src/share/vm/adlc/formsopt.cpp

rev 2699 : 7090968: Allow adlc register class to depend on runtime conditions
Summary: allow reg_class definition as a function.
Reviewed-by:

@@ -217,11 +217,13 @@
 }
 
 
 //------------------------------RegClass---------------------------------------
 // Construct a register class into which registers will be inserted
-RegClass::RegClass(const char *classid) : _stack_or_reg(false), _classid(classid), _regDef(cmpstr,hashstr, Form::arena) {
+RegClass::RegClass(const char *classid) : _stack_or_reg(false), _classid(classid), _regDef(cmpstr,hashstr, Form::arena),
+                                          _user_defined(NULL)
+{
 }
 
 // record a register in this class
 void RegClass::addReg(RegDef *regDef) {
   _regDefs.addName(regDef->_regname);