[llvm-dev] Changing only the opcode of a SelectionDAG node

Liad Mordekoviz via llvm-dev llvm-dev at lists.llvm.org
Tue Nov 28 00:34:09 PST 2017

When going through LowerOperation hook of the TargetLowering class,
I was wondering if there is a way to manipulate the existing node and then
return it, instead of creating a new one using the dag.getNode.
I am trying to replace the opcode of the node without changing anything
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