427         UseXmmI2D = true;

   427         UseXmmI2D = true;

   428       } else {

   428       } else {

   429         UseXmmI2D = false;

   429         UseXmmI2D = false;

   430       }

   430       }

   431     }

   431     }

   432 

   437 

   433     // Use count leading zeros count instruction if available.

   438     // Use count leading zeros count instruction if available.

   434     if (supports_lzcnt()) {

   439     if (supports_lzcnt()) {

   435       if (FLAG_IS_DEFAULT(UseCountLeadingZerosInstruction)) {

   440       if (FLAG_IS_DEFAULT(UseCountLeadingZerosInstruction)) {

   436         UseCountLeadingZerosInstruction = true;

   441         UseCountLeadingZerosInstruction = true;