Java JavaConstant.forInt示例

示例#1

文件： HotSpotMetaAccessProvider.java 项目： gaoxiaojun/dync

 @Override
 public JavaConstant encodeDeoptActionAndReason(
     DeoptimizationAction action, DeoptimizationReason reason, int debugId) {
   HotSpotVMConfig config = runtime.getConfig();
   int actionValue = convertDeoptAction(action);
   int reasonValue = convertDeoptReason(reason);
   int debugValue = debugId & intMaskRight(config.deoptimizationDebugIdBits);
   JavaConstant c =
       JavaConstant.forInt(
           ~((debugValue << config.deoptimizationDebugIdShift)
               | (reasonValue << config.deoptimizationReasonShift)
               | (actionValue << config.deoptimizationActionShift)));
   assert c.asInt() < 0;
   return c;
 }