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changeset 4131:e9b91fd07263

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Merge
author jmasa
date Fri, 09 Dec 2011 06:46:57 -0800
parents 81f7362f7bed (current diff) d23d2b18183e (diff)
children 6d7d0790074d 3b688d6ff3d0 2685ea97b89f abcceac2f7cd
files
diffstat 8 files changed, 24 insertions(+), 22 deletions(-) [+]
line wrap: on
line diff
--- a/make/bsd/makefiles/gcc.make	Thu Dec 08 10:27:33 2011 -0800
+++ b/make/bsd/makefiles/gcc.make	Fri Dec 09 06:46:57 2011 -0800
@@ -86,7 +86,6 @@
 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"
 # Allow the user to turn off precompiled headers from the command line.
 ifneq ($(USE_PRECOMPILED_HEADER),0)
-USE_PRECOMPILED_HEADER=1
 PRECOMPILED_HEADER_DIR=.
 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp
 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch
@@ -216,7 +215,7 @@
 endif
 
 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
-ifneq ($(USE_PRECOMPILED_HEADER),1)
+ifeq ($(USE_PRECOMPILED_HEADER),0)
 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
 endif
 
--- a/make/bsd/makefiles/top.make	Thu Dec 08 10:27:33 2011 -0800
+++ b/make/bsd/makefiles/top.make	Fri Dec 09 06:46:57 2011 -0800
@@ -47,12 +47,10 @@
 Plat_File   = $(Platform_file)
 CDG         = cd $(GENERATED); 
 
-ifdef USE_PRECOMPILED_HEADER
-PrecompiledOption = -DUSE_PRECOMPILED_HEADER
-UpdatePCH         = $(MAKE) -f vm.make $(PRECOMPILED_HEADER) $(MFLAGS) 
+ifneq ($(USE_PRECOMPILED_HEADER),0)
+UpdatePCH = $(MAKE) -f vm.make $(PRECOMPILED_HEADER) $(MFLAGS) 
 else
-UpdatePCH         = \# precompiled header is not used
-PrecompiledOption = 
+UpdatePCH = \# precompiled header is not used
 endif
 
 Cached_plat = $(GENERATED)/platform.current
--- a/make/linux/makefiles/gcc.make	Thu Dec 08 10:27:33 2011 -0800
+++ b/make/linux/makefiles/gcc.make	Fri Dec 09 06:46:57 2011 -0800
@@ -50,7 +50,6 @@
 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"
 # Allow the user to turn off precompiled headers from the command line.
 ifneq ($(USE_PRECOMPILED_HEADER),0)
-USE_PRECOMPILED_HEADER=1
 PRECOMPILED_HEADER_DIR=.
 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp
 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch
@@ -165,7 +164,7 @@
 endif
 
 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
-ifneq ($(USE_PRECOMPILED_HEADER),1)
+ifeq ($(USE_PRECOMPILED_HEADER),0)
 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
 endif
 
--- a/make/linux/makefiles/top.make	Thu Dec 08 10:27:33 2011 -0800
+++ b/make/linux/makefiles/top.make	Fri Dec 09 06:46:57 2011 -0800
@@ -47,12 +47,10 @@
 Plat_File   = $(Platform_file)
 CDG         = cd $(GENERATED); 
 
-ifdef USE_PRECOMPILED_HEADER
-PrecompiledOption = -DUSE_PRECOMPILED_HEADER
-UpdatePCH         = $(MAKE) -f vm.make $(PRECOMPILED_HEADER) $(MFLAGS) 
+ifneq ($(USE_PRECOMPILED_HEADER),0)
+UpdatePCH = $(MAKE) -f vm.make $(PRECOMPILED_HEADER) $(MFLAGS) 
 else
-UpdatePCH         = \# precompiled header is not used
-PrecompiledOption = 
+UpdatePCH = \# precompiled header is not used
 endif
 
 Cached_plat = $(GENERATED)/platform.current
--- a/make/solaris/makefiles/gcc.make	Thu Dec 08 10:27:33 2011 -0800
+++ b/make/solaris/makefiles/gcc.make	Fri Dec 09 06:46:57 2011 -0800
@@ -49,7 +49,6 @@
 ifneq "$(shell expr \( $(CC_VER_MAJOR) \> 3 \) \| \( \( $(CC_VER_MAJOR) = 3 \) \& \( $(CC_VER_MINOR) \>= 4 \) \))" "0"
 # Allow the user to turn off precompiled headers from the command line.
 ifneq ($(USE_PRECOMPILED_HEADER),0)
-USE_PRECOMPILED_HEADER=1
 PRECOMPILED_HEADER_DIR=.
 PRECOMPILED_HEADER_SRC=$(GAMMADIR)/src/share/vm/precompiled/precompiled.hpp
 PRECOMPILED_HEADER=$(PRECOMPILED_HEADER_DIR)/precompiled.hpp.gch
@@ -142,7 +141,7 @@
 endif
 
 # -DDONT_USE_PRECOMPILED_HEADER will exclude all includes in precompiled.hpp.
-ifneq ($(USE_PRECOMPILED_HEADER),1)
+ifeq ($(USE_PRECOMPILED_HEADER),0)
 CFLAGS += -DDONT_USE_PRECOMPILED_HEADER
 endif
 
--- a/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Thu Dec 08 10:27:33 2011 -0800
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Fri Dec 09 06:46:57 2011 -0800
@@ -4052,7 +4052,7 @@
   Par_ConcMarkingClosure(CMSCollector* collector, CMSConcMarkingTask* task, OopTaskQueue* work_queue,
                          CMSBitMap* bit_map, CMSMarkStack* overflow_stack,
                          CMSMarkStack* revisit_stack):
-    Par_KlassRememberingOopClosure(collector, NULL, revisit_stack),
+    Par_KlassRememberingOopClosure(collector, collector->ref_processor(), revisit_stack),
     _task(task),
     _span(collector->_span),
     _work_queue(work_queue),
--- a/src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp	Thu Dec 08 10:27:33 2011 -0800
+++ b/src/share/vm/gc_implementation/g1/g1CollectorPolicy.cpp	Fri Dec 09 06:46:57 2011 -0800
@@ -1549,9 +1549,15 @@
         _partially_young_cards_per_entry_ratio_seq->add(cards_per_entry_ratio);
     }
 
-    size_t rs_length_diff = _max_rs_lengths - _recorded_rs_lengths;
-    if (rs_length_diff >= 0)
-      _rs_length_diff_seq->add((double) rs_length_diff);
+    // It turns out that, sometimes, _max_rs_lengths can get smaller
+    // than _recorded_rs_lengths which causes rs_length_diff to get
+    // very large and mess up the RSet length predictions. We'll be
+    // defensive until we work out why this happens.
+    size_t rs_length_diff = 0;
+    if (_max_rs_lengths > _recorded_rs_lengths) {
+      rs_length_diff = _max_rs_lengths - _recorded_rs_lengths;
+    }
+    _rs_length_diff_seq->add((double) rs_length_diff);
 
     size_t copied_bytes = surviving_bytes;
     double cost_per_byte_ms = 0.0;
--- a/src/share/vm/gc_implementation/g1/g1OopClosures.inline.hpp	Thu Dec 08 10:27:33 2011 -0800
+++ b/src/share/vm/gc_implementation/g1/g1OopClosures.inline.hpp	Fri Dec 09 06:46:57 2011 -0800
@@ -84,8 +84,11 @@
       // slightly paranoid test; I'm trying to catch potential
       // problems before we go into push_on_queue to know where the
       // problem is coming from
-      assert(obj == oopDesc::load_decode_heap_oop(p),
-             "p should still be pointing to obj");
+      assert((obj == oopDesc::load_decode_heap_oop(p)) ||
+             (obj->is_forwarded() &&
+                 obj->forwardee() == oopDesc::load_decode_heap_oop(p)),
+             "p should still be pointing to obj or to its forwardee");
+
       _par_scan_state->push_on_queue(p);
     } else {
       _par_scan_state->update_rs(_from, p, _par_scan_state->queue_num());