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/* trace.c -- Simulator breakpoints
   Copyright (C) 1999 Damjan Lampret, lampret@opencores.org
 
This file is part of OpenRISC 1000 Architectural Simulator.
 
This program 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 of the License, or
(at your option) any later version.
 
This program 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
along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
 
#include <stdio.h>
#include <ctype.h>
#include <string.h>
#include <stdlib.h>
#include <signal.h>
#include <stdarg.h>
 
#include "arch.h"
#include "parse.h"
#include "abstract.h"
#include "trace.h"
#include "execute.h"
 
/* Set instruction execution breakpoint. */
 
void set_insnbrkpoint(unsigned long addr)
{
	addr &= 0xfffffffc;	/* 32-bit aligned */
 
	if (addr < MEMORY_LEN)
		if (mem[addr].brk) {
			mem[addr].brk = 0;
			printf("\nBreakpoint at 0x%.8lx cleared.\n", addr);
		} else {
			mem[addr].brk = 1;
			printf("\nBreakpoint at 0x%.8lx set.\n", addr);
		}
	else
		printf("ERROR: Can't set this breakpoint out of memory.\n");
 
	return;
}