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/trace.hh
+++ b/simulators/gem5/src/base/trace.hh
@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 2001-2006 The Regents of The University of Michigan
+ * 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
+ *          Steve Reinhardt
+ */
+
+#ifndef __BASE_TRACE_HH__
+#define __BASE_TRACE_HH__
+
+#include <string>
+
+#include "base/cprintf.hh"
+#include "base/debug.hh"
+#include "base/match.hh"
+#include "base/types.hh"
+#include "sim/core.hh"
+
+namespace Trace {
+
+using Debug::SimpleFlag;
+using Debug::CompoundFlag;
+
+std::ostream &output();
+void setOutput(const std::string &filename);
+
+extern bool enabled;
+bool changeFlag(const char *str, bool value);
+void dumpStatus();
+
+extern ObjectMatch ignore;
+extern const std::string DefaultName;
+
+void dprintf(Tick when, const std::string &name, const char *format,
+             CPRINTF_DECLARATION);
+void dump(Tick when, const std::string &name, const void *data, int len);
+
+} // namespace Trace
+
+// This silly little class allows us to wrap a string in a functor
+// object so that we can give a name() that DPRINTF will like
+struct StringWrap
+{
+    std::string str;
+    StringWrap(const std::string &s) : str(s) {}
+    const std::string &operator()() const { return str; }
+};
+
+inline const std::string &name() { return Trace::DefaultName; }
+
+//
+// DPRINTF is a debugging trace facility that allows one to
+// selectively enable tracing statements.  To use DPRINTF, there must
+// be a function or functor called name() that returns a const
+// std::string & in the current scope.
+//
+// If you desire that the automatic printing not occur, use DPRINTFR
+// (R for raw)
+//
+
+#if TRACING_ON
+
+#define DTRACE(x) ((Debug::x) && Trace::enabled)
+
+#define DDUMP(x, data, count) do {                              \
+    using namespace Debug;                                      \
+    if (DTRACE(x))                                              \
+        Trace::dump(curTick(), name(), data, count);              \
+} while (0)
+
+#define DPRINTF(x, ...) do {                                    \
+    using namespace Debug;                                      \
+    if (DTRACE(x))                                              \
+        Trace::dprintf(curTick(), name(), __VA_ARGS__);           \
+} while (0)
+
+#define DPRINTFS(x, s, ...) do {                                \
+    using namespace Debug;                                      \
+    if (DTRACE(x))                                              \
+        Trace::dprintf(curTick(), s->name(), __VA_ARGS__);      \
+} while (0)
+
+#define DPRINTFR(x, ...) do {                                   \
+    using namespace Debug;                                      \
+    if (DTRACE(x))                                              \
+        Trace::dprintf((Tick)-1, std::string(), __VA_ARGS__);   \
+} while (0)
+
+#define DDUMPN(data, count) do {                                \
+    Trace::dump(curTick(), name(), data, count);                  \
+} while (0)
+
+#define DPRINTFN(...) do {                                      \
+    Trace::dprintf(curTick(), name(), __VA_ARGS__);               \
+} while (0)
+
+#define DPRINTFNR(...) do {                                     \
+    Trace::dprintf((Tick)-1, string(), __VA_ARGS__);            \
+} while (0)
+
+#else // !TRACING_ON
+
+#define DTRACE(x) (false)
+#define DDUMP(x, data, count) do {} while (0)
+#define DPRINTF(x, ...) do {} while (0)
+#define DPRINTFS(x, ...) do {} while (0)
+#define DPRINTFR(...) do {} while (0)
+#define DDUMPN(data, count) do {} while (0)
+#define DPRINTFN(...) do {} while (0)
+#define DPRINTFNR(...) do {} while (0)
+
+#endif  // TRACING_ON
+
+#endif // __BASE_TRACE_HH__