[LLVMbugs] [Bug 9587] convert floating point divides by constants into multiplies when possible

[bugzilla-daemon at llvm.org]

http://llvm.org/bugs/show_bug.cgi?id=9587

Benjamin Kramer <benny.kra at gmail.com> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
             Status|NEW                         |RESOLVED
                 CC|                            |benny.kra at gmail.com
         Resolution|                            |FIXED

--- Comment #1 from Benjamin Kramer <benny.kra at gmail.com> 2011-03-30 10:45:37 CDT ---
This is a neat trick. GCC does this kind of optimization in the frontend, so
llvm-gcc users didn't notice it.

I implemented the optimization in LLVM's optimizer in svn r128545 and r128546.

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