 66 | val enter_typedef : t -> string -> typedef_info -> C.ident * t |
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| 67 | |
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| 68 | val add_ident : t -> C.ident -> C.storage -> C.typ -> t |
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| 69 | val add_composite : t -> C.ident -> composite_info -> t |
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| 70 | val add_typedef : t -> C.ident -> typedef_info -> t |
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