[Libre-soc-dev] svp64 review and "FlexiVec" alternative
programmerjake at gmail.com
Wed Jul 27 01:35:55 BST 2022
On Tue, Jul 26, 2022, 17:33 Jacob Lifshay <programmerjake at gmail.com> wrote:
> i think we should specifically have the same ISA for cpu and gpu stuff, it
> makes possible optimizing 3D graphics much more if it becomes wide-spread,
> as opposed to current GPUs where the vendors basically forbid you from
> using their native ISA and insist you must use their compiler to process
> all your gpu code first. Using the same ISA also reduces communication
> overhead because you can just treat it as a normal multithreaded program,
> rather than this thing that you have to go to great effort to queue up work
> for and use special kernel drivers, etc.
also, who wouldn't want to use their gpu to run normal cpu tasks too, if it
was available? compiling llvm on your 32-core gpu and 16-core cpu!
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