What you've learned

You should now know how to:

  • Describe common non-cache PMU events.
  • Understand why specific code triggers specific PMU events on the Neoverse N2 Core.

Knowledge Check

ITLB_WALK counts page table walks as a result of TLB maintenance operations.

ASE_SPEC differs from ASE_INST_SPEC because ASE_SPEC only counts speculatively executed Advanced SIMD operations, excluding load, store, and move micro-operations.

Which of the following is true?

Which of these scenarios trigger an ITLB walk?