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apic_rdmsr
2014 Feb 08
2
[LLVMdev] selecting ISD node - help
Hi Tim,
Tim Northover-2 wrote
> The code used for DIV is around X86ISelDAGToDAG.cpp:2415, but from a
> glance the key points seem to be:
> 1. use the second result of getCopyToReg (i.e. SDValue(setIdNode, 1))
> in the RDMSR node.
> 2. Give your RDMSR node type MVT::Glue instead of MVT::Other
I tried doing what you said, and the DAG looks like how I think it supposed
to look like