--- a/src/share/vm/utilities/globalDefinitions.hpp	Fri Feb 24 18:30:42 2012 -0800
+++ b/src/share/vm/utilities/globalDefinitions.hpp	Mon Feb 27 13:10:13 2012 +0100
@@ -175,6 +175,9 @@
 const int MICROUNITS    = 1000000;      // micro units per base unit
 const int NANOUNITS     = 1000000000;   // nano units per base unit
 
+const jlong NANOSECS_PER_SEC      = CONST64(1000000000);
+const jint  NANOSECS_PER_MILLISEC = 1000000;
+
 inline const char* proper_unit_for_byte_size(size_t s) {
   if (s >= 10*M) {
     return "M";
@@ -295,6 +298,11 @@
 const juint   max_juint   = (juint)-1;   // 0xFFFFFFFF largest juint
 const julong  max_julong  = (julong)-1;  // 0xFF....FF largest julong
 
+typedef jbyte  s1;
+typedef jshort s2;
+typedef jint   s4;
+typedef jlong  s8;
+
 //----------------------------------------------------------------------------------------------------
 // JVM spec restrictions