merge with m5 head

--HG--
extra : convert_revision : c90339248d1ee74df1c6b90a77ec9ea41f646311

4 files changed, 83 insertions, 18 deletions

diff --git a/base/statistics.cc b/base/statistics.cc
index 49294ad27..dce545f18 100644
--- a/base/statistics.cc
+++ b/base/statistics.cc
@@ -57,7 +57,7 @@ __nan()
 }
 #endif
 
-#ifdef STAT_DEBUG
+#ifdef DEBUG
 static int total_stats = 0;
 #endif
 
@@ -409,6 +409,14 @@ DataAccess::setPrint()
     Database::StatDB().regPrint(this);
 }
 
+StatData::StatData()
+    : flags(none), precision(-1), prereq(0)
+{
+#ifdef DEBUG
+    number = total_stats++;
+#endif
+}
+
 StatData::~StatData()
 {
 }
@@ -443,8 +451,8 @@ bool
 StatData::baseCheck() const
 {
     if (!(flags & init)) {
-#ifdef STAT_DEBUG
-        cprintf("this is stat number %d\n",(*i)->number);
+#ifdef DEBUG
+        cprintf("this is stat number %d\n", number);
 #endif
         panic("Not all stats have been initialized");
         return false;
diff --git a/base/statistics.hh b/base/statistics.hh
index d8b78fbff..0dad31a5a 100644
--- a/base/statistics.hh
+++ b/base/statistics.hh
@@ -60,12 +60,6 @@
 #include "base/str.hh"
 #include "sim/host.hh"
 
-//
-//  Un-comment this to enable weirdo-stat debugging
-//
-// #define STAT_DEBUG
-
-
 #ifndef NAN
 float __nan();
 /** Define Not a number. */
@@ -146,10 +140,7 @@ struct StatData
     /** A pointer to a prerequisite Stat. */
     const StatData *prereq;
 
-    StatData()
-        : flags(none), precision(-1), prereq(0)
-    {}
-
+    StatData();
     virtual ~StatData();
 
     /**
@@ -193,6 +184,10 @@ struct StatData
      * @return stat1's name is alphabetically before stat2's
      */
     static bool less(StatData *stat1, StatData *stat2);
+
+#ifdef DEBUG
+    int number;
+#endif
 };
 
 struct ScalarDataBase : public StatData
@@ -2503,7 +2498,7 @@ struct NoBin
  * binned.  If the typedef is NoBin, nothing is binned.  If it is
  * MainBin, then all stats are binned under that Bin.
  */
-#ifdef FS_MEASURE
+#if defined(FS_MEASURE)
 typedef MainBin DefaultBin;
 #else
 typedef NoBin DefaultBin;
diff --git a/base/trace.cc b/base/trace.cc
index 156110376..e56bdb11b 100644
--- a/base/trace.cc
+++ b/base/trace.cc
@@ -208,8 +208,7 @@ PrintfRecord::dump(ostream &os)
 
 
 
-RawDataRecord::RawDataRecord(Tick _cycle,
-                                    const uint8_t *_data, int _len)
+RawDataRecord::RawDataRecord(Tick _cycle, const void *_data, int _len)
     : Record(_cycle), len(_len)
 {
     data = new uint8_t[len];
@@ -320,3 +319,66 @@ echoTrace(bool on)
         }
     }
 }
+
+extern "C"
+void
+printTraceFlags()
+{
+    using namespace Trace;
+    for (int i = 0; i < numFlagStrings; ++i)
+        if (flags[i])
+            cprintf("%s\n", flagStrings[i]);
+}
+
+void
+tweakTraceFlag(const char *string, bool value)
+{
+    using namespace Trace;
+    std::string str(string);
+
+    for (int i = 0; i < numFlagStrings; ++i) {
+        if (str != flagStrings[i])
+            continue;
+
+        int idx = i;
+
+        if (idx < NumFlags) {
+            flags[idx] = value;
+        } else {
+            idx -= NumFlags;
+            if (idx >= NumCompoundFlags) {
+                ccprintf(cerr, "Invalid compound flag");
+                return;
+            }
+
+            const Flags *flagVec = compoundFlags[idx];
+
+            for (int j = 0; flagVec[j] != -1; ++j) {
+                if (flagVec[j] >= NumFlags) {
+                    ccprintf(cerr, "Invalid compound flag");
+                    return;
+                }
+                flags[flagVec[j]] = value;
+            }
+        }
+
+        cprintf("flag %s was %s\n", string, value ? "set" : "cleared");
+        return;
+    }
+
+    cprintf("could not find flag %s\n", string);
+}
+
+extern "C"
+void
+setTraceFlag(const char *string)
+{
+    tweakTraceFlag(string, true);
+}
+
+extern "C"
+void
+clearTraceFlag(const char *string)
+{
+    tweakTraceFlag(string, false);
+}
diff --git a/base/trace.hh b/base/trace.hh
index 9e5952765..e49d7aa61 100644
--- a/base/trace.hh
+++ b/base/trace.hh
@@ -108,7 +108,7 @@ namespace Trace {
         int len;
 
       public:
-        RawDataRecord(Tick cycle, const uint8_t *_data, int _len);
+        RawDataRecord(Tick cycle, const void *_data, int _len);
         virtual ~RawDataRecord();
 
         virtual void dump(std::ostream &);
@@ -149,7 +149,7 @@ namespace Trace {
     }
 
     inline void
-    rawDump(const uint8_t *data, int len)
+    rawDump(const void *data, int len)
     {
         theLog.append(new Trace::RawDataRecord(curTick, data, len));
     }