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2009 Jun 10
1
[LLVMdev] Phi Node Question
...and store a
pointer to it in an llvm::Value object.
Now, the question I have is as follows... If I only define this object once
at the start of the function, do I need to create phi nodes to propagate its
value everywhere, or can I keep using the same llvm::Value object everywhere
in the function, regargless of which basic block I'm currently in? There
will not be a case where this object is defined twice along separate
branches, it will always be defined only once at the start of the function
(entry basic block). However, if I have to create these phi nodes, it would
significantly complicate the a...