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2009 Mar 15
5
[LLVMdev] Overlapping register classes
Hi,
I am writing a backend for the Blackfin processor from Analog Devices. I
just started so I still have a lot to learn about the code generator. So
far, I can compile test/CodeGen/Generic/BasicInstrs.ll correctly, but
that is about it.
The Blackfin 32-bit registers divide naturally into several classes. I
have modelled these register classes without knowing anything about what
the code