8006432: Ratio flags should be unsigned

Summary: Flags changed to be of uintx type
Reviewed-by: johnc, tamao

hotspot/src/cpu/zero/vm/shark_globals_zero.hpp

 /*
- * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 2013, Oracle and/or its affiliates. All rights reserved.
  * Copyright 2008, 2009, 2010 Red Hat, Inc.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
@@ -51,7 +51,7 @@ define_pd_global(intx,     Tier4BackEdgeThreshold,       100000);
 define_pd_global(intx,     OnStackReplacePercentage,     933  );
 define_pd_global(intx,     FreqInlineSize,               325  );
 define_pd_global(intx,     InlineSmallCode,              1000 );
-define_pd_global(intx,     NewRatio,                     12   );
+define_pd_global(uintx,    NewRatio,                     12   );
 define_pd_global(intx,     NewSizeThreadIncrease,        4*K  );
 define_pd_global(intx,     InitialCodeCacheSize,         160*K);
 define_pd_global(intx,     ReservedCodeCacheSize,        32*M );

hotspot/src/os_cpu/bsd_x86/vm/globals_bsd_x86.hpp

 /*
- * Copyright (c) 2000, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2000, 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
@@ -42,7 +42,7 @@ define_pd_global(intx, VMThreadStackSize,        512);
 #endif // AMD64
 
 define_pd_global(intx, CompilerThreadStackSize,  0);
-define_pd_global(intx, SurvivorRatio,            8);
+define_pd_global(uintx, SurvivorRatio,           8);
 
 define_pd_global(uintx, JVMInvokeMethodSlack,    8192);
 

hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.cpp

@@ -274,8 +274,8 @@ ConcurrentMarkSweepGeneration::ConcurrentMarkSweepGeneration(
 // end of a collection, we let CMSTriggerRatio of the (purported) free
 // space be allocated before initiating a new collection cycle.
 //
-void ConcurrentMarkSweepGeneration::init_initiating_occupancy(intx io, intx tr) {
-  assert(io <= 100 && tr >= 0 && tr <= 100, "Check the arguments");
+void ConcurrentMarkSweepGeneration::init_initiating_occupancy(intx io, uintx tr) {
+  assert(io <= 100 && tr <= 100, "Check the arguments");
   if (io >= 0) {
     _initiating_occupancy = (double)io / 100.0;
   } else {

hotspot/src/share/vm/gc_implementation/concurrentMarkSweep/concurrentMarkSweepGeneration.hpp

 /*
- * Copyright (c) 2001, 2012, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2001, 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
@@ -1093,7 +1093,7 @@ class ConcurrentMarkSweepGeneration: public CardGeneration {
 
   // getter and initializer for _initiating_occupancy field.
   double initiating_occupancy() const { return _initiating_occupancy; }
-  void   init_initiating_occupancy(intx io, intx tr);
+  void   init_initiating_occupancy(intx io, uintx tr);
 
  public:
   ConcurrentMarkSweepGeneration(ReservedSpace rs, size_t initial_byte_size,

hotspot/src/share/vm/gc_implementation/g1/g1_globals.hpp

@@ -101,9 +101,6 @@
           "to-space, we will allow regions whose survival rate is up to "   \
           "S + (1 - S)*X, where X is this parameter (as a fraction.)")      \
                                                                             \
-  develop(intx, G1InitYoungSurvRatio, 50,                                   \
-          "Expected Survival Rate for newly allocated bytes")               \
-                                                                            \
   develop(bool, G1SATBPrintStubs, false,                                    \
           "If true, print generated stubs for the SATB barrier")            \
                                                                             \

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

@@ -1239,7 +1239,7 @@ void Arguments::set_cms_and_parnew_gc_flags() {
   // prefer minuscule survivor spaces so as not to waste
   // space for (non-existent) survivors
   if (FLAG_IS_DEFAULT(SurvivorRatio) && MaxTenuringThreshold == 0) {
-    FLAG_SET_ERGO(intx, SurvivorRatio, MAX2((intx)1024, SurvivorRatio));
+    FLAG_SET_ERGO(uintx, SurvivorRatio, MAX2((uintx)1024, SurvivorRatio));
   }
   // If OldPLABSize is set and CMSParPromoteBlocksToClaim is not,
   // set CMSParPromoteBlocksToClaim equal to OldPLABSize.
@@ -1881,7 +1881,7 @@ bool Arguments::check_vm_args_consistency() {
   if (UseParallelOldGC && ParallelOldGCSplitALot) {
     // Settings to encourage splitting.
     if (!FLAG_IS_CMDLINE(NewRatio)) {
-      FLAG_SET_CMDLINE(intx, NewRatio, 2);
+      FLAG_SET_CMDLINE(uintx, NewRatio, 2);
     }
     if (!FLAG_IS_CMDLINE(ScavengeBeforeFullGC)) {
       FLAG_SET_CMDLINE(bool, ScavengeBeforeFullGC, false);

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

@@ -1802,7 +1802,7 @@ class CommandLineFlags {
   product(bool, ParallelRefProcBalancingEnabled, true,                      \
           "Enable balancing of reference processing queues")                \
                                                                             \
-  product(intx, CMSTriggerRatio, 80,                                        \
+  product(uintx, CMSTriggerRatio, 80,                                       \
           "Percentage of MinHeapFreeRatio in CMS generation that is "       \
           "allocated before a CMS collection cycle commences")              \
                                                                             \
@@ -2977,10 +2977,10 @@ class CommandLineFlags {
   product(uintx, TLABWasteIncrement,    4,                                  \
           "Increment allowed waste at slow allocation")                     \
                                                                             \
-  product(intx, SurvivorRatio, 8,                                           \
+  product(uintx, SurvivorRatio, 8,                                          \
           "Ratio of eden/survivor space size")                              \
                                                                             \
-  product(intx, NewRatio, 2,                                                \
+  product(uintx, NewRatio, 2,                                               \
           "Ratio of new/old generation sizes")                              \
                                                                             \
   product_pd(uintx, NewSizeThreadIncrease,                                  \
@@ -3031,7 +3031,7 @@ class CommandLineFlags {
   product(uintx, InitialTenuringThreshold,    7,                            \
           "Initial value for tenuring threshold")                           \
                                                                             \
-  product(intx, TargetSurvivorRatio,    50,                                 \
+  product(uintx, TargetSurvivorRatio,    50,                                \
           "Desired percentage of survivor space used after scavenge")       \
                                                                             \
   product(uintx, MarkSweepDeadRatio,     5,                                 \