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/*
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* Copyright (c) 2002-2005 The TenDRA Project <http://www.tendra.org/>.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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* 3. Neither the name of The TenDRA Project nor the names of its contributors
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* may be used to endorse or promote products derived from this software
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* without specific, prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS
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* IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
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* THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
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* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
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* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
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* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $Id$
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*/
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/*
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Crown Copyright (c) 1997
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This TenDRA(r) Computer Program is subject to Copyright
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owned by the United Kingdom Secretary of State for Defence
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acting through the Defence Evaluation and Research Agency
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(DERA). It is made available to Recipients with a
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royalty-free licence for its use, reproduction, transfer
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to other parties and amendment for any purpose not excluding
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product development provided that any such use et cetera
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shall be deemed to be acceptance of the following conditions:-
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(1) Its Recipients shall ensure that this Notice is
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reproduced upon any copies or amended versions of it;
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(2) Any amended version of it shall be clearly marked to
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show both the nature of and the organisation responsible
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for the relevant amendment or amendments;
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(3) Its onward transfer from a recipient to another
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party shall be deemed to be that party's acceptance of
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these conditions;
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(4) DERA gives no warranty or assurance as to its
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quality or suitability for any purpose and DERA accepts
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no liability whatsoever in relation to any use to which
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it may be put.
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*/
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/*** types.h --- Type ADTs.
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*
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** Author: Steve Folkes <smf@hermes.mod.uk>
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*
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*** Commentary:
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*
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* See the file "types.c" for more information.
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*
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*** Change Log:
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* $Log: types.h,v $
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* Revision 1.1.1.1 1998/01/17 15:57:47 release
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* First version to be checked into rolling release.
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*
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* Revision 1.2 1994/12/15 09:59:17 smf
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* Brought into line with OSSG C Coding Standards Document, as per
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* "CR94_178.sid+tld-update".
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*
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* Revision 1.1.1.1 1994/07/25 16:04:45 smf
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* Initial import of SID 1.8 non shared files.
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*
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**/
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/****************************************************************************/
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#ifndef H_TYPES
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#define H_TYPES
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#include "os-interface.h"
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#include "dstring.h"
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#include "entry-list.h"
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#include "ostream.h"
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#include "scope.h"
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#include "table.h"
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/* To avoid circularity: */
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struct AltT;
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struct ItemT;
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struct SaveRStackT;
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struct RuleT;
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/*--------------------------------------------------------------------------*/
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typedef struct TypeTupleEntryT {
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struct TypeTupleEntryT *next;
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EntryP type;
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EntryP name;
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unsigned number;
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BoolT reference;
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BoolT mutated;
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BoolT assign;
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} TypeTupleEntryT, *TypeTupleEntryP;
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typedef struct TransT {
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struct TransT *next;
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EntryP from;
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EntryP to;
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} TransT, *TransP;
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typedef struct RTransT {
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struct RTransT *next;
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EntryP from;
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EntryP to;
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EntryP type;
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BoolT reference;
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} RTransT, *RTransP;
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typedef struct NTransT {
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struct NTransT *next;
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EntryP from;
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unsigned to;
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} NTransT, *NTransP;
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typedef struct TypeTupleT {
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TypeTupleEntryP head;
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TypeTupleEntryP *tail;
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} TypeTupleT, *TypeTupleP;
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typedef struct TypeBTransT {
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TransP head;
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TransP *tail;
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} TypeBTransT, *TypeBTransP;
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typedef struct SaveBTransT {
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TransP *last_ref;
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} SaveBTransT, *SaveBTransP;
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typedef struct TypeTransT {
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TransP head;
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TransP *tail;
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EntryListT used_names;
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} TypeTransT, *TypeTransP;
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typedef struct SaveTransT {
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TransP *last_ref;
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} SaveTransT, *SaveTransP;
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typedef struct TypeRTransT {
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RTransP head;
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RTransP *tail;
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} TypeRTransT, *TypeRTransP;
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typedef struct TypeNTransT {
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unsigned count;
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NTransP head;
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NTransP *tail;
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} TypeNTransT, *TypeNTransP;
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typedef struct SaveNTransT {
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unsigned last_count;
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NTransP *last_ref;
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} SaveNTransT, *SaveNTransP;
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/*--------------------------------------------------------------------------*/
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/* Defined in "types.c": */
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extern void types_init(TypeTupleP);
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extern void types_copy(TypeTupleP, TypeTupleP);
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extern void types_copy_and_translate(TypeTupleP, TypeTupleP,
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TypeTransP, TableP);
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extern void types_append_copy(TypeTupleP, TypeTupleP);
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extern void types_translate(TypeTupleP, TypeBTransP);
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extern void types_renumber(TypeTupleP, TypeNTransP);
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extern void types_assign(TypeTupleP, TypeTupleP);
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extern EntryP types_find_name_type(TypeTupleP, EntryP, BoolT *);
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extern BoolT types_mutated(TypeTupleP, EntryP);
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extern BoolT types_compute_mutations(TypeTupleP, TypeTupleP,
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TypeTupleP);
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extern BoolT types_compute_assign_mutations(TypeTupleP, TypeTupleP);
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extern void types_propogate_mutations(TypeTupleP, TypeTupleP);
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extern BoolT types_contains(TypeTupleP, EntryP);
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extern BoolT types_contains_names(TypeTupleP);
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extern BoolT types_contains_references(TypeTupleP);
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extern void types_make_references(TypeTupleP, TypeTupleP);
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extern BoolT types_intersect(TypeTupleP, TypeTupleP);
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extern void types_inplace_intersection(TypeTupleP, TypeTupleP);
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extern void types_compute_intersection(TypeTupleP, TypeTupleP,
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TypeTupleP);
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extern CmpT types_compare(TypeTupleP, TypeTupleP);
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extern BoolT types_equal(TypeTupleP, TypeTupleP);
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extern BoolT types_equal_zero_tuple(TypeTupleP);
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extern BoolT types_equal_names(TypeTupleP, TypeTupleP);
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extern BoolT types_equal_numbers(TypeTupleP, TypeTupleP);
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extern void types_add_name_and_type(TypeTupleP, EntryP, EntryP,
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BoolT);
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extern void types_add_name_and_type_var(TypeTupleP, EntryP, EntryP);
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extern BoolT types_add_type(TypeTupleP, TableP, NStringP, BoolT);
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extern void types_add_name(TypeTupleP, TableP, NStringP, BoolT);
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extern BoolT types_add_typed_name(TypeTupleP, TableP, NStringP,
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NStringP, BoolT);
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extern void types_add_name_entry(TypeTupleP, EntryP);
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extern void types_add_type_entry(TypeTupleP, EntryP, BoolT);
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extern void types_add_new_names(TypeTupleP, TypeTupleP, EntryP);
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extern BoolT types_disjoint_names(TypeTupleP);
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extern BoolT types_resolve(TypeTupleP, TypeTupleP, TypeTupleP,
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void(*)(KeyP, KeyP, unsigned), KeyP,
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unsigned);
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extern BoolT types_check_undefined(TypeTupleP, TypeTupleP,
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TypeTupleP,
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void(*)(KeyP, KeyP, unsigned),
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KeyP, unsigned);
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extern BoolT types_fillin_types(TypeTupleP, TypeTupleP);
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extern BoolT types_fillin_names(TypeTupleP, TypeTupleP);
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extern BoolT types_check_names(TypeTupleP, TypeTupleP);
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extern void types_check_used(TypeTupleP, void(*)(GenericP, EntryP),
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GenericP);
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extern void types_unlink_used(TypeTupleP, TypeTupleP);
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extern void types_unlink_unused(TypeTupleP, struct AltT *);
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extern void types_compute_formal_renaming(TypeTupleP, TypeRTransP);
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extern void types_compute_formal_inlining(TypeTupleP, TypeTupleP,
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TypeRTransP,
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struct SaveRStackT *);
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extern void types_compute_local_renaming(TypeTupleP, TypeTupleP,
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TypeRTransP,
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struct SaveRStackT *,
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TableP);
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extern void types_compute_param_from_trans(TypeTupleP, TypeNTransP,
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TypeNTransP, TypeTupleP);
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extern BoolT types_check_shadowing(TypeTupleP, ScopeStackP,
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struct RuleT *);
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extern void types_iter_for_table(TypeTupleP,
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void(*)(EntryP, GenericP),
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GenericP);
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extern void types_destroy(TypeTupleP);
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extern void write_type_types(OStreamP, TypeTupleP);
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extern void write_type_names(OStreamP, TypeTupleP, BoolT);
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/*--------------------------------------------------------------------------*/
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extern void btrans_init(TypeBTransP);
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extern void btrans_add_translations(TypeBTransP, TypeTupleP,
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TypeTupleP);
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extern void btrans_add_translation(TypeBTransP, EntryP, EntryP);
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extern void btrans_generate_names(TypeBTransP, TypeTupleP, TableP);
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extern void btrans_regenerate_names(TypeBTransP, TypeTupleP);
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extern struct ItemT *btrans_generate_non_pred_names(TypeBTransP, TypeTupleP,
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TypeTupleP, EntryP,
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TableP);
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extern struct ItemT *btrans_regen_non_pred_names(TypeBTransP, TypeTupleP,
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TypeTupleP, TableP);
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extern EntryP btrans_get_translation(TypeBTransP, EntryP);
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extern void btrans_destroy(TypeBTransP);
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/*--------------------------------------------------------------------------*/
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extern void rtrans_init(TypeRTransP);
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extern void rtrans_add_translation(TypeRTransP, EntryP, EntryP, EntryP,
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BoolT);
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extern EntryP rtrans_get_translation(TypeRTransP, EntryP, EntryP *, BoolT *);
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extern void rtrans_apply_for_non_locals(TypeRTransP,
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void(*)(EntryP, EntryP, GenericP),
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GenericP);
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extern void rtrans_destroy(TypeRTransP);
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/*--------------------------------------------------------------------------*/
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extern void trans_init(TypeTransP, TypeTupleP, TypeTupleP, struct AltT *);
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extern void trans_add_translations(TypeTransP, TypeTupleP, TypeTupleP);
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extern void trans_add_translation(TypeTransP, EntryP, EntryP);
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extern void trans_save_state(TypeTransP, SaveTransP);
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extern EntryP trans_get_translation(TypeTransP, EntryP);
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extern void trans_restore_state(TypeTransP, SaveTransP);
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extern void trans_destroy(TypeTransP);
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/*--------------------------------------------------------------------------*/
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extern void ntrans_init(TypeNTransP);
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extern void ntrans_save_state(TypeNTransP, SaveNTransP);
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extern unsigned ntrans_get_translation(TypeNTransP, EntryP);
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extern EntryP ntrans_get_indirect_translation(TypeNTransP, TypeNTransP,
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EntryP);
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extern void ntrans_restore_state(TypeNTransP, SaveNTransP);
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extern void ntrans_destroy(TypeNTransP);
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/*--------------------------------------------------------------------------*/
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#ifdef FS_FAST
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#define types_equal_zero_tuple(t) ((t)->head == NIL(TypeTupleEntryP))
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#endif /* defined (FS_FAST) */
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#endif /* !defined (H_TYPES) */
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/*
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* Local variables(smf):
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* eval: (include::add-path-entry "../os-interface" "../library")
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* eval: (include::add-path-entry "../generated")
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* end:
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**/
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