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For one, it makes legacy x86 support in the upcoming ARM64 Windows SKU that much simpler and lighter weight, since there's less stuff to support (and a smaller
by andreiw 9y ago
For one, it makes legacy x86 support in the upcoming ARM64 Windows SKU that much simpler and lighter weight, since there's less stuff to support (and a smaller address space to virtualize). Since every bit of software, in practice, already has to be 32 and 64-bit, MS can focus on 32-bit x86 emu alone for compat, and let vendors ship ARM64 binaries if required.