compiledMethod.setObsolete(false);
compiledMethod.setActiveOnStack();
  private void getHWExceptionRegisters(int verbosity) {    if (processCodeLocations && thread.hardwareExceptionRegisters.inuse) {      Address ip = thread.hardwareExceptionRegisters.ip;      VM_CompiledMethod compiledMethod = VM_CompiledMethods.findMethodForInstruction(ip);      if (VM.VerifyAssertions) {        VM._assert(compiledMethod != null);        VM._assert(compiledMethod.containsReturnAddress(ip));      }      compiledMethod.setObsolete(false);      ObjectReference code = ObjectReference.fromObject(compiledMethod.getEntryCodeArray());      Address ipLoc = thread.hardwareExceptionRegisters.getIPLocation();      if (VM.VerifyAssertions) VM._assert(ip == ipLoc.loadAddress());      codeLocationsPush(code, ipLoc);    }  }