[Libre-soc-dev] daily kan-ban update 12oct2020
Luke Kenneth Casson Leighton
lkcl at lkcl.net
Tue Oct 13 05:30:07 BST 2020
On 10/13/20, Jacob Lifshay <programmerjake at gmail.com> wrote:
> found several bugs in LLVM
> got instructions with immediate args to work in
> power-instruction-analyzer (only addi for now, will add more tomorrow)
> Each instruction that takes a 16-bit immediate generates 0.5 MB of
> machine code (2 4-byte instructions for every immediate value), so we
> won't want to handle instructions with multiple immediates this way,
wha-howw, zowee. has to be a better way of doing that. even if it's
a tiny JIT compiler.
> multi-GB executables don't sound fun.
ehhmno. the link phase if it goes out of resident RAM ends up
thrashing like mad.
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