ARMv8 has been around for years, it is the first 64-bit version of the ARM architecture. Now it’s time to move on to ARMv9. No, it’s not jumping to 128-bit, but it does bring the end of 32-bit designs. ARM is planning to take Cortex-A cores 64-bit only by 2023 and it is working with its partners to ensure that the software ecosystem is ready to wave goodbye to 32-bit apps (a process that ARM hopes will be completed by the end of this year).
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