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- // $Id: CodeCache.h,v 1.10 1998/03/25 12:42:37 zeller Exp $ -*- C++ -*-
- // Machine Code Cache
-
- // Copyright (C) 1995 Technische Universitaet Braunschweig, Germany.
- // Written by Andreas Zeller <zeller@ips.cs.tu-bs.de>.
- //
- // This file is part of DDD.
- //
- // DDD 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.
- //
- // DDD 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 DDD -- see the file COPYING.
- // If not, write to the Free Software Foundation, Inc.,
- // 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- //
- // DDD is the data display debugger.
- // For details, see the DDD World-Wide-Web page,
- // `http://www.cs.tu-bs.de/softech/ddd/',
- // or send a mail to the DDD developers <ddd@ips.cs.tu-bs.de>.
-
- #ifndef _DDD_CodeCache_h
- #define _DDD_CodeCache_h
-
- #ifdef __GNUG__
- #pragma interface
- #endif
-
- #include "strclass.h"
- #include "bool.h"
- #include "VarArray.h"
- #include <ctype.h>
-
- // A single entry in the code cache
- struct CodeCacheEntry {
- string start; // First location
- string end; // Last location
- string code; // Actual code
-
- CodeCacheEntry()
- : start(), end(), code()
- {}
- CodeCacheEntry(const string& s, const string& e, const string& c)
- : start(s), end(e), code(c)
- {}
- CodeCacheEntry(const CodeCacheEntry& cce)
- : start(cce.start), end(cce.end), code(cce.code)
- {}
- CodeCacheEntry& operator = (const CodeCacheEntry& cce)
- {
- start = cce.start;
- end = cce.end;
- code = cce.code;
- return *this;
- }
- bool operator == (const CodeCacheEntry& cce)
- {
- return start == cce.start
- && end == cce.end
- && code == cce.code;
- }
- bool operator != (const CodeCacheEntry& cce)
- {
- return !operator==(cce);
- }
- };
-
- typedef VarArray<CodeCacheEntry> CodeCache;
-
-
- // Compare addresses:
- // return Z such that Z < 0 if X < Y, Z == 0 if X == Y, Z > 0 if X > Y
- int compare_address(const string& x, const string& y);
-
- // Return true if C is a leading zero character
- inline bool is_leading_zero(char c)
- {
- return c == '0' || c == 'x' || c == 'X' || c == 'H' || c == '\''
- || isspace(c);
- }
-
- // Return true if C is a trailing zero character
- inline bool is_trailing_zero(char c)
- {
- return c == 'h' || c == 'H' || isspace(c);
- }
-
- #endif // _DDD_CodeCache_h
- // DON'T ADD ANYTHING BEHIND THIS #endif
-