The unit that may acts as an interface between the Front end and the Out of order execution engine in the pipeline flow is
(a) micro-op queue
(b) micro-op stack
(c) micro-ops
(d) none
This question was posed to me in semester exam.
This interesting question is from Extended Instruction Set In Advanced Pentium Processors, Formal Verification topic in chapter Pentium 4 processor of Microprocessor