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1023061
2012 Jul 02
4
[LLVMdev] [NVPTX] Backend failure in LegalizeDAG due to unimplemented expand in target lowering
Okay, few issues here:
First, i1 is used in the NVPTX back-end to map to the predicate (.pred)
type. We definitely do not want to declare this type as illegal. The real
issue is lack of complete support for this type. The PTX language places
restrictions on what can be done with .pred registers, and it looks like
the failure is here:
kernelgen_hostcall.exit228: ; preds =