src/cpu/ppc/vm/vm_version_ppc.cpp

rev 13389 : PPC: Implement MulAdd and SquareToLen intrinsics

This implementation is based on the algorithm implemented in java. It
yields a performance speedup of:
JDK8 - 23%
JDK9 - 5%
JDK10 - 5%

*** 256,265 ****
--- 256,271 ----
      FLAG_SET_DEFAULT(UseSHA1Intrinsics, false);
      FLAG_SET_DEFAULT(UseSHA256Intrinsics, false);
      FLAG_SET_DEFAULT(UseSHA512Intrinsics, false);
    }
  
+   if (FLAG_IS_DEFAULT(UseSquareToLenIntrinsic)) {
+     UseSquareToLenIntrinsic = true;
+   }
+   if (FLAG_IS_DEFAULT(UseMulAddIntrinsic)) {
+     UseMulAddIntrinsic = true;
+   }
    if (FLAG_IS_DEFAULT(UseMultiplyToLenIntrinsic)) {
      UseMultiplyToLenIntrinsic = true;
    }
    if (FLAG_IS_DEFAULT(UseMontgomeryMultiplyIntrinsic)) {
      UseMontgomeryMultiplyIntrinsic = true;