Merge

hotspot/agent/src/share/classes/sun/jvm/hotspot/tools/HeapSummary.java

@@ -193,8 +193,12 @@ public class HeapSummary extends Tool {
 
    private static final double FACTOR = 1024*1024;
    private void printValMB(String title, long value) {
-      double mb = value / FACTOR;
-      System.out.println(alignment + title + value + " (" + mb + "MB)");
+      if (value < 0) {
+        System.out.println(alignment + title +   (value >>> 20)  + " MB");
+      } else {
+        double mb = value/FACTOR;
+        System.out.println(alignment + title + value + " (" + mb + "MB)");
+      }
    }
 
    private void printValue(String title, long value) {

hotspot/make/jprt.config

@@ -77,9 +77,7 @@ if [ "${osname}" = SunOS ] ; then
             # All jdk6 builds use SS11
             compiler_name=SS11
         else
-            # FIXUP: Change to SS12 once it has been validated.
-	    #compiler_name=SS12
-            compiler_name=SS11
+	    compiler_name=SS12
         fi
     fi
     

hotspot/make/solaris/makefiles/sparcWorks.make

@@ -51,12 +51,9 @@ ifeq ($(JDK_MINOR_VERSION),6)
   VALIDATED_COMPILER_REV   := 5.8
   VALIDATED_C_COMPILER_REV := 5.8
 else
-  # FIXUP: Change to SS12 (5.9) once it has been validated.
   # Validated compiler for JDK7 is SS12 (5.9)
-  #VALIDATED_COMPILER_REV   := 5.9
-  #VALIDATED_C_COMPILER_REV := 5.9
-  VALIDATED_COMPILER_REV   := 5.8
-  VALIDATED_C_COMPILER_REV := 5.8
+  VALIDATED_COMPILER_REV   := 5.9
+  VALIDATED_C_COMPILER_REV := 5.9
 endif
 
 # Warning messages about not using the above validated version

hotspot/src/share/vm/gc_implementation/parNew/parGCAllocBuffer.cpp

@@ -229,7 +229,7 @@ void ParGCAllocBufferWithBOT::retire(bool end_of_gc, bool retain) {
     HeapWord* first_card_start = _bsa->address_for_index(first_card_index);
     if (first_card_start < pre_top) {
       HeapWord* second_card_start =
-        _bsa->address_for_index(first_card_index + 1);
+        _bsa->inc_by_region_size(first_card_start);
 
       // Ensure enough room to fill with the smallest block
       second_card_start = MAX2(second_card_start, pre_top + AlignmentReserve);

hotspot/src/share/vm/memory/blockOffsetTable.hpp

@@ -199,6 +199,12 @@ public:
   // "index" in "_offset_array".
   HeapWord* address_for_index(size_t index) const;
 
+  // Return the address "p" incremented by the size of
+  // a region.  This method does not align the address
+  // returned to the start of a region.  It is a simple
+  // primitive.
+  HeapWord* inc_by_region_size(HeapWord* p) const { return p + N_words; }
+
   // Shared space support
   void serialize(SerializeOopClosure* soc, HeapWord* start, HeapWord* end);
 };

hotspot/src/share/vm/memory/compactingPermGenGen.cpp

@@ -421,30 +421,6 @@ size_t CompactingPermGenGen::max_capacity() const {
 }
 
 
-
-bool CompactingPermGenGen::grow_by(size_t bytes) {
-  // Don't allow _virtual_size to expand into shared spaces.
-  size_t max_bytes = _virtual_space.uncommitted_size() - _shared_space_size;
-  if (bytes > _shared_space_size) {
-    bytes = _shared_space_size;
-  }
-  return OneContigSpaceCardGeneration::grow_by(bytes);
-}
-
-
-bool CompactingPermGenGen::grow_to_reserved() {
-  // Don't allow _virtual_size to expand into shared spaces.
-  bool success = false;
-  if (_virtual_space.uncommitted_size() > _shared_space_size) {
-    size_t remaining_bytes =
-      _virtual_space.uncommitted_size() - _shared_space_size;
-    success = OneContigSpaceCardGeneration::grow_by(remaining_bytes);
-    DEBUG_ONLY(if (!success) warning("grow to reserved failed");)
-  }
-  return success;
-}
-
-
 // No young generation references, clear this generation's main space's
 // card table entries.  Do NOT clear the card table entries for the
 // read-only space (always clear) or the read-write space (valuable

hotspot/src/share/vm/memory/compactingPermGenGen.hpp

@@ -183,8 +183,6 @@ public:
   void compact();
   void post_compact();
   size_t contiguous_available() const;
-  bool grow_by(size_t bytes);
-  virtual bool grow_to_reserved();
 
   void clear_remembered_set();
   void invalidate_remembered_set();

hotspot/src/share/vm/runtime/globals.hpp

@@ -1470,7 +1470,7 @@ class CommandLineFlags {
           "CMSPrecleanNumerator:CMSPrecleanDenominator yields convergence"  \
           " ratio")                                                         \
                                                                             \
-  product(bool, CMSPrecleanRefLists1, true,                                 \
+  product(bool, CMSPrecleanRefLists1, false,                                \
           "Preclean ref lists during (initial) preclean phase")             \
                                                                             \
   product(bool, CMSPrecleanRefLists2, false,                                \

hotspot/src/share/vm/runtime/statSampler.cpp

@@ -217,6 +217,7 @@ static const char* property_counters_ss[] = {
   "java.class.path",
   "java.endorsed.dirs",
   "java.ext.dirs",
+  "java.version",
   "java.home",
   NULL
 };