6502/DebugInfo.cpp at master · mikekov/6502 · GitHub

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/*-----------------------------------------------------------------------------
	6502 Macroassembler and Simulator

Copyright (C) 1995-2003 Michal Kowalski

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., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
-----------------------------------------------------------------------------*/

#include "StdAfx.h"
#include "DebugInfo.h"


// ustawienie przerwania
CAsm::Breakpoint CDebugInfo::SetBreakpoint(int line, FileUID file, int bp)
{
  ASSERT( (bp & ~BPT_MASK) == 0 );	// niedozwolona kombinacja bitów okreœlaj¹cych przerwanie

  CDebugLine dl;
  GetAddress(dl,line,file);	// znalezienie adresu odpowiadaj¹cego wierszowi
  if (dl.flags == DBG_EMPTY || (dl.flags & DBG_MACRO))
    return BPT_NO_CODE;		// nie ma kodu w wierszu 'line'
  if (bp == BPT_NONE)		// rodzaj przerwania nie zosta³ podany?
    bp = dl.flags & DBG_CODE ? BPT_EXECUTE : BPT_READ|BPT_WRITE|BPT_EXECUTE;
  return m_breakpoints.Set(dl.addr,bp);
}


CAsm::Breakpoint CDebugInfo::ModifyBreakpoint(int line, FileUID file, int bp)
{
  ASSERT( (bp & ~(BPT_MASK|BPT_DISABLED)) == 0 );	// niedozwolona kombinacja bitów okreœlaj¹cych przerwanie

  CDebugLine dl;
  GetAddress(dl,line,file);	// znalezienie adresu odpowiadaj¹cego wierszowi
  if (dl.flags == DBG_EMPTY || (dl.flags & DBG_MACRO))
    return BPT_NO_CODE;		// nie ma kodu w wierszu 'line'
  if ((bp & BPT_MASK) == BPT_NONE)
  {
    m_breakpoints.ClrBrkp(dl.addr);	// skasowanie przerwania
    return BPT_NONE;
  }
  bp = m_breakpoints.Set(dl.addr,bp & ~BPT_DISABLED);
  m_breakpoints.Enable(dl.addr, !(bp & BPT_DISABLED) );
  return (Breakpoint)bp;
}


CAsm::Breakpoint CDebugInfo::GetBreakpoint(int line, FileUID file)
{
  CDebugLine dl;
  GetAddress(dl,line,file);	// znalezienie adresu odpowiadaj¹cego wierszowi
  if (dl.flags == DBG_EMPTY || (dl.flags & DBG_MACRO))
  {
//    ASSERT(FALSE);
    return BPT_NO_CODE;		// nie ma kodu w wierszu 'line'
  }
  return m_breakpoints.Get(dl.addr);
}


CAsm::Breakpoint CDebugInfo::ToggleBreakpoint(int line, FileUID file)
{
  CDebugLine dl;
  GetAddress(dl,line,file);	// znalezienie adresu odpowiadaj¹cego wierszowi
  if (dl.flags == DBG_EMPTY || (dl.flags & DBG_MACRO))
    return BPT_NO_CODE;		// nie ma kodu w wierszu 'line'

  if (m_breakpoints.Get(dl.addr) != BPT_NONE)	// jest ju¿ ustawione przerwanie?
    return m_breakpoints.Clr(dl.addr);
  else
    return m_breakpoints.Set(dl.addr, dl.flags & DBG_CODE ? BPT_EXECUTE : BPT_READ|BPT_WRITE|BPT_EXECUTE);
}


void CDebugInfo::ClrBreakpoint(int line, FileUID file)
{
  CDebugLine dl;
  GetAddress(dl,line,file);	// znalezienie adresu odpowiadaj¹cego wierszowi
  if (dl.flags == DBG_EMPTY || (dl.flags & DBG_MACRO))
  {
    ASSERT(FALSE);		// nie ma kodu w wierszu 'line'
    return;
  }
  m_breakpoints.Clr(dl.addr);
}