[Bug target/14255] i386 backend should be teached how to use divl

[pinskia at gcc dot gnu.org]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=14255
Bug 14255 depends on bug 14224, which changed state.

Bug 14224 Summary: GCC generates pessimizes code for integer division
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=14224

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
         Resolution|---                         |INVALID