changeset 5259:7944aba7ba41

8015107: NPG: Use consistent naming for metaspace concepts Reviewed-by: coleenp, mgerdin, hseigel
author ehelin
date Mon, 12 Aug 2013 17:37:02 +0200
parents 313b724f8911
children 440edcf30231 f7bc2ab5f659
files agent/src/share/classes/sun/jvm/hotspot/runtime/VM.java agent/src/share/classes/sun/jvm/hotspot/tools/HeapSummary.java src/cpu/sparc/vm/c1_LIRAssembler_sparc.cpp src/cpu/sparc/vm/c1_MacroAssembler_sparc.cpp src/cpu/sparc/vm/macroAssembler_sparc.cpp src/cpu/sparc/vm/sparc.ad src/cpu/sparc/vm/stubGenerator_sparc.cpp src/cpu/sparc/vm/vtableStubs_sparc.cpp src/cpu/x86/vm/c1_FrameMap_x86.hpp src/cpu/x86/vm/c1_LIRAssembler_x86.cpp src/cpu/x86/vm/c1_LIRGenerator_x86.cpp src/cpu/x86/vm/c1_MacroAssembler_x86.cpp src/cpu/x86/vm/macroAssembler_x86.cpp src/cpu/x86/vm/vtableStubs_x86_64.cpp src/cpu/x86/vm/x86_64.ad src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp src/share/vm/memory/metaspace.cpp src/share/vm/memory/metaspace.hpp src/share/vm/memory/metaspaceCounters.cpp src/share/vm/memory/universe.cpp src/share/vm/memory/universe.hpp src/share/vm/oops/arrayOop.hpp src/share/vm/oops/instanceOop.hpp src/share/vm/oops/oop.inline.hpp src/share/vm/opto/cfgnode.cpp src/share/vm/opto/compile.cpp src/share/vm/opto/connode.cpp src/share/vm/opto/library_call.cpp src/share/vm/opto/live.cpp src/share/vm/opto/macro.cpp src/share/vm/opto/memnode.cpp src/share/vm/opto/type.cpp src/share/vm/runtime/arguments.cpp src/share/vm/runtime/globals.hpp src/share/vm/services/memoryPool.cpp src/share/vm/services/memoryService.cpp test/gc/arguments/TestCompressedClassFlags.java test/gc/metaspace/ClassMetaspaceSizeInJmapHeap.java test/gc/metaspace/CompressedClassSpaceSizeInJmapHeap.java test/gc/metaspace/TestMetaspaceMemoryPool.java test/gc/metaspace/TestMetaspacePerfCounters.java test/runtime/CDSCompressedKPtrs/CDSCompressedKPtrs.java test/runtime/CDSCompressedKPtrs/CDSCompressedKPtrsError.java test/runtime/CompressedOops/CompressedKlassPointerAndOops.java
diffstat 44 files changed, 300 insertions(+), 247 deletions(-) [+]
line wrap: on
line diff
--- a/agent/src/share/classes/sun/jvm/hotspot/runtime/VM.java	Fri Sep 06 11:11:19 2013 -0700
+++ b/agent/src/share/classes/sun/jvm/hotspot/runtime/VM.java	Mon Aug 12 17:37:02 2013 +0200
@@ -792,7 +792,7 @@
 
   public boolean isCompressedKlassPointersEnabled() {
     if (compressedKlassPointersEnabled == null) {
-        Flag flag = getCommandLineFlag("UseCompressedKlassPointers");
+        Flag flag = getCommandLineFlag("UseCompressedClassPointers");
         compressedKlassPointersEnabled = (flag == null) ? Boolean.FALSE:
              (flag.getBool()? Boolean.TRUE: Boolean.FALSE);
     }
--- a/agent/src/share/classes/sun/jvm/hotspot/tools/HeapSummary.java	Fri Sep 06 11:11:19 2013 -0700
+++ b/agent/src/share/classes/sun/jvm/hotspot/tools/HeapSummary.java	Mon Aug 12 17:37:02 2013 +0200
@@ -66,18 +66,18 @@
       printGCAlgorithm(flagMap);
       System.out.println();
       System.out.println("Heap Configuration:");
-      printValue("MinHeapFreeRatio   = ", getFlagValue("MinHeapFreeRatio", flagMap));
-      printValue("MaxHeapFreeRatio   = ", getFlagValue("MaxHeapFreeRatio", flagMap));
-      printValMB("MaxHeapSize        = ", getFlagValue("MaxHeapSize", flagMap));
-      printValMB("NewSize            = ", getFlagValue("NewSize", flagMap));
-      printValMB("MaxNewSize         = ", getFlagValue("MaxNewSize", flagMap));
-      printValMB("OldSize            = ", getFlagValue("OldSize", flagMap));
-      printValue("NewRatio           = ", getFlagValue("NewRatio", flagMap));
-      printValue("SurvivorRatio      = ", getFlagValue("SurvivorRatio", flagMap));
-      printValMB("MetaspaceSize      = ", getFlagValue("MetaspaceSize", flagMap));
-      printValMB("ClassMetaspaceSize = ", getFlagValue("ClassMetaspaceSize", flagMap));
-      printValMB("MaxMetaspaceSize   = ", getFlagValue("MaxMetaspaceSize", flagMap));
-      printValMB("G1HeapRegionSize   = ", HeapRegion.grainBytes());
+      printValue("MinHeapFreeRatio         = ", getFlagValue("MinHeapFreeRatio", flagMap));
+      printValue("MaxHeapFreeRatio         = ", getFlagValue("MaxHeapFreeRatio", flagMap));
+      printValMB("MaxHeapSize              = ", getFlagValue("MaxHeapSize", flagMap));
+      printValMB("NewSize                  = ", getFlagValue("NewSize", flagMap));
+      printValMB("MaxNewSize               = ", getFlagValue("MaxNewSize", flagMap));
+      printValMB("OldSize                  = ", getFlagValue("OldSize", flagMap));
+      printValue("NewRatio                 = ", getFlagValue("NewRatio", flagMap));
+      printValue("SurvivorRatio            = ", getFlagValue("SurvivorRatio", flagMap));
+      printValMB("MetaspaceSize            = ", getFlagValue("MetaspaceSize", flagMap));
+      printValMB("CompressedClassSpaceSize = ", getFlagValue("CompressedClassSpaceSize", flagMap));
+      printValMB("MaxMetaspaceSize         = ", getFlagValue("MaxMetaspaceSize", flagMap));
+      printValMB("G1HeapRegionSize         = ", HeapRegion.grainBytes());
 
       System.out.println();
       System.out.println("Heap Usage:");
--- a/src/cpu/sparc/vm/c1_LIRAssembler_sparc.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/sparc/vm/c1_LIRAssembler_sparc.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -105,7 +105,7 @@
         if (src->is_address() && !src->is_stack() && (src->type() == T_OBJECT || src->type() == T_ARRAY)) return false;
       }
 
-      if (UseCompressedKlassPointers) {
+      if (UseCompressedClassPointers) {
         if (src->is_address() && !src->is_stack() && src->type() == T_ADDRESS &&
             src->as_address_ptr()->disp() == oopDesc::klass_offset_in_bytes()) return false;
       }
@@ -963,7 +963,7 @@
       case T_METADATA:  __ ld_ptr(base, offset, to_reg->as_register()); break;
       case T_ADDRESS:
 #ifdef _LP64
-        if (offset == oopDesc::klass_offset_in_bytes() && UseCompressedKlassPointers) {
+        if (offset == oopDesc::klass_offset_in_bytes() && UseCompressedClassPointers) {
           __ lduw(base, offset, to_reg->as_register());
           __ decode_klass_not_null(to_reg->as_register());
         } else
@@ -2208,7 +2208,7 @@
     // We don't know the array types are compatible
     if (basic_type != T_OBJECT) {
       // Simple test for basic type arrays
-      if (UseCompressedKlassPointers) {
+      if (UseCompressedClassPointers) {
         // We don't need decode because we just need to compare
         __ lduw(src, oopDesc::klass_offset_in_bytes(), tmp);
         __ lduw(dst, oopDesc::klass_offset_in_bytes(), tmp2);
@@ -2342,7 +2342,7 @@
     // but not necessarily exactly of type default_type.
     Label known_ok, halt;
     metadata2reg(op->expected_type()->constant_encoding(), tmp);
-    if (UseCompressedKlassPointers) {
+    if (UseCompressedClassPointers) {
       // tmp holds the default type. It currently comes uncompressed after the
       // load of a constant, so encode it.
       __ encode_klass_not_null(tmp);
--- a/src/cpu/sparc/vm/c1_MacroAssembler_sparc.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/sparc/vm/c1_MacroAssembler_sparc.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -186,7 +186,7 @@
     set((intx)markOopDesc::prototype(), t1);
   }
   st_ptr(t1, obj, oopDesc::mark_offset_in_bytes());
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     // Save klass
     mov(klass, t1);
     encode_klass_not_null(t1);
@@ -196,7 +196,7 @@
   }
   if (len->is_valid()) {
     st(len, obj, arrayOopDesc::length_offset_in_bytes());
-  } else if (UseCompressedKlassPointers) {
+  } else if (UseCompressedClassPointers) {
     // otherwise length is in the class gap
     store_klass_gap(G0, obj);
   }
--- a/src/cpu/sparc/vm/macroAssembler_sparc.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/sparc/vm/macroAssembler_sparc.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -3911,7 +3911,7 @@
   // The number of bytes in this code is used by
   // MachCallDynamicJavaNode::ret_addr_offset()
   // if this changes, change that.
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     lduw(src_oop, oopDesc::klass_offset_in_bytes(), klass);
     decode_klass_not_null(klass);
   } else {
@@ -3920,7 +3920,7 @@
 }
 
 void MacroAssembler::store_klass(Register klass, Register dst_oop) {
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     assert(dst_oop != klass, "not enough registers");
     encode_klass_not_null(klass);
     st(klass, dst_oop, oopDesc::klass_offset_in_bytes());
@@ -3930,7 +3930,7 @@
 }
 
 void MacroAssembler::store_klass_gap(Register s, Register d) {
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     assert(s != d, "not enough registers");
     st(s, d, oopDesc::klass_gap_offset_in_bytes());
   }
@@ -4089,7 +4089,7 @@
 }
 
 void MacroAssembler::encode_klass_not_null(Register r) {
-  assert (UseCompressedKlassPointers, "must be compressed");
+  assert (UseCompressedClassPointers, "must be compressed");
   assert(Universe::narrow_klass_base() != NULL, "narrow_klass_base should be initialized");
   assert(r != G6_heapbase, "bad register choice");
   set((intptr_t)Universe::narrow_klass_base(), G6_heapbase);
@@ -4105,7 +4105,7 @@
   if (src == dst) {
     encode_klass_not_null(src);
   } else {
-    assert (UseCompressedKlassPointers, "must be compressed");
+    assert (UseCompressedClassPointers, "must be compressed");
     assert(Universe::narrow_klass_base() != NULL, "narrow_klass_base should be initialized");
     set((intptr_t)Universe::narrow_klass_base(), dst);
     sub(src, dst, dst);
@@ -4119,7 +4119,7 @@
 // generated by decode_klass_not_null() and reinit_heapbase().  Hence, if
 // the instructions they generate change, then this method needs to be updated.
 int MacroAssembler::instr_size_for_decode_klass_not_null() {
-  assert (UseCompressedKlassPointers, "only for compressed klass ptrs");
+  assert (UseCompressedClassPointers, "only for compressed klass ptrs");
   // set + add + set
   int num_instrs = insts_for_internal_set((intptr_t)Universe::narrow_klass_base()) + 1 +
     insts_for_internal_set((intptr_t)Universe::narrow_ptrs_base());
@@ -4135,7 +4135,7 @@
 void  MacroAssembler::decode_klass_not_null(Register r) {
   // Do not add assert code to this unless you change vtableStubs_sparc.cpp
   // pd_code_size_limit.
-  assert (UseCompressedKlassPointers, "must be compressed");
+  assert (UseCompressedClassPointers, "must be compressed");
   assert(Universe::narrow_klass_base() != NULL, "narrow_klass_base should be initialized");
   assert(r != G6_heapbase, "bad register choice");
   set((intptr_t)Universe::narrow_klass_base(), G6_heapbase);
@@ -4151,7 +4151,7 @@
   } else {
     // Do not add assert code to this unless you change vtableStubs_sparc.cpp
     // pd_code_size_limit.
-    assert (UseCompressedKlassPointers, "must be compressed");
+    assert (UseCompressedClassPointers, "must be compressed");
     assert(Universe::narrow_klass_base() != NULL, "narrow_klass_base should be initialized");
     if (Universe::narrow_klass_shift() != 0) {
       assert((src != G6_heapbase) && (dst != G6_heapbase), "bad register choice");
@@ -4167,7 +4167,7 @@
 }
 
 void MacroAssembler::reinit_heapbase() {
-  if (UseCompressedOops || UseCompressedKlassPointers) {
+  if (UseCompressedOops || UseCompressedClassPointers) {
     if (Universe::heap() != NULL) {
       set((intptr_t)Universe::narrow_ptrs_base(), G6_heapbase);
     } else {
--- a/src/cpu/sparc/vm/sparc.ad	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/sparc/vm/sparc.ad	Mon Aug 12 17:37:02 2013 +0200
@@ -557,7 +557,7 @@
     int entry_offset = InstanceKlass::vtable_start_offset() + vtable_index*vtableEntry::size();
     int v_off = entry_offset*wordSize + vtableEntry::method_offset_in_bytes();
     int klass_load_size;
-    if (UseCompressedKlassPointers) {
+    if (UseCompressedClassPointers) {
       assert(Universe::heap() != NULL, "java heap should be initialized");
       klass_load_size = MacroAssembler::instr_size_for_decode_klass_not_null() + 1*BytesPerInstWord;
     } else {
@@ -1657,7 +1657,7 @@
 void MachUEPNode::format( PhaseRegAlloc *ra_, outputStream *st ) const {
   st->print_cr("\nUEP:");
 #ifdef    _LP64
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     assert(Universe::heap() != NULL, "java heap should be initialized");
     st->print_cr("\tLDUW   [R_O0 + oopDesc::klass_offset_in_bytes],R_G5\t! Inline cache check - compressed klass");
     st->print_cr("\tSET    Universe::narrow_klass_base,R_G6_heap_base");
@@ -1897,7 +1897,7 @@
 
 bool Matcher::narrow_klass_use_complex_address() {
   NOT_LP64(ShouldNotCallThis());
-  assert(UseCompressedKlassPointers, "only for compressed klass code");
+  assert(UseCompressedClassPointers, "only for compressed klass code");
   return false;
 }
 
@@ -2561,7 +2561,7 @@
       int off = __ offset();
       __ load_klass(O0, G3_scratch);
       int klass_load_size;
-      if (UseCompressedKlassPointers) {
+      if (UseCompressedClassPointers) {
         assert(Universe::heap() != NULL, "java heap should be initialized");
         klass_load_size = MacroAssembler::instr_size_for_decode_klass_not_null() + 1*BytesPerInstWord;
       } else {
--- a/src/cpu/sparc/vm/stubGenerator_sparc.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/sparc/vm/stubGenerator_sparc.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -2945,7 +2945,7 @@
 
     BLOCK_COMMENT("arraycopy argument klass checks");
     //  get src->klass()
-    if (UseCompressedKlassPointers) {
+    if (UseCompressedClassPointers) {
       __ delayed()->nop(); // ??? not good
       __ load_klass(src, G3_src_klass);
     } else {
@@ -2980,7 +2980,7 @@
     // Load 32-bits signed value. Use br() instruction with it to check icc.
     __ lduw(G3_src_klass, lh_offset, G5_lh);
 
-    if (UseCompressedKlassPointers) {
+    if (UseCompressedClassPointers) {
       __ load_klass(dst, G4_dst_klass);
     }
     // Handle objArrays completely differently...
@@ -2988,7 +2988,7 @@
     __ set(objArray_lh, O5_temp);
     __ cmp(G5_lh,       O5_temp);
     __ br(Assembler::equal, false, Assembler::pt, L_objArray);
-    if (UseCompressedKlassPointers) {
+    if (UseCompressedClassPointers) {
       __ delayed()->nop();
     } else {
       __ delayed()->ld_ptr(dst, oopDesc::klass_offset_in_bytes(), G4_dst_klass);
--- a/src/cpu/sparc/vm/vtableStubs_sparc.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/sparc/vm/vtableStubs_sparc.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -218,13 +218,13 @@
       // ld;ld;ld,jmp,nop
       const int basic = 5*BytesPerInstWord +
                         // shift;add for load_klass (only shift with zero heap based)
-                        (UseCompressedKlassPointers ?
+                        (UseCompressedClassPointers ?
                           MacroAssembler::instr_size_for_decode_klass_not_null() : 0);
       return basic + slop;
     } else {
       const int basic = (28 LP64_ONLY(+ 6)) * BytesPerInstWord +
                         // shift;add for load_klass (only shift with zero heap based)
-                        (UseCompressedKlassPointers ?
+                        (UseCompressedClassPointers ?
                           MacroAssembler::instr_size_for_decode_klass_not_null() : 0);
       return (basic + slop);
     }
--- a/src/cpu/x86/vm/c1_FrameMap_x86.hpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/x86/vm/c1_FrameMap_x86.hpp	Mon Aug 12 17:37:02 2013 +0200
@@ -148,7 +148,7 @@
 
   static int adjust_reg_range(int range) {
     // Reduce the number of available regs (to free r12) in case of compressed oops
-    if (UseCompressedOops || UseCompressedKlassPointers) return range - 1;
+    if (UseCompressedOops || UseCompressedClassPointers) return range - 1;
     return range;
   }
 
--- a/src/cpu/x86/vm/c1_LIRAssembler_x86.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/x86/vm/c1_LIRAssembler_x86.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -341,7 +341,7 @@
   Register receiver = FrameMap::receiver_opr->as_register();
   Register ic_klass = IC_Klass;
   const int ic_cmp_size = LP64_ONLY(10) NOT_LP64(9);
-  const bool do_post_padding = VerifyOops || UseCompressedKlassPointers;
+  const bool do_post_padding = VerifyOops || UseCompressedClassPointers;
   if (!do_post_padding) {
     // insert some nops so that the verified entry point is aligned on CodeEntryAlignment
     while ((__ offset() + ic_cmp_size) % CodeEntryAlignment != 0) {
@@ -1263,7 +1263,7 @@
       break;
 
     case T_ADDRESS:
-      if (UseCompressedKlassPointers && addr->disp() == oopDesc::klass_offset_in_bytes()) {
+      if (UseCompressedClassPointers && addr->disp() == oopDesc::klass_offset_in_bytes()) {
         __ movl(dest->as_register(), from_addr);
       } else {
         __ movptr(dest->as_register(), from_addr);
@@ -1371,7 +1371,7 @@
     __ verify_oop(dest->as_register());
   } else if (type == T_ADDRESS && addr->disp() == oopDesc::klass_offset_in_bytes()) {
 #ifdef _LP64
-    if (UseCompressedKlassPointers) {
+    if (UseCompressedClassPointers) {
       __ decode_klass_not_null(dest->as_register());
     }
 #endif
@@ -1716,7 +1716,7 @@
   } else if (obj == klass_RInfo) {
     klass_RInfo = dst;
   }
-  if (k->is_loaded() && !UseCompressedKlassPointers) {
+  if (k->is_loaded() && !UseCompressedClassPointers) {
     select_different_registers(obj, dst, k_RInfo, klass_RInfo);
   } else {
     Rtmp1 = op->tmp3()->as_register();
@@ -1754,7 +1754,7 @@
     // get object class
     // not a safepoint as obj null check happens earlier
 #ifdef _LP64
-    if (UseCompressedKlassPointers) {
+    if (UseCompressedClassPointers) {
       __ load_klass(Rtmp1, obj);
       __ cmpptr(k_RInfo, Rtmp1);
     } else {
@@ -3294,7 +3294,7 @@
     // We don't know the array types are compatible
     if (basic_type != T_OBJECT) {
       // Simple test for basic type arrays
-      if (UseCompressedKlassPointers) {
+      if (UseCompressedClassPointers) {
         __ movl(tmp, src_klass_addr);
         __ cmpl(tmp, dst_klass_addr);
       } else {
@@ -3456,21 +3456,21 @@
     Label known_ok, halt;
     __ mov_metadata(tmp, default_type->constant_encoding());
 #ifdef _LP64
-    if (UseCompressedKlassPointers) {
+    if (UseCompressedClassPointers) {
       __ encode_klass_not_null(tmp);
     }
 #endif
 
     if (basic_type != T_OBJECT) {
 
-      if (UseCompressedKlassPointers)          __ cmpl(tmp, dst_klass_addr);
+      if (UseCompressedClassPointers)          __ cmpl(tmp, dst_klass_addr);
       else                   __ cmpptr(tmp, dst_klass_addr);
       __ jcc(Assembler::notEqual, halt);
-      if (UseCompressedKlassPointers)          __ cmpl(tmp, src_klass_addr);
+      if (UseCompressedClassPointers)          __ cmpl(tmp, src_klass_addr);
       else                   __ cmpptr(tmp, src_klass_addr);
       __ jcc(Assembler::equal, known_ok);
     } else {
-      if (UseCompressedKlassPointers)          __ cmpl(tmp, dst_klass_addr);
+      if (UseCompressedClassPointers)          __ cmpl(tmp, dst_klass_addr);
       else                   __ cmpptr(tmp, dst_klass_addr);
       __ jcc(Assembler::equal, known_ok);
       __ cmpptr(src, dst);
--- a/src/cpu/x86/vm/c1_LIRGenerator_x86.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/x86/vm/c1_LIRGenerator_x86.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -1239,7 +1239,7 @@
   }
   LIR_Opr reg = rlock_result(x);
   LIR_Opr tmp3 = LIR_OprFact::illegalOpr;
-  if (!x->klass()->is_loaded() || UseCompressedKlassPointers) {
+  if (!x->klass()->is_loaded() || UseCompressedClassPointers) {
     tmp3 = new_register(objectType);
   }
   __ checkcast(reg, obj.result(), x->klass(),
@@ -1261,7 +1261,7 @@
   }
   obj.load_item();
   LIR_Opr tmp3 = LIR_OprFact::illegalOpr;
-  if (!x->klass()->is_loaded() || UseCompressedKlassPointers) {
+  if (!x->klass()->is_loaded() || UseCompressedClassPointers) {
     tmp3 = new_register(objectType);
   }
   __ instanceof(reg, obj.result(), x->klass(),
--- a/src/cpu/x86/vm/c1_MacroAssembler_x86.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/x86/vm/c1_MacroAssembler_x86.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -157,7 +157,7 @@
     movptr(Address(obj, oopDesc::mark_offset_in_bytes ()), (int32_t)(intptr_t)markOopDesc::prototype());
   }
 #ifdef _LP64
-  if (UseCompressedKlassPointers) { // Take care not to kill klass
+  if (UseCompressedClassPointers) { // Take care not to kill klass
     movptr(t1, klass);
     encode_klass_not_null(t1);
     movl(Address(obj, oopDesc::klass_offset_in_bytes()), t1);
@@ -171,7 +171,7 @@
     movl(Address(obj, arrayOopDesc::length_offset_in_bytes()), len);
   }
 #ifdef _LP64
-  else if (UseCompressedKlassPointers) {
+  else if (UseCompressedClassPointers) {
     xorptr(t1, t1);
     store_klass_gap(obj, t1);
   }
@@ -334,7 +334,7 @@
   assert(!MacroAssembler::needs_explicit_null_check(oopDesc::klass_offset_in_bytes()), "must add explicit null check");
   int start_offset = offset();
 
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     load_klass(rscratch1, receiver);
     cmpptr(rscratch1, iCache);
   } else {
@@ -345,7 +345,7 @@
   jump_cc(Assembler::notEqual,
           RuntimeAddress(SharedRuntime::get_ic_miss_stub()));
   const int ic_cmp_size = LP64_ONLY(10) NOT_LP64(9);
-  assert(UseCompressedKlassPointers || offset() - start_offset == ic_cmp_size, "check alignment in emit_method_entry");
+  assert(UseCompressedClassPointers || offset() - start_offset == ic_cmp_size, "check alignment in emit_method_entry");
 }
 
 
--- a/src/cpu/x86/vm/macroAssembler_x86.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/x86/vm/macroAssembler_x86.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -1635,7 +1635,7 @@
 #ifdef ASSERT
   // TraceBytecodes does not use r12 but saves it over the call, so don't verify
   // r12 is the heapbase.
-  LP64_ONLY(if ((UseCompressedOops || UseCompressedKlassPointers) && !TraceBytecodes) verify_heapbase("call_VM_base: heap base corrupted?");)
+  LP64_ONLY(if ((UseCompressedOops || UseCompressedClassPointers) && !TraceBytecodes) verify_heapbase("call_VM_base: heap base corrupted?");)
 #endif // ASSERT
 
   assert(java_thread != oop_result  , "cannot use the same register for java_thread & oop_result");
@@ -4802,7 +4802,7 @@
 
 void MacroAssembler::load_klass(Register dst, Register src) {
 #ifdef _LP64
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     movl(dst, Address(src, oopDesc::klass_offset_in_bytes()));
     decode_klass_not_null(dst);
   } else
@@ -4817,7 +4817,7 @@
 
 void MacroAssembler::store_klass(Register dst, Register src) {
 #ifdef _LP64
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     encode_klass_not_null(src);
     movl(Address(dst, oopDesc::klass_offset_in_bytes()), src);
   } else
@@ -4892,7 +4892,7 @@
 
 #ifdef _LP64
 void MacroAssembler::store_klass_gap(Register dst, Register src) {
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     // Store to klass gap in destination
     movl(Address(dst, oopDesc::klass_gap_offset_in_bytes()), src);
   }
@@ -5075,7 +5075,7 @@
 // when (Universe::heap() != NULL).  Hence, if the instructions they
 // generate change, then this method needs to be updated.
 int MacroAssembler::instr_size_for_decode_klass_not_null() {
-  assert (UseCompressedKlassPointers, "only for compressed klass ptrs");
+  assert (UseCompressedClassPointers, "only for compressed klass ptrs");
   // mov64 + addq + shlq? + mov64  (for reinit_heapbase()).
   return (Universe::narrow_klass_shift() == 0 ? 20 : 24);
 }
@@ -5085,7 +5085,7 @@
 void  MacroAssembler::decode_klass_not_null(Register r) {
   // Note: it will change flags
   assert(Universe::narrow_klass_base() != NULL, "Base should be initialized");
-  assert (UseCompressedKlassPointers, "should only be used for compressed headers");
+  assert (UseCompressedClassPointers, "should only be used for compressed headers");
   assert(r != r12_heapbase, "Decoding a klass in r12");
   // Cannot assert, unverified entry point counts instructions (see .ad file)
   // vtableStubs also counts instructions in pd_code_size_limit.
@@ -5103,7 +5103,7 @@
 void  MacroAssembler::decode_klass_not_null(Register dst, Register src) {
   // Note: it will change flags
   assert(Universe::narrow_klass_base() != NULL, "Base should be initialized");
-  assert (UseCompressedKlassPointers, "should only be used for compressed headers");
+  assert (UseCompressedClassPointers, "should only be used for compressed headers");
   if (dst == src) {
     decode_klass_not_null(dst);
   } else {
@@ -5141,7 +5141,7 @@
 }
 
 void  MacroAssembler::set_narrow_klass(Register dst, Klass* k) {
-  assert (UseCompressedKlassPointers, "should only be used for compressed headers");
+  assert (UseCompressedClassPointers, "should only be used for compressed headers");
   assert (oop_recorder() != NULL, "this assembler needs an OopRecorder");
   int klass_index = oop_recorder()->find_index(k);
   RelocationHolder rspec = metadata_Relocation::spec(klass_index);
@@ -5149,7 +5149,7 @@
 }
 
 void  MacroAssembler::set_narrow_klass(Address dst, Klass* k) {
-  assert (UseCompressedKlassPointers, "should only be used for compressed headers");
+  assert (UseCompressedClassPointers, "should only be used for compressed headers");
   assert (oop_recorder() != NULL, "this assembler needs an OopRecorder");
   int klass_index = oop_recorder()->find_index(k);
   RelocationHolder rspec = metadata_Relocation::spec(klass_index);
@@ -5175,7 +5175,7 @@
 }
 
 void  MacroAssembler::cmp_narrow_klass(Register dst, Klass* k) {
-  assert (UseCompressedKlassPointers, "should only be used for compressed headers");
+  assert (UseCompressedClassPointers, "should only be used for compressed headers");
   assert (oop_recorder() != NULL, "this assembler needs an OopRecorder");
   int klass_index = oop_recorder()->find_index(k);
   RelocationHolder rspec = metadata_Relocation::spec(klass_index);
@@ -5183,7 +5183,7 @@
 }
 
 void  MacroAssembler::cmp_narrow_klass(Address dst, Klass* k) {
-  assert (UseCompressedKlassPointers, "should only be used for compressed headers");
+  assert (UseCompressedClassPointers, "should only be used for compressed headers");
   assert (oop_recorder() != NULL, "this assembler needs an OopRecorder");
   int klass_index = oop_recorder()->find_index(k);
   RelocationHolder rspec = metadata_Relocation::spec(klass_index);
@@ -5191,7 +5191,7 @@
 }
 
 void MacroAssembler::reinit_heapbase() {
-  if (UseCompressedOops || UseCompressedKlassPointers) {
+  if (UseCompressedOops || UseCompressedClassPointers) {
     if (Universe::heap() != NULL) {
       if (Universe::narrow_oop_base() == NULL) {
         MacroAssembler::xorptr(r12_heapbase, r12_heapbase);
--- a/src/cpu/x86/vm/vtableStubs_x86_64.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/x86/vm/vtableStubs_x86_64.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -211,11 +211,11 @@
   if (is_vtable_stub) {
     // Vtable stub size
     return (DebugVtables ? 512 : 24) + (CountCompiledCalls ? 13 : 0) +
-           (UseCompressedKlassPointers ?  MacroAssembler::instr_size_for_decode_klass_not_null() : 0);
+           (UseCompressedClassPointers ?  MacroAssembler::instr_size_for_decode_klass_not_null() : 0);
   } else {
     // Itable stub size
     return (DebugVtables ? 512 : 74) + (CountCompiledCalls ? 13 : 0) +
-           (UseCompressedKlassPointers ?  MacroAssembler::instr_size_for_decode_klass_not_null() : 0);
+           (UseCompressedClassPointers ?  MacroAssembler::instr_size_for_decode_klass_not_null() : 0);
   }
   // In order to tune these parameters, run the JVM with VM options
   // +PrintMiscellaneous and +WizardMode to see information about
--- a/src/cpu/x86/vm/x86_64.ad	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/cpu/x86/vm/x86_64.ad	Mon Aug 12 17:37:02 2013 +0200
@@ -1391,7 +1391,7 @@
 #ifndef PRODUCT
 void MachUEPNode::format(PhaseRegAlloc* ra_, outputStream* st) const
 {
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     st->print_cr("movl    rscratch1, [j_rarg0 + oopDesc::klass_offset_in_bytes()]\t# compressed klass");
     st->print_cr("\tdecode_klass_not_null rscratch1, rscratch1");
     st->print_cr("\tcmpq    rax, rscratch1\t # Inline cache check");
@@ -1408,7 +1408,7 @@
 {
   MacroAssembler masm(&cbuf);
   uint insts_size = cbuf.insts_size();
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     masm.load_klass(rscratch1, j_rarg0);
     masm.cmpptr(rax, rscratch1);
   } else {
@@ -1557,7 +1557,7 @@
 }
 
 bool Matcher::narrow_klass_use_complex_address() {
-  assert(UseCompressedKlassPointers, "only for compressed klass code");
+  assert(UseCompressedClassPointers, "only for compressed klass code");
   return (LogKlassAlignmentInBytes <= 3);
 }
 
--- a/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -230,7 +230,7 @@
   // depends on this property.
   debug_only(
     FreeChunk* junk = NULL;
-    assert(UseCompressedKlassPointers ||
+    assert(UseCompressedClassPointers ||
            junk->prev_addr() == (void*)(oop(junk)->klass_addr()),
            "Offset of FreeChunk::_prev within FreeChunk must match"
            "  that of OopDesc::_klass within OopDesc");
@@ -1407,7 +1407,7 @@
   assert(!((FreeChunk*)obj_ptr)->is_free(), "Error, block will look free but show wrong size");
   OrderAccess::storestore();
 
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     // Copy gap missed by (aligned) header size calculation below
     obj->set_klass_gap(old->klass_gap());
   }
--- a/src/share/vm/memory/metaspace.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/memory/metaspace.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -423,7 +423,7 @@
   // Can this virtual list allocate >1 spaces?  Also, used to determine
   // whether to allocate unlimited small chunks in this virtual space
   bool _is_class;
-  bool can_grow() const { return !is_class() || !UseCompressedKlassPointers; }
+  bool can_grow() const { return !is_class() || !UseCompressedClassPointers; }
 
   // Sum of space in all virtual spaces and number of virtual spaces
   size_t _virtual_space_total;
@@ -2836,7 +2836,7 @@
 // to work with compressed klass pointers.
 bool Metaspace::can_use_cds_with_metaspace_addr(char* metaspace_base, address cds_base) {
   assert(cds_base != 0 && UseSharedSpaces, "Only use with CDS");
-  assert(UseCompressedKlassPointers, "Only use with CompressedKlassPtrs");
+  assert(UseCompressedClassPointers, "Only use with CompressedKlassPtrs");
   address lower_base = MIN2((address)metaspace_base, cds_base);
   address higher_address = MAX2((address)(cds_base + FileMapInfo::shared_spaces_size()),
                                 (address)(metaspace_base + class_metaspace_size()));
@@ -2846,7 +2846,7 @@
 // Try to allocate the metaspace at the requested addr.
 void Metaspace::allocate_metaspace_compressed_klass_ptrs(char* requested_addr, address cds_base) {
   assert(using_class_space(), "called improperly");
-  assert(UseCompressedKlassPointers, "Only use with CompressedKlassPtrs");
+  assert(UseCompressedClassPointers, "Only use with CompressedKlassPtrs");
   assert(class_metaspace_size() < KlassEncodingMetaspaceMax,
          "Metaspace size is too big");
 
@@ -2869,9 +2869,9 @@
 
     // If no successful allocation then try to allocate the space anywhere.  If
     // that fails then OOM doom.  At this point we cannot try allocating the
-    // metaspace as if UseCompressedKlassPointers is off because too much
-    // initialization has happened that depends on UseCompressedKlassPointers.
-    // So, UseCompressedKlassPointers cannot be turned off at this point.
+    // metaspace as if UseCompressedClassPointers is off because too much
+    // initialization has happened that depends on UseCompressedClassPointers.
+    // So, UseCompressedClassPointers cannot be turned off at this point.
     if (!metaspace_rs.is_reserved()) {
       metaspace_rs = ReservedSpace(class_metaspace_size(),
                                    os::vm_allocation_granularity(), false);
@@ -2904,12 +2904,12 @@
   }
 }
 
-// For UseCompressedKlassPointers the class space is reserved above the top of
+// For UseCompressedClassPointers the class space is reserved above the top of
 // the Java heap.  The argument passed in is at the base of the compressed space.
 void Metaspace::initialize_class_space(ReservedSpace rs) {
   // The reserved space size may be bigger because of alignment, esp with UseLargePages
-  assert(rs.size() >= ClassMetaspaceSize,
-         err_msg(SIZE_FORMAT " != " UINTX_FORMAT, rs.size(), ClassMetaspaceSize));
+  assert(rs.size() >= CompressedClassSpaceSize,
+         err_msg(SIZE_FORMAT " != " UINTX_FORMAT, rs.size(), CompressedClassSpaceSize));
   assert(using_class_space(), "Must be using class space");
   _class_space_list = new VirtualSpaceList(rs);
 }
@@ -2921,7 +2921,7 @@
   int max_alignment = os::vm_page_size();
   size_t cds_total = 0;
 
-  set_class_metaspace_size(align_size_up(ClassMetaspaceSize,
+  set_class_metaspace_size(align_size_up(CompressedClassSpaceSize,
                                          os::vm_allocation_granularity()));
 
   MetaspaceShared::set_max_alignment(max_alignment);
@@ -2941,8 +2941,8 @@
 #ifdef _LP64
     // Set the compressed klass pointer base so that decoding of these pointers works
     // properly when creating the shared archive.
-    assert(UseCompressedOops && UseCompressedKlassPointers,
-      "UseCompressedOops and UseCompressedKlassPointers must be set");
+    assert(UseCompressedOops && UseCompressedClassPointers,
+      "UseCompressedOops and UseCompressedClassPointers must be set");
     Universe::set_narrow_klass_base((address)_space_list->current_virtual_space()->bottom());
     if (TraceMetavirtualspaceAllocation && Verbose) {
       gclog_or_tty->print_cr("Setting_narrow_klass_base to Address: " PTR_FORMAT,
@@ -2979,7 +2979,7 @@
     }
 
 #ifdef _LP64
-    // If UseCompressedKlassPointers is set then allocate the metaspace area
+    // If UseCompressedClassPointers is set then allocate the metaspace area
     // above the heap and above the CDS area (if it exists).
     if (using_class_space()) {
       if (UseSharedSpaces) {
@@ -2997,7 +2997,7 @@
     // on the medium chunk list.   The next chunk will be small and progress
     // from there.  This size calculated by -version.
     _first_class_chunk_word_size = MIN2((size_t)MediumChunk*6,
-                                       (ClassMetaspaceSize/BytesPerWord)*2);
+                                       (CompressedClassSpaceSize/BytesPerWord)*2);
     _first_class_chunk_word_size = align_word_size_up(_first_class_chunk_word_size);
     // Arbitrarily set the initial virtual space to a multiple
     // of the boot class loader size.
@@ -3064,7 +3064,7 @@
 
 MetaWord* Metaspace::allocate(size_t word_size, MetadataType mdtype) {
   // DumpSharedSpaces doesn't use class metadata area (yet)
-  // Also, don't use class_vsm() unless UseCompressedKlassPointers is true.
+  // Also, don't use class_vsm() unless UseCompressedClassPointers is true.
   if (mdtype == ClassType && using_class_space()) {
     return  class_vsm()->allocate(word_size);
   } else {
@@ -3213,7 +3213,7 @@
         MetaspaceAux::dump(gclog_or_tty);
       }
       // -XX:+HeapDumpOnOutOfMemoryError and -XX:OnOutOfMemoryError support
-      const char* space_string = (mdtype == ClassType) ? "Class Metadata space" :
+      const char* space_string = (mdtype == ClassType) ? "Compressed class space" :
                                                          "Metadata space";
       report_java_out_of_memory(space_string);
 
--- a/src/share/vm/memory/metaspace.hpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/memory/metaspace.hpp	Mon Aug 12 17:37:02 2013 +0200
@@ -213,9 +213,9 @@
 
   void iterate(AllocRecordClosure *closure);
 
-  // Return TRUE only if UseCompressedKlassPointers is True and DumpSharedSpaces is False.
+  // Return TRUE only if UseCompressedClassPointers is True and DumpSharedSpaces is False.
   static bool using_class_space() {
-    return NOT_LP64(false) LP64_ONLY(UseCompressedKlassPointers && !DumpSharedSpaces);
+    return NOT_LP64(false) LP64_ONLY(UseCompressedClassPointers && !DumpSharedSpaces);
   }
 
 };
--- a/src/share/vm/memory/metaspaceCounters.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/memory/metaspaceCounters.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -109,7 +109,7 @@
 }
 
 void CompressedClassSpaceCounters::update_performance_counters() {
-  if (UsePerfData && UseCompressedKlassPointers) {
+  if (UsePerfData && UseCompressedClassPointers) {
     assert(_perf_counters != NULL, "Should be initialized");
 
     size_t capacity = calculate_capacity();
@@ -125,7 +125,7 @@
     assert(_perf_counters == NULL, "Should only be initialized once");
     const char* ns = "compressedclassspace";
 
-    if (UseCompressedKlassPointers) {
+    if (UseCompressedClassPointers) {
       size_t min_capacity = MetaspaceAux::min_chunk_size();
       size_t capacity = calculate_capacity();
       size_t max_capacity = MetaspaceAux::reserved_in_bytes(_class_type);
--- a/src/share/vm/memory/universe.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/memory/universe.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -1028,7 +1028,7 @@
 
     msg = java_lang_String::create_from_str("Metadata space", CHECK_false);
     java_lang_Throwable::set_message(Universe::_out_of_memory_error_metaspace, msg());
-    msg = java_lang_String::create_from_str("Class Metadata space", CHECK_false);
+    msg = java_lang_String::create_from_str("Compressed class space", CHECK_false);
     java_lang_Throwable::set_message(Universe::_out_of_memory_error_class_metaspace, msg());
 
     msg = java_lang_String::create_from_str("Requested array size exceeds VM limit", CHECK_false);
--- a/src/share/vm/memory/universe.hpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/memory/universe.hpp	Mon Aug 12 17:37:02 2013 +0200
@@ -181,7 +181,7 @@
 
   // For UseCompressedOops.
   static struct NarrowPtrStruct _narrow_oop;
-  // For UseCompressedKlassPointers.
+  // For UseCompressedClassPointers.
   static struct NarrowPtrStruct _narrow_klass;
   static address _narrow_ptrs_base;
 
@@ -229,7 +229,7 @@
     _narrow_oop._base    = base;
   }
   static void     set_narrow_klass_base(address base) {
-    assert(UseCompressedKlassPointers, "no compressed klass ptrs?");
+    assert(UseCompressedClassPointers, "no compressed klass ptrs?");
     _narrow_klass._base   = base;
   }
   static void     set_narrow_oop_use_implicit_null_checks(bool use) {
@@ -353,7 +353,7 @@
   static int      narrow_oop_shift()                      { return  _narrow_oop._shift; }
   static bool     narrow_oop_use_implicit_null_checks()   { return  _narrow_oop._use_implicit_null_checks; }
 
-  // For UseCompressedKlassPointers
+  // For UseCompressedClassPointers
   static address  narrow_klass_base()                     { return  _narrow_klass._base; }
   static bool  is_narrow_klass_base(void* addr)           { return (narrow_klass_base() == (address)addr); }
   static int      narrow_klass_shift()                    { return  _narrow_klass._shift; }
--- a/src/share/vm/oops/arrayOop.hpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/oops/arrayOop.hpp	Mon Aug 12 17:37:02 2013 +0200
@@ -65,7 +65,7 @@
   // declared nonstatic fields in arrayOopDesc if not compressed, otherwise
   // it occupies the second half of the _klass field in oopDesc.
   static int length_offset_in_bytes() {
-    return UseCompressedKlassPointers ? klass_gap_offset_in_bytes() :
+    return UseCompressedClassPointers ? klass_gap_offset_in_bytes() :
                                sizeof(arrayOopDesc);
   }
 
--- a/src/share/vm/oops/instanceOop.hpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/oops/instanceOop.hpp	Mon Aug 12 17:37:02 2013 +0200
@@ -37,9 +37,9 @@
 
   // If compressed, the offset of the fields of the instance may not be aligned.
   static int base_offset_in_bytes() {
-    // offset computation code breaks if UseCompressedKlassPointers
+    // offset computation code breaks if UseCompressedClassPointers
     // only is true
-    return (UseCompressedOops && UseCompressedKlassPointers) ?
+    return (UseCompressedOops && UseCompressedClassPointers) ?
              klass_gap_offset_in_bytes() :
              sizeof(instanceOopDesc);
   }
--- a/src/share/vm/oops/oop.inline.hpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/oops/oop.inline.hpp	Mon Aug 12 17:37:02 2013 +0200
@@ -69,7 +69,7 @@
 }
 
 inline Klass* oopDesc::klass() const {
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     return Klass::decode_klass_not_null(_metadata._compressed_klass);
   } else {
     return _metadata._klass;
@@ -78,7 +78,7 @@
 
 inline Klass* oopDesc::klass_or_null() const volatile {
   // can be NULL in CMS
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     return Klass::decode_klass(_metadata._compressed_klass);
   } else {
     return _metadata._klass;
@@ -86,19 +86,19 @@
 }
 
 inline int oopDesc::klass_gap_offset_in_bytes() {
-  assert(UseCompressedKlassPointers, "only applicable to compressed klass pointers");
+  assert(UseCompressedClassPointers, "only applicable to compressed klass pointers");
   return oopDesc::klass_offset_in_bytes() + sizeof(narrowKlass);
 }
 
 inline Klass** oopDesc::klass_addr() {
   // Only used internally and with CMS and will not work with
   // UseCompressedOops
-  assert(!UseCompressedKlassPointers, "only supported with uncompressed klass pointers");
+  assert(!UseCompressedClassPointers, "only supported with uncompressed klass pointers");
   return (Klass**) &_metadata._klass;
 }
 
 inline narrowKlass* oopDesc::compressed_klass_addr() {
-  assert(UseCompressedKlassPointers, "only called by compressed klass pointers");
+  assert(UseCompressedClassPointers, "only called by compressed klass pointers");
   return &_metadata._compressed_klass;
 }
 
@@ -106,7 +106,7 @@
   // since klasses are promoted no store check is needed
   assert(Universe::is_bootstrapping() || k != NULL, "must be a real Klass*");
   assert(Universe::is_bootstrapping() || k->is_klass(), "not a Klass*");
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     *compressed_klass_addr() = Klass::encode_klass_not_null(k);
   } else {
     *klass_addr() = k;
@@ -118,7 +118,7 @@
 }
 
 inline void oopDesc::set_klass_gap(int v) {
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     *(int*)(((intptr_t)this) + klass_gap_offset_in_bytes()) = v;
   }
 }
@@ -126,7 +126,7 @@
 inline void oopDesc::set_klass_to_list_ptr(oop k) {
   // This is only to be used during GC, for from-space objects, so no
   // barrier is needed.
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     _metadata._compressed_klass = (narrowKlass)encode_heap_oop(k);  // may be null (parnew overflow handling)
   } else {
     _metadata._klass = (Klass*)(address)k;
@@ -135,7 +135,7 @@
 
 inline oop oopDesc::list_ptr_from_klass() {
   // This is only to be used during GC, for from-space objects.
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     return decode_heap_oop((narrowOop)_metadata._compressed_klass);
   } else {
     // Special case for GC
--- a/src/share/vm/opto/cfgnode.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/opto/cfgnode.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -1932,7 +1932,7 @@
 #ifdef _LP64
   // Push DecodeN/DecodeNKlass down through phi.
   // The rest of phi graph will transform by split EncodeP node though phis up.
-  if ((UseCompressedOops || UseCompressedKlassPointers) && can_reshape && progress == NULL) {
+  if ((UseCompressedOops || UseCompressedClassPointers) && can_reshape && progress == NULL) {
     bool may_push = true;
     bool has_decodeN = false;
     bool is_decodeN = false;
--- a/src/share/vm/opto/compile.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/opto/compile.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -2631,7 +2631,7 @@
             addp->in(AddPNode::Base) == n->in(AddPNode::Base),
             "Base pointers must match" );
 #ifdef _LP64
-    if ((UseCompressedOops || UseCompressedKlassPointers) &&
+    if ((UseCompressedOops || UseCompressedClassPointers) &&
         addp->Opcode() == Op_ConP &&
         addp == n->in(AddPNode::Base) &&
         n->in(AddPNode::Offset)->is_Con()) {
@@ -3018,7 +3018,7 @@
 
   // Skip next transformation if compressed oops are not used.
   if ((UseCompressedOops && !Matcher::gen_narrow_oop_implicit_null_checks()) ||
-      (!UseCompressedOops && !UseCompressedKlassPointers))
+      (!UseCompressedOops && !UseCompressedClassPointers))
     return;
 
   // Go over safepoints nodes to skip DecodeN/DecodeNKlass nodes for debug edges.
--- a/src/share/vm/opto/connode.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/opto/connode.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -630,7 +630,7 @@
   if (t == Type::TOP) return Type::TOP;
   assert (t != TypePtr::NULL_PTR, "null klass?");
 
-  assert(UseCompressedKlassPointers && t->isa_klassptr(), "only klass ptr here");
+  assert(UseCompressedClassPointers && t->isa_klassptr(), "only klass ptr here");
   return t->make_narrowklass();
 }
 
--- a/src/share/vm/opto/library_call.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/opto/library_call.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -4199,7 +4199,7 @@
   // 12 - 64-bit VM, compressed klass
   // 16 - 64-bit VM, normal klass
   if (base_off % BytesPerLong != 0) {
-    assert(UseCompressedKlassPointers, "");
+    assert(UseCompressedClassPointers, "");
     if (is_array) {
       // Exclude length to copy by 8 bytes words.
       base_off += sizeof(int);
--- a/src/share/vm/opto/live.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/opto/live.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -321,7 +321,7 @@
 #ifdef _LP64
                       UseCompressedOops && check->as_Mach()->ideal_Opcode() == Op_CastPP ||
                       UseCompressedOops && check->as_Mach()->ideal_Opcode() == Op_DecodeN ||
-                      UseCompressedKlassPointers && check->as_Mach()->ideal_Opcode() == Op_DecodeNKlass ||
+                      UseCompressedClassPointers && check->as_Mach()->ideal_Opcode() == Op_DecodeNKlass ||
 #endif
                       check->as_Mach()->ideal_Opcode() == Op_LoadP ||
                       check->as_Mach()->ideal_Opcode() == Op_LoadKlass)) {
--- a/src/share/vm/opto/macro.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/opto/macro.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -2191,7 +2191,7 @@
       Node* k_adr = basic_plus_adr(obj, oopDesc::klass_offset_in_bytes());
       klass_node = transform_later( LoadKlassNode::make(_igvn, mem, k_adr, _igvn.type(k_adr)->is_ptr()) );
 #ifdef _LP64
-      if (UseCompressedKlassPointers && klass_node->is_DecodeNKlass()) {
+      if (UseCompressedClassPointers && klass_node->is_DecodeNKlass()) {
         assert(klass_node->in(1)->Opcode() == Op_LoadNKlass, "sanity");
         klass_node->in(1)->init_req(0, ctrl);
       } else
--- a/src/share/vm/opto/memnode.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/opto/memnode.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -1971,7 +1971,7 @@
   assert(adr_type != NULL, "expecting TypeKlassPtr");
 #ifdef _LP64
   if (adr_type->is_ptr_to_narrowklass()) {
-    assert(UseCompressedKlassPointers, "no compressed klasses");
+    assert(UseCompressedClassPointers, "no compressed klasses");
     Node* load_klass = gvn.transform(new (C) LoadNKlassNode(ctl, mem, adr, at, tk->make_narrowklass()));
     return new (C) DecodeNKlassNode(load_klass, load_klass->bottom_type()->make_ptr());
   }
@@ -2309,7 +2309,7 @@
       val = gvn.transform(new (C) EncodePNode(val, val->bottom_type()->make_narrowoop()));
       return new (C) StoreNNode(ctl, mem, adr, adr_type, val);
     } else if (adr->bottom_type()->is_ptr_to_narrowklass() ||
-               (UseCompressedKlassPointers && val->bottom_type()->isa_klassptr() &&
+               (UseCompressedClassPointers && val->bottom_type()->isa_klassptr() &&
                 adr->bottom_type()->isa_rawptr())) {
       val = gvn.transform(new (C) EncodePKlassNode(val, val->bottom_type()->make_narrowklass()));
       return new (C) StoreNKlassNode(ctl, mem, adr, adr_type, val);
--- a/src/share/vm/opto/type.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/opto/type.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -2381,7 +2381,7 @@
 #ifdef _LP64
   if (_offset != 0) {
     if (_offset == oopDesc::klass_offset_in_bytes()) {
-      _is_ptr_to_narrowklass = UseCompressedKlassPointers;
+      _is_ptr_to_narrowklass = UseCompressedClassPointers;
     } else if (klass() == NULL) {
       // Array with unknown body type
       assert(this->isa_aryptr(), "only arrays without klass");
--- a/src/share/vm/runtime/arguments.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/runtime/arguments.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -1439,7 +1439,7 @@
     if (UseCompressedOops && !FLAG_IS_DEFAULT(UseCompressedOops)) {
       warning("Max heap size too large for Compressed Oops");
       FLAG_SET_DEFAULT(UseCompressedOops, false);
-      FLAG_SET_DEFAULT(UseCompressedKlassPointers, false);
+      FLAG_SET_DEFAULT(UseCompressedClassPointers, false);
     }
   }
 #endif // _LP64
@@ -1452,22 +1452,22 @@
 void Arguments::set_use_compressed_klass_ptrs() {
 #ifndef ZERO
 #ifdef _LP64
-  // UseCompressedOops must be on for UseCompressedKlassPointers to be on.
+  // UseCompressedOops must be on for UseCompressedClassPointers to be on.
   if (!UseCompressedOops) {
-    if (UseCompressedKlassPointers) {
-      warning("UseCompressedKlassPointers requires UseCompressedOops");
+    if (UseCompressedClassPointers) {
+      warning("UseCompressedClassPointers requires UseCompressedOops");
     }
-    FLAG_SET_DEFAULT(UseCompressedKlassPointers, false);
+    FLAG_SET_DEFAULT(UseCompressedClassPointers, false);
   } else {
-    // Turn on UseCompressedKlassPointers too
-    if (FLAG_IS_DEFAULT(UseCompressedKlassPointers)) {
-      FLAG_SET_ERGO(bool, UseCompressedKlassPointers, true);
+    // Turn on UseCompressedClassPointers too
+    if (FLAG_IS_DEFAULT(UseCompressedClassPointers)) {
+      FLAG_SET_ERGO(bool, UseCompressedClassPointers, true);
     }
-    // Check the ClassMetaspaceSize to make sure we use compressed klass ptrs.
-    if (UseCompressedKlassPointers) {
-      if (ClassMetaspaceSize > KlassEncodingMetaspaceMax) {
-        warning("Class metaspace size is too large for UseCompressedKlassPointers");
-        FLAG_SET_DEFAULT(UseCompressedKlassPointers, false);
+    // Check the CompressedClassSpaceSize to make sure we use compressed klass ptrs.
+    if (UseCompressedClassPointers) {
+      if (CompressedClassSpaceSize > KlassEncodingMetaspaceMax) {
+        warning("CompressedClassSpaceSize is too large for UseCompressedClassPointers");
+        FLAG_SET_DEFAULT(UseCompressedClassPointers, false);
       }
     }
   }
@@ -2148,8 +2148,8 @@
 
   status = status && verify_object_alignment();
 
-  status = status && verify_interval(ClassMetaspaceSize, 1*M, 3*G,
-                                      "ClassMetaspaceSize");
+  status = status && verify_interval(CompressedClassSpaceSize, 1*M, 3*G,
+                                      "CompressedClassSpaceSize");
 
   status = status && verify_interval(MarkStackSizeMax,
                                   1, (max_jint - 1), "MarkStackSizeMax");
@@ -3274,13 +3274,13 @@
     }
     UseSharedSpaces = false;
 #ifdef _LP64
-    if (!UseCompressedOops || !UseCompressedKlassPointers) {
+    if (!UseCompressedOops || !UseCompressedClassPointers) {
       vm_exit_during_initialization(
-        "Cannot dump shared archive when UseCompressedOops or UseCompressedKlassPointers is off.", NULL);
+        "Cannot dump shared archive when UseCompressedOops or UseCompressedClassPointers is off.", NULL);
     }
   } else {
-    // UseCompressedOops and UseCompressedKlassPointers must be on for UseSharedSpaces.
-    if (!UseCompressedOops || !UseCompressedKlassPointers) {
+    // UseCompressedOops and UseCompressedClassPointers must be on for UseSharedSpaces.
+    if (!UseCompressedOops || !UseCompressedClassPointers) {
       no_shared_spaces();
     }
 #endif
@@ -3581,7 +3581,7 @@
   FLAG_SET_DEFAULT(ProfileInterpreter, false);
   FLAG_SET_DEFAULT(UseBiasedLocking, false);
   LP64_ONLY(FLAG_SET_DEFAULT(UseCompressedOops, false));
-  LP64_ONLY(FLAG_SET_DEFAULT(UseCompressedKlassPointers, false));
+  LP64_ONLY(FLAG_SET_DEFAULT(UseCompressedClassPointers, false));
 #endif // CC_INTERP
 
 #ifdef COMPILER2
@@ -3610,6 +3610,10 @@
     DebugNonSafepoints = true;
   }
 
+  if (FLAG_IS_CMDLINE(CompressedClassSpaceSize) && !UseCompressedClassPointers) {
+    warning("Setting CompressedClassSpaceSize has no effect when compressed class pointers are not used");
+  }
+
 #ifndef PRODUCT
   if (CompileTheWorld) {
     // Force NmethodSweeper to sweep whole CodeCache each time.
--- a/src/share/vm/runtime/globals.hpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/runtime/globals.hpp	Mon Aug 12 17:37:02 2013 +0200
@@ -443,8 +443,8 @@
             "Use 32-bit object references in 64-bit VM  "                   \
             "lp64_product means flag is always constant in 32 bit VM")      \
                                                                             \
-  lp64_product(bool, UseCompressedKlassPointers, false,                     \
-            "Use 32-bit klass pointers in 64-bit VM  "                      \
+  lp64_product(bool, UseCompressedClassPointers, false,                     \
+            "Use 32-bit class pointers in 64-bit VM  "                      \
             "lp64_product means flag is always constant in 32 bit VM")      \
                                                                             \
   notproduct(bool, CheckCompressedOops, true,                               \
@@ -3039,9 +3039,9 @@
   product(uintx, MaxMetaspaceSize, max_uintx,                               \
           "Maximum size of Metaspaces (in bytes)")                          \
                                                                             \
-  product(uintx, ClassMetaspaceSize, 1*G,                                   \
-          "Maximum size of InstanceKlass area in Metaspace used for "       \
-          "UseCompressedKlassPointers")                                     \
+  product(uintx, CompressedClassSpaceSize, 1*G,                             \
+          "Maximum size of class area in Metaspace when compressed "        \
+          "class pointers are used")                                        \
                                                                             \
   product(uintx, MinHeapFreeRatio,    40,                                   \
           "Min percentage of heap free after GC to avoid expansion")        \
--- a/src/share/vm/services/memoryPool.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/services/memoryPool.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -280,7 +280,7 @@
 }
 
 CompressedKlassSpacePool::CompressedKlassSpacePool() :
-  MemoryPool("Compressed Class Space", NonHeap, capacity_in_bytes(), ClassMetaspaceSize, true, false) { }
+  MemoryPool("Compressed Class Space", NonHeap, capacity_in_bytes(), CompressedClassSpaceSize, true, false) { }
 
 size_t CompressedKlassSpacePool::used_in_bytes() {
   return MetaspaceAux::allocated_used_bytes(Metaspace::ClassType);
--- a/src/share/vm/services/memoryService.cpp	Fri Sep 06 11:11:19 2013 -0700
+++ b/src/share/vm/services/memoryService.cpp	Mon Aug 12 17:37:02 2013 +0200
@@ -409,7 +409,7 @@
   mgr->add_pool(_metaspace_pool);
   _pools_list->append(_metaspace_pool);
 
-  if (UseCompressedKlassPointers) {
+  if (UseCompressedClassPointers) {
     _compressed_class_pool = new CompressedKlassSpacePool();
     mgr->add_pool(_compressed_class_pool);
     _pools_list->append(_compressed_class_pool);
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/gc/arguments/TestCompressedClassFlags.java	Mon Aug 12 17:37:02 2013 +0200
@@ -0,0 +1,49 @@
+/*
+ * Copyright (c) 2013, 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.
+ */
+
+import com.oracle.java.testlibrary.*;
+
+/*
+ * @test
+ * @bug 8015107
+ * @summary Tests that VM prints a warning when -XX:CompressedClassSpaceSize
+ *          is used together with -XX:-UseCompressedClassPointers
+ * @library /testlibrary
+ */
+public class TestCompressedClassFlags {
+    public static void main(String[] args) throws Exception {
+        if (Platform.is64bit()) {
+            OutputAnalyzer output = runJava("-XX:CompressedClassSpaceSize=1g",
+                                            "-XX:-UseCompressedClassPointers",
+                                            "-version");
+            output.shouldContain("warning");
+            output.shouldNotContain("error");
+            output.shouldHaveExitValue(0);
+        }
+    }
+
+    private static OutputAnalyzer runJava(String ... args) throws Exception {
+        ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(args);
+        return new OutputAnalyzer(pb.start());
+    }
+}
--- a/test/gc/metaspace/ClassMetaspaceSizeInJmapHeap.java	Fri Sep 06 11:11:19 2013 -0700
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,79 +0,0 @@
-/*
- * Copyright (c) 2013, 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.
- */
-
-/*
- * @test ClassMetaspaceSizeInJmapHeap
- * @bug 8004924
- * @summary Checks that jmap -heap contains the flag ClassMetaspaceSize
- * @library /testlibrary
- * @run main/othervm -XX:ClassMetaspaceSize=50m ClassMetaspaceSizeInJmapHeap
- */
-
-import com.oracle.java.testlibrary.*;
-import java.nio.file.*;
-import java.io.File;
-import java.nio.charset.Charset;
-import java.util.List;
-
-public class ClassMetaspaceSizeInJmapHeap {
-    public static void main(String[] args) throws Exception {
-        String pid = Integer.toString(ProcessTools.getProcessId());
-
-        JDKToolLauncher jmap = JDKToolLauncher.create("jmap")
-                                              .addToolArg("-heap")
-                                              .addToolArg(pid);
-        ProcessBuilder pb = new ProcessBuilder(jmap.getCommand());
-
-        File out = new File("ClassMetaspaceSizeInJmapHeap.stdout.txt");
-        pb.redirectOutput(out);
-
-        File err = new File("ClassMetaspaceSizeInJmapHeap.stderr.txt");
-        pb.redirectError(err);
-
-        run(pb);
-
-        OutputAnalyzer output = new OutputAnalyzer(read(out));
-        output.shouldContain("ClassMetaspaceSize = 52428800 (50.0MB)");
-        out.delete();
-    }
-
-    private static void run(ProcessBuilder pb) throws Exception {
-        Process p = pb.start();
-        p.waitFor();
-        int exitValue = p.exitValue();
-        if (exitValue != 0) {
-            throw new Exception("jmap -heap exited with error code: " + exitValue);
-        }
-    }
-
-    private static String read(File f) throws Exception {
-        Path p = f.toPath();
-        List<String> lines = Files.readAllLines(p, Charset.defaultCharset());
-
-        StringBuilder sb = new StringBuilder();
-        for (String line : lines) {
-            sb.append(line).append('\n');
-        }
-        return sb.toString();
-    }
-}
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/gc/metaspace/CompressedClassSpaceSizeInJmapHeap.java	Mon Aug 12 17:37:02 2013 +0200
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2013, 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.
+ */
+
+/*
+ * @test CompressedClassSpaceSizeInJmapHeap
+ * @bug 8004924
+ * @summary Checks that jmap -heap contains the flag CompressedClassSpaceSize
+ * @library /testlibrary
+ * @run main/othervm -XX:CompressedClassSpaceSize=50m CompressedClassSpaceSizeInJmapHeap
+ */
+
+import com.oracle.java.testlibrary.*;
+import java.nio.file.*;
+import java.io.File;
+import java.nio.charset.Charset;
+import java.util.List;
+
+public class CompressedClassSpaceSizeInJmapHeap {
+    public static void main(String[] args) throws Exception {
+        String pid = Integer.toString(ProcessTools.getProcessId());
+
+        JDKToolLauncher jmap = JDKToolLauncher.create("jmap")
+                                              .addToolArg("-heap")
+                                              .addToolArg(pid);
+        ProcessBuilder pb = new ProcessBuilder(jmap.getCommand());
+
+        File out = new File("CompressedClassSpaceSizeInJmapHeap.stdout.txt");
+        pb.redirectOutput(out);
+
+        File err = new File("CompressedClassSpaceSizeInJmapHeap.stderr.txt");
+        pb.redirectError(err);
+
+        run(pb);
+
+        OutputAnalyzer output = new OutputAnalyzer(read(out));
+        output.shouldContain("CompressedClassSpaceSize = 52428800 (50.0MB)");
+        out.delete();
+    }
+
+    private static void run(ProcessBuilder pb) throws Exception {
+        Process p = pb.start();
+        p.waitFor();
+        int exitValue = p.exitValue();
+        if (exitValue != 0) {
+            throw new Exception("jmap -heap exited with error code: " + exitValue);
+        }
+    }
+
+    private static String read(File f) throws Exception {
+        Path p = f.toPath();
+        List<String> lines = Files.readAllLines(p, Charset.defaultCharset());
+
+        StringBuilder sb = new StringBuilder();
+        for (String line : lines) {
+            sb.append(line).append('\n');
+        }
+        return sb.toString();
+    }
+}
--- a/test/gc/metaspace/TestMetaspaceMemoryPool.java	Fri Sep 06 11:11:19 2013 -0700
+++ b/test/gc/metaspace/TestMetaspaceMemoryPool.java	Mon Aug 12 17:37:02 2013 +0200
@@ -36,8 +36,8 @@
  *          MemoryManagerMXBean is created.
  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops TestMetaspaceMemoryPool
  * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:MaxMetaspaceSize=60m TestMetaspaceMemoryPool
- * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedKlassPointers TestMetaspaceMemoryPool
- * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedKlassPointers -XX:ClassMetaspaceSize=60m TestMetaspaceMemoryPool
+ * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedClassPointers TestMetaspaceMemoryPool
+ * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedClassPointers -XX:CompressedClassSpaceSize=60m TestMetaspaceMemoryPool
  */
 public class TestMetaspaceMemoryPool {
     public static void main(String[] args) {
--- a/test/gc/metaspace/TestMetaspacePerfCounters.java	Fri Sep 06 11:11:19 2013 -0700
+++ b/test/gc/metaspace/TestMetaspacePerfCounters.java	Mon Aug 12 17:37:02 2013 +0200
@@ -33,13 +33,13 @@
  * @summary Tests that performance counters for metaspace and compressed class
  *          space exists and works.
  *
- * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:-UseCompressedKlassPointers -XX:+UsePerfData -XX:+UseSerialGC TestMetaspacePerfCounters
- * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:-UseCompressedKlassPointers -XX:+UsePerfData -XX:+UseParallelGC -XX:+UseParallelOldGC TestMetaspacePerfCounters
- * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:-UseCompressedKlassPointers -XX:+UsePerfData -XX:+UseG1GC TestMetaspacePerfCounters
+ * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:-UseCompressedClassPointers -XX:+UsePerfData -XX:+UseSerialGC TestMetaspacePerfCounters
+ * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:-UseCompressedClassPointers -XX:+UsePerfData -XX:+UseParallelGC -XX:+UseParallelOldGC TestMetaspacePerfCounters
+ * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:-UseCompressedOops -XX:-UseCompressedClassPointers -XX:+UsePerfData -XX:+UseG1GC TestMetaspacePerfCounters
  *
- * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedKlassPointers -XX:+UsePerfData -XX:+UseSerialGC TestMetaspacePerfCounters
- * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedKlassPointers -XX:+UsePerfData -XX:+UseParallelGC -XX:+UseParallelOldGC TestMetaspacePerfCounters
- * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedKlassPointers -XX:+UsePerfData -XX:+UseG1GC TestMetaspacePerfCounters
+ * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedClassPointers -XX:+UsePerfData -XX:+UseSerialGC TestMetaspacePerfCounters
+ * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedClassPointers -XX:+UsePerfData -XX:+UseParallelGC -XX:+UseParallelOldGC TestMetaspacePerfCounters
+ * @run main/othervm -XX:+IgnoreUnrecognizedVMOptions -XX:+UseCompressedOops -XX:+UseCompressedClassPointers -XX:+UsePerfData -XX:+UseG1GC TestMetaspacePerfCounters
  */
 public class TestMetaspacePerfCounters {
     public static Class fooClass = null;
@@ -99,6 +99,6 @@
     }
 
     private static boolean isUsingCompressedClassPointers() {
-        return Platform.is64bit() && InputArguments.contains("-XX:+UseCompressedKlassPointers");
+        return Platform.is64bit() && InputArguments.contains("-XX:+UseCompressedClassPointers");
     }
 }
--- a/test/runtime/CDSCompressedKPtrs/CDSCompressedKPtrs.java	Fri Sep 06 11:11:19 2013 -0700
+++ b/test/runtime/CDSCompressedKPtrs/CDSCompressedKPtrs.java	Mon Aug 12 17:37:02 2013 +0200
@@ -24,7 +24,7 @@
 /*
  * @test
  * @bug 8003424
- * @summary Testing UseCompressedKlassPointers with CDS
+ * @summary Testing UseCompressedClassPointers with CDS
  * @library /testlibrary
  * @run main CDSCompressedKPtrs
  */
@@ -36,7 +36,7 @@
     ProcessBuilder pb;
     if (Platform.is64bit()) {
       pb = ProcessTools.createJavaProcessBuilder(
-        "-XX:+UseCompressedKlassPointers", "-XX:+UseCompressedOops",
+        "-XX:+UseCompressedClassPointers", "-XX:+UseCompressedOops",
         "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=./sample.jsa", "-Xshare:dump");
       OutputAnalyzer output = new OutputAnalyzer(pb.start());
       try {
@@ -44,7 +44,7 @@
         output.shouldHaveExitValue(0);
 
         pb = ProcessTools.createJavaProcessBuilder(
-          "-XX:+UseCompressedKlassPointers", "-XX:+UseCompressedOops",
+          "-XX:+UseCompressedClassPointers", "-XX:+UseCompressedOops",
           "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=./sample.jsa", "-Xshare:on", "-version");
         output = new OutputAnalyzer(pb.start());
         output.shouldContain("sharing");
--- a/test/runtime/CDSCompressedKPtrs/CDSCompressedKPtrsError.java	Fri Sep 06 11:11:19 2013 -0700
+++ b/test/runtime/CDSCompressedKPtrs/CDSCompressedKPtrsError.java	Mon Aug 12 17:37:02 2013 +0200
@@ -24,7 +24,7 @@
 /*
  * @test
  * @bug 8003424
- * @summary Test that cannot use CDS if UseCompressedKlassPointers is turned off.
+ * @summary Test that cannot use CDS if UseCompressedClassPointers is turned off.
  * @library /testlibrary
  * @run main CDSCompressedKPtrsError
  */
@@ -36,7 +36,7 @@
     ProcessBuilder pb;
     if (Platform.is64bit()) {
       pb = ProcessTools.createJavaProcessBuilder(
-        "-XX:+UseCompressedOops", "-XX:+UseCompressedKlassPointers", "-XX:+UnlockDiagnosticVMOptions",
+        "-XX:+UseCompressedOops", "-XX:+UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions",
         "-XX:SharedArchiveFile=./sample.jsa", "-Xshare:dump");
       OutputAnalyzer output = new OutputAnalyzer(pb.start());
       try {
@@ -44,21 +44,21 @@
         output.shouldHaveExitValue(0);
 
         pb = ProcessTools.createJavaProcessBuilder(
-          "-XX:-UseCompressedKlassPointers", "-XX:-UseCompressedOops",
+          "-XX:-UseCompressedClassPointers", "-XX:-UseCompressedOops",
           "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=./sample.jsa", "-Xshare:on", "-version");
         output = new OutputAnalyzer(pb.start());
         output.shouldContain("Unable to use shared archive");
         output.shouldHaveExitValue(0);
 
         pb = ProcessTools.createJavaProcessBuilder(
-          "-XX:-UseCompressedKlassPointers", "-XX:+UseCompressedOops",
+          "-XX:-UseCompressedClassPointers", "-XX:+UseCompressedOops",
           "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=./sample.jsa", "-Xshare:on", "-version");
         output = new OutputAnalyzer(pb.start());
         output.shouldContain("Unable to use shared archive");
         output.shouldHaveExitValue(0);
 
         pb = ProcessTools.createJavaProcessBuilder(
-          "-XX:+UseCompressedKlassPointers", "-XX:-UseCompressedOops",
+          "-XX:+UseCompressedClassPointers", "-XX:-UseCompressedOops",
           "-XX:+UnlockDiagnosticVMOptions", "-XX:SharedArchiveFile=./sample.jsa", "-Xshare:on", "-version");
         output = new OutputAnalyzer(pb.start());
         output.shouldContain("Unable to use shared archive");
@@ -71,19 +71,19 @@
 
       // Test bad options with -Xshare:dump.
       pb = ProcessTools.createJavaProcessBuilder(
-        "-XX:-UseCompressedOops", "-XX:+UseCompressedKlassPointers", "-XX:+UnlockDiagnosticVMOptions",
+        "-XX:-UseCompressedOops", "-XX:+UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions",
         "-XX:SharedArchiveFile=./sample.jsa", "-Xshare:dump");
       output = new OutputAnalyzer(pb.start());
       output.shouldContain("Cannot dump shared archive");
 
       pb = ProcessTools.createJavaProcessBuilder(
-        "-XX:+UseCompressedOops", "-XX:-UseCompressedKlassPointers", "-XX:+UnlockDiagnosticVMOptions",
+        "-XX:+UseCompressedOops", "-XX:-UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions",
         "-XX:SharedArchiveFile=./sample.jsa", "-Xshare:dump");
       output = new OutputAnalyzer(pb.start());
       output.shouldContain("Cannot dump shared archive");
 
       pb = ProcessTools.createJavaProcessBuilder(
-        "-XX:-UseCompressedOops", "-XX:-UseCompressedKlassPointers", "-XX:+UnlockDiagnosticVMOptions",
+        "-XX:-UseCompressedOops", "-XX:-UseCompressedClassPointers", "-XX:+UnlockDiagnosticVMOptions",
         "-XX:SharedArchiveFile=./sample.jsa", "-Xshare:dump");
       output = new OutputAnalyzer(pb.start());
       output.shouldContain("Cannot dump shared archive");
--- a/test/runtime/CompressedOops/CompressedKlassPointerAndOops.java	Fri Sep 06 11:11:19 2013 -0700
+++ b/test/runtime/CompressedOops/CompressedKlassPointerAndOops.java	Mon Aug 12 17:37:02 2013 +0200
@@ -25,7 +25,7 @@
  * @test
  * @bug 8000968
  * @key regression
- * @summary NPG: UseCompressedKlassPointers asserts with ObjectAlignmentInBytes=32
+ * @summary NPG: UseCompressedClassPointers asserts with ObjectAlignmentInBytes=32
  * @library /testlibrary
  */
 
@@ -52,7 +52,7 @@
         OutputAnalyzer output;
 
         pb = ProcessTools.createJavaProcessBuilder(
-            "-XX:+UseCompressedKlassPointers",
+            "-XX:+UseCompressedClassPointers",
             "-XX:+UseCompressedOops",
             "-XX:ObjectAlignmentInBytes=" + alignment,
             "-version");