Researchers argue that 'at least 40%' of the bloated x86 ISA could be removed and emulated to improve CPU efficiency

The researchers "conclude that at least 40% of the x86 ISA, even after excluding multimedia extensions, could be emulated ...
TechSpot

Intel proposes the x86-S architecture for a simpler, more efficient CPU instruction set

Forward-looking: After being beaten by AMD in introducing the first, truly 64-bit instruction set in the x86 CPU world, Intel is now trying to get ahead of its historical competitor by working on a ...
Hackaday

instruction set architecture

An Instruction Set Architecture (ISA) defines the software interface through which for example a central processor unit (CPU) is controlled. Unlike early computer systems which didn’t define a ...
Semiconductor Engineering

Dual Instruction-Set Architecture, Supporting A TTA And RISC-V Instruction Set Via a Lightweight Microcode Hardware Unit

A technical paper titled “Energy-Efficient Exposed Datapath Architecture With a RISC-V Instruction Set Mode” was published by researchers at Tampere University. “Transport triggered architectures ...
Hackaday

Checking In On The ISA Wars And Its Impact On CPU Architectures

An Instruction Set Architecture (ISA) defines the software interface through which for example a central processor unit (CPU) is controlled. Unlike early computer systems which didn’t define a ...
TechSpot

Intel releases X86S instruction set version 1.2, killing multiple 16-bit and 32-bit features

In a nutshell: Intel has unveiled the latest revision of its pared-down X86S instruction set architecture. Version 1.2 takes the trimming trend further by axing multiple 16-bit and 32-bit features. It ...
ExtremeTech

China plans national, unified CPU architecture

According to reports from various industry sources, the Chinese government has begun the process of picking a national computer chip instruction set architecture (ISA). This ISA would have to be used ...
ZDNet

Rediscovering RISC-V: Apple M1 sparks renewed interest in non-x86 architectures

RISC-V is, like x86 and ARM, an instruction set architecture (ISA). Unlike x86 and ARM, it is a free and open standard that anyone can use without getting locked into someone else's processor designs ...