[llvm-dev] question: access IR class Instruction from DAG SDValue

[Ryan Taylor via llvm-dev]

It might be a more useful to know what it is you need from the IR in the
DAG or what it is you r trying to do?



On Nov 25, 2017 7:59 PM, "Jonathan via llvm-dev" <llvm-dev at lists.llvm.org>
wrote:

> The llvm backend uses class Instruction in IR handle stage, create SDVaule
> and DAG in DAG translation stage and class MachineInstr in Machine
> instruction translation stage.
> Can I access class Instruction from DAG structure or stage, or access DAG
> and Instruction from MachineInstr structure or stage?
>
> Jonathan
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