4 ms·

The source for this on Intel processors is the Intel Optimization Reference Manual, section 3.4.1: https://www.intel.com/content/dam/www/public/us/en/documents/

• hyperpape 8y ago
  To me, that section says that you can emit machine code that will allow the branch predictor to do a better job, not that you can control what the branch predictor does.
  • bluGill 8y ago
    To my mind those amount to the same thing.
    • hyperpape 8y ago
      See my other comment: https://news.ycombinator.com/item?id=18735053 https://news.ycombinator.com/item?id=18735053. I really should have consolidated them somehow.