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Re: [tcb] Incremental SSA updates
Zdenek Dvorak wrote:
Thanks. I'll take a look.
you may also want to check ssaupdate-branch, where I have done something
One of the things that can be optimized is the insertion of PHI nodes.
They are not strictly necessary when you do this type of replacement.
Callers could have a choice. In the case of VRP, PHI nodes may provide
more information at merge points, but I need to evaluate this.
Also, did you experiment whether a scheme like this can be used instead