CPUInstructions
Everything on SkillVeris tagged CPUInstructions — collected across the glossary, study notes, blog, and cheat sheets.
2 resources across 1 library
Interview Questions(2)
What is the Compare-and-Swap (CAS) Instruction?
Compare-and-swap (CAS) is an atomic CPU instruction that reads a memory location, compares it to an expected value, and only writes a new value if the comparis…
What Are Atomic Operations in an Operating System?
An atomic operation is one that executes as a single, indivisible step from the perspective of every other thread or CPU core, so no concurrent operation can e…