If you’re new to the Arm ecosystem, consider this a quick primer on terms you likely have seen before but might have questions about. The Arm architecture is a family of Reduced Instruction Set Architectures (RISC) with simple addressing modes. Data processing is done on register operands otherwise relying on loads and stores to move data into and out of registers.

Source: Disambiguating Arm, Arm ARM, Armv9, ARM9, ARM64, Aarch64, A64, A78, …