[llvm-dev] how to allocate consecutive register?

Tim Northover via llvm-dev llvm-dev at lists.llvm.org
Sat Sep 10 23:50:52 PDT 2016


On 9 September 2016 at 21:19, Quentin Colombet via llvm-dev
<llvm-dev at lists.llvm.org> wrote:
> Make the store instruction takes only one operand, a tuple register.
> You have examples of tuple registers in the ARM backend.

The difficult bit will be if there are loads with the same property. I
don't think you can easily encode the fact that one half of a register
is read and the other written.

Tim.


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