RISC-V does this too: https://five-embeddev.com/riscv-isa-manual/latest/m.html https://five-embeddev.com/riscv-isa-manual/latest/m.html "If both the high and l

RISC-V does this too: https://five-embeddev.com/riscv-isa-manual/latest/m.html https://five-embeddev.com/riscv-isa-manual/latest/m.html "If both the high and low bits of the same product are required, then the recommended code sequence is [...]. Microarchitectures can then fuse these into a single multiply operation instead of performing two separate multiplies."