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...tificial operand added to create a virtual register live range. Also, the code in utils/TableGen/PseudoLoweringEmitter.cpp (near line 141) doesn't seem to allow converting a pseudo to a code-gen-only instruction. What is the reason for this? Table-gen complains if I try to convert pseudo PseudoMFHI64 to code-gen-only instruction MFHI64 using PseudoInstExpansion: PseudoMFHI64 GPR64:$rd, ACC128:$ac -> MFHI64 GPR64:$rd -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://lists.llvm.org/pipermail/llvm-dev/attachments/20131003/933941a4/attachment.html>