Fail* directories reorganized, Code-cleanup (-> coding-style), Typos+comments fixed.

git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1321 8c4709b5-6ec9-48aa-a5cd-a96041d1645a

src/core/util/MemoryMap.hpp

@@ -0,0 +1,80 @@
+#ifndef __MEMORYMAP_HPP__
+  #define __MEMORYMAP_HPP__
+
+#ifdef BOOST_1_46_OR_NEWER
+#include <boost/icl/interval_set.hpp>
+using namespace boost::icl;
+#endif
+
+#include <set>
+
+#include "sal/SALConfig.hpp"
+
+namespace fail {
+
+/**
+ * \class MemoryMap
+ * An efficient container for memory maps with holes.
+ */
+class MemoryMap {
+private:
+#ifdef BOOST_1_46_OR_NEWER
+	typedef interval<address_t>::type address_interval;
+	typedef interval_set<address_t>::type address_set;
+
+	address_set as;
+public:
+	MemoryMap() { }
+	void clear() { as.clear(); }
+	void add(address_t addr, int size) { as.add(address_interval(addr, addr+size-1)); }
+	void isMatching(address_t addr, int size) { return intersects(as, address_interval(addr, addr+size-1)); }
+#endif
+	std::set<address_t> as;
+public:
+	MemoryMap() { }
+	/**
+	 * Clears the map.
+	 */
+	void clear() { as.clear(); }
+	/**
+	 * Adds one or a sequence of addresses to the map.
+	 */
+	void add(address_t addr, int size = 1)
+	{
+		for (int i = 0; i < size; ++i) {
+			as.insert(addr + i);
+		}
+	}
+	/**
+	 * Determines whether a given memory access at address \a addr with width
+	 * \a size hits the map.  
+	 */
+	bool isMatching(address_t addr, int size = 1)
+	{
+		for (int i = 0; i < size; ++i) {
+			if (as.find(addr + i) != as.end()) {
+				return true;
+			}
+		}
+		return false;
+	}
+	/**
+	 * The (STL-style) iterator of this class used to iterate over all
+	 * addresses in this map.
+	 */
+	typedef std::set<address_t>::iterator iterator;
+	/**
+	 * Returns an (STL-style) iterator to the beginning of the internal data
+	 * structure.
+	 */
+	iterator begin() { return as.begin(); }
+	/**
+	 * Returns an (STL-style) iterator to the end of the interal data
+	 * structure.
+	 */
+	iterator end() { return as.end(); }
+};
+
+} // end-of-namespace: fail
+
+#endif // __MEMORYMAP_HPP__