Is it true that EPYC doesn't use the program counter as in: next instruction add... | Hacker News

Hacker Newsnew | past | comments | ask | show | jobs | submit

		iberator 5 months ago \| parent \| context \| favorite \| on: AMD's EPYC 9355P: Inside a 32 Core Zen 5 Server Ch... Is it true that EPYC doesn't use the program counter as in: next instruction address is in the second operand for some operations?

nine_k 5 months ago [–]

EPYC runs x64 code. In it, jump instructions work exactly as you describe.

themafia 5 months ago | [–]

Well, there are relative jumps, so a global program counter has to exist on some level.

Guidelines | FAQ | Lists | API | Security | Legal | Apply to YC | Contact