[libre-riscv-dev] GPU design
programmerjake at gmail.com
Thu Dec 6 14:04:55 GMT 2018
the Alpha 21164 has a scoreboard and two load units (integer pipe 0 & 1),
also, the d-cache has two read ports, so I would expect that it can execute
multiple loads simultaneously.
On Thu, Dec 6, 2018, 04:30 lkcl <lkcl at libre-riscv.org wrote:
> apparently scoreboards cannot cope with / issue multiple LOAD
> operations. that's a major show-stopper as we have the
> hardware-macro-loop-unrolling on LD operations (and ST).
> will have to see how answers progress, there, if anyone knows if
> scoreboards have been improved, since.
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> libre-riscv-dev at lists.libre-riscv.org
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