Adding gem5 source to svn.

git-svn-id: https://www4.informatik.uni-erlangen.de/i4svn/danceos/trunk/devel/fail@1819 8c4709b5-6ec9-48aa-a5cd-a96041d1645a
2012-10-24 19:18:57 +00:00
parent f7ff71bd46
commit b41eec3f65
3222 changed files with 658579 additions and 1 deletions
--- a/simulators/gem5/src/base/flags.hh
+++ b/simulators/gem5/src/base/flags.hh
@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2008 The Hewlett-Packard Development Company
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met: redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer;
+ * 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;
+ * neither the name of the copyright holders nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "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 COPYRIGHT
+ * OWNER OR CONTRIBUTORS 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.
+ *
+ * Authors: Nathan Binkert
+ */
+
+#ifndef __BASE_FLAGS_HH__
+#define __BASE_FLAGS_HH__
+
+template <typename T>
+class Flags
+{
+  private:
+    T _flags;
+
+  public:
+    typedef T Type;
+    Flags() : _flags(0) {}
+    Flags(Type flags) : _flags(flags) {}
+
+    operator const Type() const { return _flags; }
+
+    template <typename U> 
+    const Flags<T> &
+    operator=(const Flags<U> &flags)
+    {
+        _flags = flags._flags;
+        return *this;
+    }
+
+    const Flags<T> &
+    operator=(T flags)
+    {
+        _flags = flags;
+        return *this;
+    }
+    
+    bool isSet() const { return _flags; }
+    bool isSet(Type flags) const { return (_flags & flags); }
+    bool allSet() const { return !(~_flags); }
+    bool allSet(Type flags) const { return (_flags & flags) == flags; }
+    bool noneSet() const { return _flags == 0; }
+    bool noneSet(Type flags) const { return (_flags & flags) == 0; }
+    void clear() { _flags = 0; }
+    void clear(Type flags) { _flags &= ~flags; }
+    void set(Type flags) { _flags |= flags; }
+    void set(Type f, bool val) { _flags = (_flags & ~f) | (val ? f : 0); }
+    void
+    update(Type flags, Type mask)
+    {
+        _flags = (_flags & ~mask) | (flags & mask);
+    }
+};
+
+#endif // __BASE_FLAGS_HH__