[llvm-dev] Understanding targets
Simon Atanasyan via llvm-dev
llvm-dev at lists.llvm.org
Thu Nov 14 01:47:40 PST 2019
On Thu, Nov 14, 2019 at 10:11 AM Gaier, Bjoern <Bjoern.Gaier at horiba.com> wrote:
> So If I understand it correctly, Clang knows what 'mips1' and 'mips5' are - but can't generate code for it? Why is it like that?
As Daniel Sanders said:
We never implemented mips1 codegen as it was orders of magnitude
harder than mips2 (mostly because of the delay slots on load
instructions) and there's no 'generic' mips1 target (because
coprocessor 0 wasn't standardized).
MIPS 2 should work.
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