diff -r a5084703aa8a -r 3fdd343bc5ea hotspot/src/cpu/ppc/vm/globals_ppc.hpp
--- a/hotspot/src/cpu/ppc/vm/globals_ppc.hpp	Wed May 24 22:27:40 2017 +0200
+++ b/hotspot/src/cpu/ppc/vm/globals_ppc.hpp	Wed May 24 17:30:45 2017 -0700
@@ -164,7 +164,7 @@
   product(bool, ZapMemory, false, "Write 0x0101... to empty memory."        \
           " Use this to ease debugging.")                                   \
                                                                             \
-  /* Use Restricted Transactional Memory for lock eliding */                \
+  /* Use Restricted Transactional Memory for lock elision */                \
   product(bool, UseRTMLocking, false,                                       \
           "Enable RTM lock eliding for inflated locks in compiled code")    \
                                                                             \
@@ -174,24 +174,30 @@
   product(bool, UseRTMDeopt, false,                                         \
           "Perform deopt and recompilation based on RTM abort ratio")       \
                                                                             \
-  product(uintx, RTMRetryCount, 5,                                          \
+  product(int, RTMRetryCount, 5,                                            \
           "Number of RTM retries on lock abort or busy")                    \
+          range(0, max_jint)                                                \
                                                                             \
-  experimental(intx, RTMSpinLoopCount, 100,                                 \
+  experimental(int, RTMSpinLoopCount, 100,                                  \
           "Spin count for lock to become free before RTM retry")            \
+          range(0, 32767) /* immediate operand limit on ppc */              \
                                                                             \
-  experimental(intx, RTMAbortThreshold, 1000,                               \
+  experimental(int, RTMAbortThreshold, 1000,                                \
           "Calculate abort ratio after this number of aborts")              \
+          range(0, max_jint)                                                \
                                                                             \
-  experimental(intx, RTMLockingThreshold, 10000,                            \
+  experimental(int, RTMLockingThreshold, 10000,                             \
           "Lock count at which to do RTM lock eliding without "             \
           "abort ratio calculation")                                        \
+          range(0, max_jint)                                                \
                                                                             \
-  experimental(intx, RTMAbortRatio, 50,                                     \
+  experimental(int, RTMAbortRatio, 50,                                      \
           "Lock abort ratio at which to stop use RTM lock eliding")         \
+          range(0, 100) /* natural range, checked in vm_version_ppc.cpp */  \
                                                                             \
-  experimental(intx, RTMTotalCountIncrRate, 64,                             \
+  experimental(int, RTMTotalCountIncrRate, 64,                              \
           "Increment total RTM attempted lock count once every n times")    \
+          range(1, 32767) /* immediate operand limit on ppc */              \
                                                                             \
   experimental(intx, RTMLockingCalculationDelay, 0,                         \
           "Number of milliseconds to wait before start calculating aborts " \