"A SelectionDAG has designated "Entry" and "Root" nodes. The Entry
node is always a marker node with an Opcode of ISD::TokenFactor. The
Root node is the final side-effecting node in the token chain. For
example, in a single basic block function, this would be the return
Isn't it should be:
"...The Entry node is always a marker node with an Opcode of ISD::EntryToken..."