src/cpu/x86/vm/c2_init_x86.cpp

*** 56,63 ****
      // mark the upper zmm bank bad and all the mask registers bad in this case
      for (OptoReg::Name i = OptoReg::Name(middle); i<OptoReg::Name(_last_Mach_Reg - 1); i = OptoReg::add(i, 1)) {
        OptoReg::invalidate(i);
      }
    }
- 
-   SuperWordLoopUnrollAnalysis = true;
  }
--- 56,61 ----