[Bug tree-optimization/61110] Simplify value_replacement in phiopt

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=61110

Andrew Pinski <pinskia at gcc dot gnu.org> changed:

           What    |Removed                     |Added
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         Depends on|                            |25290

--- Comment #2 from Andrew Pinski <pinskia at gcc dot gnu.org> ---
I think some of this should really be moved to match.pd and phi-opt use it
instead.