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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