Instruction Set Architecture (ISA) is a set of instructions defined for the processor’s architecture. These are the instructions that the processor understands. It defines the hardware and software ...

FLAGSTAFF, Ariz — A recent study in the ACM Transactions on Computer Systems came to the conclusion that processor instruction set architectures, whether reduced (RISC) or complex (CISC), are ...

Ten years ago, I waded into the then-raging “Mac vs. PC” wars with a lengthy treatise on “RISC vs. CISC: the Post-RISC Era.” In the conclusion to that article, I declared the “RISC vs. CISC” debate ...