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-------------------------------------------------------------------------------
-- (C) Altran Praxis Limited
-------------------------------------------------------------------------------
--
-- The SPARK toolset is free software; you can redistribute it and/or modify it
-- under terms of the GNU General Public License as published by the Free
-- Software Foundation; either version 3, or (at your option) any later
-- version. The SPARK toolset is distributed in the hope that it will be
-- useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
-- Public License for more details. You should have received a copy of the GNU
-- General Public License distributed with the SPARK toolset; see file
-- COPYING3. If not, go to http://www.gnu.org/licenses for a complete copy of
-- the license.
--
--=============================================================================
with Cells;
with Dictionary;
with LexTokenManager;
with Pairs;
with SPARK_IO;
use type Cells.Cell;
use type Cells.Cell_Kind;
use type Cells.Cell_Rank;
use type Dictionary.Abstractions;
use type Dictionary.Symbol;
use type LexTokenManager.Str_Comp_Result;
--# inherit AdjustFDL_RWs,
--# Cells,
--# Cell_Storage,
--# Clists,
--# CommandLineData,
--# CStacks,
--# DAG_IO,
--# Debug,
--# Dictionary,
--# ErrorHandler,
--# ExaminerConstants,
--# E_Strings,
--# LexTokenManager,
--# Lists,
--# Maths,
--# Pairs,
--# Pile,
--# SPARK_IO,
--# SP_Symbols,
--# Statistics,
--# Symbol_Set,
--# SystemErrors;
package Declarations
--# own State;
--# initializes State;
is
type UsedSymbolIterator is private;
NullIterator : constant UsedSymbolIterator;
procedure Initialize (It : out UsedSymbolIterator);
--# global in State;
--# derives It from State;
function CurrentNode (It : in UsedSymbolIterator) return Cells.Cell;
function NextNode (Heap : in Cells.Heap_Record;
It : in UsedSymbolIterator) return UsedSymbolIterator;
function IsNullIterator (It : in UsedSymbolIterator) return Boolean;
procedure StartProcessing (Heap : in out Cells.Heap_Record);
--# global in out Statistics.TableUsage;
--# out State;
--# derives Heap,
--# Statistics.TableUsage from *,
--# Heap &
--# State from Heap;
procedure Add (Heap : in out Cells.Heap_Record;
Symbol : in Dictionary.Symbol);
--# global in Dictionary.Dict;
--# in out State;
--# in out Statistics.TableUsage;
--# derives Heap,
--# State,
--# Statistics.TableUsage from *,
--# Dictionary.Dict,
--# Heap,
--# State,
--# Symbol;
procedure AddAttribute (Heap : in out Cells.Heap_Record;
TickCell : in Cells.Cell);
--# global in Dictionary.Dict;
--# in LexTokenManager.State;
--# in State;
--# in out Statistics.TableUsage;
--# derives Heap,
--# Statistics.TableUsage from *,
--# Dictionary.Dict,
--# Heap,
--# LexTokenManager.State,
--# State,
--# TickCell;
procedure AddBitwiseOp (Heap : in out Cells.Heap_Record;
OpCell : in Cells.Cell);
--# global in Dictionary.Dict;
--# in out State;
--# in out Statistics.TableUsage;
--# derives Heap,
--# State,
--# Statistics.TableUsage from *,
--# Dictionary.Dict,
--# Heap,
--# OpCell,
--# State;
procedure AddProcedureExport (Heap : in out Cells.Heap_Record;
ExportCell : in Cells.Cell);
--# global in Dictionary.Dict;
--# in LexTokenManager.State;
--# in out State;
--# in out Statistics.TableUsage;
--# derives Heap,
--# State,
--# Statistics.TableUsage from *,
--# Dictionary.Dict,
--# ExportCell,
--# Heap,
--# LexTokenManager.State,
--# State;
procedure AddReturnVar (Heap : in out Cells.Heap_Record;
ReturnVarCell : in Cells.Cell);
--# global in Dictionary.Dict;
--# in out State;
--# in out Statistics.TableUsage;
--# derives Heap,
--# State,
--# Statistics.TableUsage from *,
--# Dictionary.Dict,
--# Heap,
--# ReturnVarCell,
--# State;
procedure AddUseOfRootInteger;
--# global in out State;
--# derives State from *;
-- Traverses the DAG denoted by Root and adds all declarations
-- needed by it.
procedure Find_DAG_Declarations (Heap : in out Cells.Heap_Record;
Root : in Cells.Cell);
--# global in Dictionary.Dict;
--# in LexTokenManager.State;
--# in out State;
--# in out Statistics.TableUsage;
--# derives Heap,
--# State,
--# Statistics.TableUsage from *,
--# Dictionary.Dict,
--# Heap,
--# LexTokenManager.State,
--# Root,
--# State;
-- Traverses the VC DAGs denoted by PredicatePair and adds all declarations
-- needed by them. If IgnoreTriviallyTrueVCs is True, then VCs with all
-- conclusions "True" are ignored, regardless of the hypotheses.
procedure FindVCFormulaDeclarations
(Heap : in out Cells.Heap_Record;
PredicatePair : in Pairs.Pair;
IgnoreTriviallyTrueVCs : in Boolean);
--# global in Dictionary.Dict;
--# in LexTokenManager.State;
--# in out State;
--# in out Statistics.TableUsage;
--# derives Heap,
--# State,
--# Statistics.TableUsage from *,
--# Dictionary.Dict,
--# Heap,
--# IgnoreTriviallyTrueVCs,
--# LexTokenManager.State,
--# PredicatePair,
--# State;
procedure PrintDeclarationTail (File : in SPARK_IO.File_Type);
--# global in out SPARK_IO.File_Sys;
--# derives SPARK_IO.File_Sys from *,
--# File;
procedure OutputDeclarations
(Heap : in out Cells.Heap_Record;
File : in SPARK_IO.File_Type;
Rule_File : in SPARK_IO.File_Type;
Scope : in Dictionary.Scopes;
Write_Rules : in Boolean;
EndPosition : in LexTokenManager.Token_Position);
--# global in CommandLineData.Content;
--# in Dictionary.Dict;
--# in LexTokenManager.State;
--# in State;
--# in out ErrorHandler.Error_Context;
--# in out SPARK_IO.File_Sys;
--# in out Statistics.TableUsage;
--# derives ErrorHandler.Error_Context,
--# SPARK_IO.File_Sys from CommandLineData.Content,
--# Dictionary.Dict,
--# EndPosition,
--# ErrorHandler.Error_Context,
--# File,
--# Heap,
--# LexTokenManager.State,
--# Rule_File,
--# Scope,
--# SPARK_IO.File_Sys,
--# State,
--# Write_Rules &
--# Heap,
--# Statistics.TableUsage from *,
--# Dictionary.Dict,
--# Heap,
--# LexTokenManager.State,
--# Scope,
--# State,
--# Write_Rules;
private
type UsedSymbolIterator is record
It : Cells.Cell;
end record;
NullIterator : constant UsedSymbolIterator := UsedSymbolIterator'(It => Cells.Null_Cell);
end Declarations;
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