[libre-riscv-dev] new update written for NLnet grant and progress

Luke Kenneth Casson Leighton lkcl at lkcl.net
Tue May 28 05:08:43 BST 2019


On Tue, May 28, 2019 at 4:43 AM Jacob Lifshay <programmerjake at gmail.com> wrote:
>
> When the multiplier is used in the intended way, it will have 2x
> Mul8_16_32_64 for a total of 128-bits per argument/result bus, so will
> support 2 64x64 multiplications per cycle. Supporting 64-bit
> multiplications requires approximately 1.5x the number of gates when
> compared to the 128-bit wide 32/16/8-bit multiplier.

 ok i did a sort-of summary version of that.

> Other than that, it looks good to me.

 cool.



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