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/*
* Copyright (c) 1996 Tommaso Cucinotta, Alessandro Evangelista, Luigi Rizzo
* All rights reserved.
*
* Dip. di Ingegneria dell'Informazione, Universita of Pisa,
* via Diotisalvi 2 -- 56126 Pisa.
* email: simulpic@iet.unipi.it
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by
* Tommaso Cucinotta, Alessandro Evangelista and Luigi Rizzo
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
* INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
* STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/*
*
* Project: SimulPIC
* FileName: tstack.cc
*
*
*/
#include "tstack.h"
#include <stdio.h>
TStack::TStack()
{
Pointer=STACK_SIZE;
}
void TStack::Push(TProgram_Address addr)
{
if (Pointer==0) {
printf("Warning: Stack overflow\n");
Pointer=STACK_SIZE;
}
Stack[--Pointer]=addr;
}
TProgram_Address TStack::Pop()
{
if (Pointer==STACK_SIZE) {
printf("Warning: Pop on empty stack\n");
Pointer=0;
}
return Stack[Pointer++];
}
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