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// Integer type class -*- c++ -*-
#ifdef __GNUC__
# pragma implementation
#endif // __GNUC__
#include "IntType.h"
#include "LeafValue.h"
#include "Constraint.h"
#include "Range.h"
/** @file IntType.C
* Signed integer data type
*/
/* Copyright 1998-2002 Marko Mkel (msmakela@tcs.hut.fi).
This file is part of MARIA, a reachability analyzer and model checker
for high-level Petri nets.
MARIA is free software; you can redistribute it and/or modify it
under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 2, or (at your option)
any later version.
MARIA 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.
The GNU General Public License is often shipped with GNU software, and
is generally kept in a file called COPYING or LICENSE. If you do not
have a copy of the license, write to the Free Software Foundation,
59 Temple Place, Suite 330, Boston, MA 02111 USA. */
class Value&
IntType::getFirstValue () const
{
const class Value* v = myConstraint ? &myConstraint->getFirstValue () : NULL;
assert (!v || &v->getType () == this);
return v
? *static_cast<class LeafValue*>(v->copy ())
: *new class LeafValue (*this, INT_T_MIN);
}
class Value&
IntType::getLastValue () const
{
const class Value* v = myConstraint ? &myConstraint->getLastValue () : NULL;
assert (!v || &v->getType () == this);
return v
? *static_cast<class LeafValue*>(v->copy ())
: *new class LeafValue (*this, INT_T_MAX);
}
card_t
IntType::do_getNumValues () const
{
assert (!myConstraint);
return CARD_T_MAX;
}
card_t
IntType::convert (const class Value& value) const
{
assert (value.getKind () == Value::vLeaf);
if (myConstraint)
return Type::convert (value);
return card_t (int_t (static_cast<const class LeafValue&>(value)) -
INT_T_MIN);
}
class Value*
IntType::convert (card_t number) const
{
assert (number < getNumValues ());
if (myConstraint)
return Type::convert (number);
return new class LeafValue (*this, int_t (card_t (INT_T_MIN) + number));
}
#ifdef EXPR_COMPILE
# include "StringBuffer.h"
void
IntType::compileDefinition (class StringBuffer& out,
unsigned indent) const
{
out.indent (indent);
out.append ("signed");
}
void
IntType::do_compileConversion (class StringBuffer& out,
unsigned indent,
const char* value,
const char* number,
bool add) const
{
out.indent (indent);
out.append (number);
out.append (add ? "+=" : "=");
out.append ("(card_t) (");
out.append (value);
out.append (");\n");
}
#endif // EXPR_COMPILE
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