--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/hotspot/src/share/vm/gc_implementation/g1/g1HRPrinter.cpp	Fri Jun 24 12:38:49 2011 -0400
@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2011, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ *
+ */
+
+#include "precompiled.hpp"
+#include "gc_implementation/g1/g1HRPrinter.hpp"
+#include "gc_implementation/g1/heapRegion.hpp"
+#include "utilities/ostream.hpp"
+
+const char* G1HRPrinter::action_name(ActionType action) {
+  switch(action) {
+    case Alloc:          return "ALLOC";
+    case AllocForce:     return "ALLOC-FORCE";
+    case Retire:         return "RETIRE";
+    case Reuse:          return "REUSE";
+    case CSet:           return "CSET";
+    case EvacFailure:    return "EVAC-FAILURE";
+    case Cleanup:        return "CLEANUP";
+    case PostCompaction: return "POST-COMPACTION";
+    case Commit:         return "COMMIT";
+    case Uncommit:       return "UNCOMMIT";
+    default:             ShouldNotReachHere();
+  }
+  // trying to keep the Windows compiler happy
+  return NULL;
+}
+
+const char* G1HRPrinter::region_type_name(RegionType type) {
+  switch (type) {
+    case Unset:              return NULL;
+    case Eden:               return "Eden";
+    case Survivor:           return "Survivor";
+    case Old:                return "Old";
+    case SingleHumongous:    return "SingleH";
+    case StartsHumongous:    return "StartsH";
+    case ContinuesHumongous: return "ContinuesH";
+    default:                 ShouldNotReachHere();
+  }
+  // trying to keep the Windows compiler happy
+  return NULL;
+}
+
+const char* G1HRPrinter::phase_name(PhaseType phase) {
+  switch (phase) {
+    case StartGC:     return "StartGC";
+    case EndGC:       return "EndGC";
+    case StartFullGC: return "StartFullGC";
+    case EndFullGC:   return "EndFullGC";
+    default:          ShouldNotReachHere();
+  }
+  // trying to keep the Windows compiler happy
+  return NULL;
+}
+
+#define G1HR_PREFIX     " G1HR"
+
+void G1HRPrinter::print(ActionType action, RegionType type,
+                        HeapRegion* hr, HeapWord* top) {
+  const char* action_str = action_name(action);
+  const char* type_str   = region_type_name(type);
+  HeapWord* bottom = hr->bottom();
+
+  if (type_str != NULL) {
+    if (top != NULL) {
+      gclog_or_tty->print_cr(G1HR_PREFIX" %s(%s) "PTR_FORMAT" "PTR_FORMAT,
+                             action_str, type_str, bottom, top);
+    } else {
+      gclog_or_tty->print_cr(G1HR_PREFIX" %s(%s) "PTR_FORMAT,
+                             action_str, type_str, bottom);
+    }
+  } else {
+    if (top != NULL) {
+      gclog_or_tty->print_cr(G1HR_PREFIX" %s "PTR_FORMAT" "PTR_FORMAT,
+                             action_str, bottom, top);
+    } else {
+      gclog_or_tty->print_cr(G1HR_PREFIX" %s "PTR_FORMAT,
+                             action_str, bottom);
+    }
+  }
+}
+
+void G1HRPrinter::print(ActionType action, HeapWord* bottom, HeapWord* end) {
+  const char* action_str = action_name(action);
+
+  gclog_or_tty->print_cr(G1HR_PREFIX" %s ["PTR_FORMAT","PTR_FORMAT"]",
+                         action_str, bottom, end);
+}
+
+void G1HRPrinter::print(PhaseType phase, size_t phase_num) {
+  const char* phase_str = phase_name(phase);
+  gclog_or_tty->print_cr(G1HR_PREFIX" #%s "SIZE_FORMAT, phase_str, phase_num);
+}