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expandreadcyclecounter
2008 Aug 07
2
[LLVMdev] Modeling 16-bit pointer registers for an 8-bit target
>
> I don't think there is code in Legalizer to expand GlobalAddress. But
you
> can custom lower it. X86 custom lower GlobalAddress nodes for a
different
> reason.
>
> Evan
>
Hmmm...That means we have to make i16 as a legal type (since
GlobalAddresses are 16-bits) and custom lower all 16-bit operations to
8-bit operations. I was thinking to take advantage of the